LRS Series: Power Supply

82 products

MEAN WELL LRS Series Enclosed Switching Power Supply

Complete Portfolio: 35W to 1200W | 1U Low Profile | High Reliability

  • Series Features
  • Standard Models (35W~600W)
  • Peak Power & Special Models
  • Applications
  • Ordering Guide

General Product Features

  • Ultra-Low Profile Design: The entire series features a space-saving 1U low profile design. Heights range from just 30mm (up to 350W) to 41mm (600W~1200W), making them ideal for compact cabinets.
  • Input Flexibility: Universal AC input / Full range capabilities for lower wattages (35W~100W) and the LRS-150F. Switch-selectable AC input for mid-to-high wattages (150W~600W). The LRS-1200 accepts a wide 180~305VAC input.
  • High Reliability & Durability: All models withstand a 300VAC surge input for 5 seconds, endure a 5G vibration test, and undergo a 100% full load burn-in test. Suitable for operating altitudes up to 5000 meters.
  • Excellent Energy Efficiency: Extremely low no-load power consumption (ranging from <0.2W to <0.75W for most models) ensures compliance with worldwide energy requirements. Maximum efficiency reaches up to 94%.
  • Comprehensive Protections: Built-in protection against short circuit, overload, and over voltage. Over temperature protection is included on 150W models and above.
  • Cooling Mechanisms: Free air convection cooling for models up to 200W ensures silent operation. Models 350W and above utilize forced air cooling via a built-in DC fan with ON-OFF control.
  • Warranty: The entire LRS family is backed by a reliable 3-year warranty.

Standard Specifications Overview

Power Range Series Models DC Voltage Options Cooling Method Max Efficiency Dimension (L*W*H)
35W ~ 100W LRS-35, LRS-50, LRS-75, LRS-100 3.3V, 5V, 12V, 15V, 24V, 36V, 48V Free Air Convection 89% ~ 91.5% 99*82*30mm (to 35W or 55w)
99*97*30mm (75w)
129*97*30mm (100W)
150W ~ 200W LRS-150, LRS-200 3.3V, 4.2V, 5V, 12V, 15V, 24V, 36V, 48V Free Air Convection 90% 159*97*30mm (150W)
215*115*30mm (200W)
350W ~ 600W LRS-350, LRS-450, LRS-600 3.3V, 4.2V, 5V, 12V, 15V, 24V, 27V, 36V, 48V Built-in DC Fan 89% ~ 92% 215*115*30mm (350W)
225*124*35mm (450W)
225*124*41mm (600W)
Note: DC voltage availability varies slightly by specific wattage model. Reference specific datasheets for precise voltage tolerance and ripple noise specifications.

Specialized & Premium Models

N2 Series (200% Peak Power Capability)

The LRS-100N2, LRS-200N2, LRS-350N2, and LRS-600N2 series are specially designed to deliver up to 200% short-duration peak power. This makes them the perfect solution for motor applications and heavy electromechanical loads requiring significantly higher power during startup, without needing to over-size the power supply.

LRS-1200 (1200W High Power)

The LRS-1200 is the flagship model providing up to 1200W output in a compact 41mm profile. It features premium industrial capabilities including:

  • 150% peak power capacity for 5 seconds.
  • Conformal coating for harsh environments.
  • Built-in constant current limiting circuit.
  • Remote Control (ON/OFF), Remote Sense, and DC OK signal.

LRS-150F (Full Range Input)

Unlike the standard LRS-150 which relies on a physical switch to change input voltage, the LRS-150F features an auto-adjusting Universal AC input (85~264VAC Full Range), eliminating the risk of switch-setting errors during global deployment.

Recommended Applications

  • Industrial Automation Machinery: Reliable power for factory floors, robotic arms, and automated assembly lines.
  • Industrial Control Systems: Stable DC voltage for PLCs, HMIs, and control cabinets.
  • Mechanical and Electrical Equipment: General purpose powering for 3D printers, laser engravers, and CNC routers.
  • Electronic Instruments & Apparatus: Clean power delivery for testing and measurement equipment.
  • Household Appliances: Specifically certified and applicable for LRS-35, LRS-50, LRS-75, LRS-100, LRS-150, and LRS-150F series.
  • Inductive and Capacitive Loads: The N2 Series (100N2, 200N2, 350N2, 600N2) is highly recommended for motors, pumps, and loads with high inrush currents.

Product Ordering Code Breakdown

No. Item Code / Value Description
1 Series Name LRS Low Profile Single Output Switching Power Supply
2 Rated Wattage 35 / 50 / 75 / 100 / 150 / 200 / 350 / 450 / 600 / 1200 Approximate output power rating in Watts
3 Input Type (Optional) F Indicates Full range input (Applicable only to LRS-150F)
4 Peak Power (Optional) N2 Indicates 200% peak power capability (Applicable to 100W, 200W, 350W, 600W)
5 Output Voltage 3.3 / 4.2 / 5 / 12 / 15 / 24 / 27 / 36 / 48 DC Voltage Output (e.g., 24 represents 24VDC)
Example 1: LRS-150F-24 represents a 150W power supply with Full Range AC input and 24V DC output.
Example 2: LRS-600N2-12 represents a 600W power supply with 2 times Peak Power capability and 12V DC output.
Example 3: LRS-1200-48 represents the flagship 1200W power supply with 48V DC output.
  • LRS-50-48

    MEAN WELL LRS-50 series: enclosed AC/DC switching power supply - LRS-50-48

    MEAN WELL LRS-50-48 is a single-output enclosed switching power supply with a 48 V DC output, 1.1 A rated current and 52.8 W rated output power. Universal AC input / full range. Free-air convection; no fan. Download MEAN WELL LRS-50 Datasheet (PDF) The combined LRS catalog includes this series on PDF pages 5–8. Specifications: page 6; mechanical drawing: page 8. Model and Output Specifications Complete model LRS-50-48 Series LRS-50 Output-voltage code 48 = 48 V DC nominal output Rated output voltage 48 V DC Rated output current 1.1 A Output current range 0 to 1.1 A Rated output power 52.8 W Output voltage adjustment 43.2 to 52.8 V Ripple and noise, maximum 200 mVp-p Voltage tolerance ±1.0% Line regulation ±0.5% Load regulation ±0.5% Efficiency, typical 90% at the stated test conditions 230 VAC input, rated load, 25°C ambient unless otherwise stated. Ripple/noise test: 20 MHz bandwidth; 12-inch twisted-pair wire terminated with 0.1 µF and 47 µF parallel capacitors. Voltage tolerance includes setup tolerance, line regulation and load regulation. Line regulation is measured from low to high input at rated load; load regulation is measured from 0% to 100% rated load. Input and Timing AC input range 85 to 264 VAC Input range selection Universal AC input / full range DC input range 120 to 373 VDC Input frequency 47 to 63 Hz AC input current, typical 0.95A/115VAC 0.56A/230VAC Inrush current, typical Cold start 45A/230VAC Leakage current <0.75mA / 240VAC Setup / rise time 1000 / 30 ms at 230 VAC; 2000 / 30 ms at 115 VAC, full load Hold-up time, typical 30 ms at 230 VAC; 12 ms at 115 VAC, full load Transient input withstand 300 VAC for 5 seconds; this is a surge condition, not the continuous input rating Full load; setup at cold first start. Rapid on/off cycling can increase setup time. Protection and Recovery Short-circuit protection Included Overload 110 to 150% of rated output power. Hiccup; automatically recovers after fault condition is removed. Overvoltage protection 55.2 to 67.8 V. Shut down output; re-power on to recover. Environment and Cooling Ambient operating temperature -30 to 70 °C; apply the temperature and input-voltage derating curves Cooling Free-air convection; no fan Working humidity 20 ~ 90% RH non-condensing Storage temperature / humidity -40 ~ +85°C, 10 ~ 95% RH non-condensing Temperature coefficient ±0.03%/°C (0 ~ 50°C) Operating altitude Up to 5,000 m as stated for this series; the applicable overvoltage category and temperature derating impose additional limits. Overvoltage category Category III up to 2,000 m under the standards specified in this series datasheet. This is an insulation category, separate from the output-overvoltage protection threshold. Higher-altitude temperature derating For operation above 2,000 m, reduce the permitted ambient temperature by 5 °C per additional 1,000 m. Verify the applicable insulation/approval limits for the installation. Full rated output is not available at every point within the temperature and input ranges. Use the ambient-temperature and static input-voltage curves on PDF page 7 for this model and installation orientation. Dimensions and Installation Overall dimensions (L × W × H) 99 × 82 × 30 mm Case number 239A Drawing tolerance ±1 mm Mounting-hole callouts 2-M3 L=3.0; 2-M3 L=5 Terminal 1 AC/L Terminal 2 AC/N Terminal 3 FG (protective earth) Terminal 4 DC OUTPUT -V Terminal 5 DC OUTPUT +V Use the mechanical drawing on PDF page 8 to locate the holes and confirm the permitted screw penetration for the selected mounting face. The M3/M4 callouts are mounting dimensions, not accessory ordering codes. Match wiring, protective-earth connection and output polarity to the terminal markings. Keep ventilation openings clear for convection cooling. This enclosed supply is a component for installation inside final equipment. Complete installation and electrical work using the manufacturer’s installation instructions and the applicable equipment requirements. Reference Weight Catalog reference per unit 210 g This value is the per-unit reference in the manufacturer’s PACKING row. It is not a measured net weight or a quotation for the complete shipping package. Application and Datasheet Notes EMC results are for a component installed on the manufacturer’s specified test plate. The finished equipment must be checked again for EMC compliance. Safety approvals and regional exceptions depend on the exact model and datasheet revision; refer to the linked specification and applicable certificates when selecting the unit. Additional Manufacturer Data Vibration test 10 ~ 500Hz, 5G 10min./1cycle, 60min. each along X, Y, Z axes MTBF reference 3149.8K hrs min. Telcordia SR-332 (Bellcore) ; 561.6Khrs min. MIL-HDBK-217F (25°C) Dielectric withstand I/P-O/P:4KVAC I/P-FG:2KVAC O/P-FG:1.25KVAC Power indication LED power-on indicator Manufacturer datasheet warranty 3 years; subject to the manufacturer’s applicable warranty terms MTBF is a reliability prediction under the stated method and conditions, not a service-life or warranty-duration guarantee. Source: MEAN WELL LRS-50 datasheet, revision 2025-04-07, in the linked LRS catalog. Use the exact model specification, notes and drawings together when selecting and installing this supply.

  • LRS-50-36

    MEAN WELL LRS-50 series: enclosed AC/DC switching power supply - LRS-50-36

    MEAN WELL LRS-50-36 is a single-output enclosed switching power supply with a 36 V DC output, 1.45 A rated current and 52.2 W rated output power. Universal AC input / full range. Free-air convection; no fan. Download MEAN WELL LRS-50 Datasheet (PDF) The combined LRS catalog includes this series on PDF pages 5–8. Specifications: page 6; mechanical drawing: page 8. Model and Output Specifications Complete model LRS-50-36 Series LRS-50 Output-voltage code 36 = 36 V DC nominal output Rated output voltage 36 V DC Rated output current 1.45 A Output current range 0 to 1.45 A Rated output power 52.2 W Output voltage adjustment 32.4 to 39.6 V Ripple and noise, maximum 200 mVp-p Voltage tolerance ±1.0% Line regulation ±0.5% Load regulation ±0.5% Efficiency, typical 89% at the stated test conditions 230 VAC input, rated load, 25°C ambient unless otherwise stated. Ripple/noise test: 20 MHz bandwidth; 12-inch twisted-pair wire terminated with 0.1 µF and 47 µF parallel capacitors. Voltage tolerance includes setup tolerance, line regulation and load regulation. Line regulation is measured from low to high input at rated load; load regulation is measured from 0% to 100% rated load. Input and Timing AC input range 85 to 264 VAC Input range selection Universal AC input / full range DC input range 120 to 373 VDC Input frequency 47 to 63 Hz AC input current, typical 0.95A/115VAC 0.56A/230VAC Inrush current, typical Cold start 45A/230VAC Leakage current <0.75mA / 240VAC Setup / rise time 1000 / 30 ms at 230 VAC; 2000 / 30 ms at 115 VAC, full load Hold-up time, typical 30 ms at 230 VAC; 12 ms at 115 VAC, full load Transient input withstand 300 VAC for 5 seconds; this is a surge condition, not the continuous input rating Full load; setup at cold first start. Rapid on/off cycling can increase setup time. Protection and Recovery Short-circuit protection Included Overload 110 to 150% of rated output power. Hiccup; automatically recovers after fault condition is removed. Overvoltage protection 41.4 to 51.6 V. Shut down output; re-power on to recover. Environment and Cooling Ambient operating temperature -30 to 70 °C; apply the temperature and input-voltage derating curves Cooling Free-air convection; no fan Working humidity 20 ~ 90% RH non-condensing Storage temperature / humidity -40 ~ +85°C, 10 ~ 95% RH non-condensing Temperature coefficient ±0.03%/°C (0 ~ 50°C) Operating altitude Up to 5,000 m as stated for this series; the applicable overvoltage category and temperature derating impose additional limits. Overvoltage category Category III up to 2,000 m under the standards specified in this series datasheet. This is an insulation category, separate from the output-overvoltage protection threshold. Higher-altitude temperature derating For operation above 2,000 m, reduce the permitted ambient temperature by 5 °C per additional 1,000 m. Verify the applicable insulation/approval limits for the installation. Full rated output is not available at every point within the temperature and input ranges. Use the ambient-temperature and static input-voltage curves on PDF page 7 for this model and installation orientation. Dimensions and Installation Overall dimensions (L × W × H) 99 × 82 × 30 mm Case number 239A Drawing tolerance ±1 mm Mounting-hole callouts 2-M3 L=3.0; 2-M3 L=5 Terminal 1 AC/L Terminal 2 AC/N Terminal 3 FG (protective earth) Terminal 4 DC OUTPUT -V Terminal 5 DC OUTPUT +V Use the mechanical drawing on PDF page 8 to locate the holes and confirm the permitted screw penetration for the selected mounting face. The M3/M4 callouts are mounting dimensions, not accessory ordering codes. Match wiring, protective-earth connection and output polarity to the terminal markings. Keep ventilation openings clear for convection cooling. This enclosed supply is a component for installation inside final equipment. Complete installation and electrical work using the manufacturer’s installation instructions and the applicable equipment requirements. Reference Weight Catalog reference per unit 210 g This value is the per-unit reference in the manufacturer’s PACKING row. It is not a measured net weight or a quotation for the complete shipping package. Application and Datasheet Notes EMC results are for a component installed on the manufacturer’s specified test plate. The finished equipment must be checked again for EMC compliance. Safety approvals and regional exceptions depend on the exact model and datasheet revision; refer to the linked specification and applicable certificates when selecting the unit. Additional Manufacturer Data Vibration test 10 ~ 500Hz, 5G 10min./1cycle, 60min. each along X, Y, Z axes MTBF reference 3149.8K hrs min. Telcordia SR-332 (Bellcore) ; 561.6Khrs min. MIL-HDBK-217F (25°C) Dielectric withstand I/P-O/P:4KVAC I/P-FG:2KVAC O/P-FG:1.25KVAC Power indication LED power-on indicator Manufacturer datasheet warranty 3 years; subject to the manufacturer’s applicable warranty terms MTBF is a reliability prediction under the stated method and conditions, not a service-life or warranty-duration guarantee. Source: MEAN WELL LRS-50 datasheet, revision 2025-04-07, in the linked LRS catalog. Use the exact model specification, notes and drawings together when selecting and installing this supply.

  • LRS-50-24

    MEAN WELL LRS-50 series: enclosed AC/DC switching power supply - LRS-50-24

    MEAN WELL LRS-50-24 is a single-output enclosed switching power supply with a 24 V DC output, 2.2 A rated current and 52.8 W rated output power. Universal AC input / full range. Free-air convection; no fan. Download MEAN WELL LRS-50 Datasheet (PDF) The combined LRS catalog includes this series on PDF pages 5–8. Specifications: page 6; mechanical drawing: page 8. Model and Output Specifications Complete model LRS-50-24 Series LRS-50 Output-voltage code 24 = 24 V DC nominal output Rated output voltage 24 V DC Rated output current 2.2 A Output current range 0 to 2.2 A Rated output power 52.8 W Output voltage adjustment 21.6 to 28.8 V Ripple and noise, maximum 150 mVp-p Voltage tolerance ±1.0% Line regulation ±0.5% Load regulation ±0.5% Efficiency, typical 88% at the stated test conditions 230 VAC input, rated load, 25°C ambient unless otherwise stated. Ripple/noise test: 20 MHz bandwidth; 12-inch twisted-pair wire terminated with 0.1 µF and 47 µF parallel capacitors. Voltage tolerance includes setup tolerance, line regulation and load regulation. Line regulation is measured from low to high input at rated load; load regulation is measured from 0% to 100% rated load. Input and Timing AC input range 85 to 264 VAC Input range selection Universal AC input / full range DC input range 120 to 373 VDC Input frequency 47 to 63 Hz AC input current, typical 0.95A/115VAC 0.56A/230VAC Inrush current, typical Cold start 45A/230VAC Leakage current <0.75mA / 240VAC Setup / rise time 1000 / 30 ms at 230 VAC; 2000 / 30 ms at 115 VAC, full load Hold-up time, typical 30 ms at 230 VAC; 12 ms at 115 VAC, full load Transient input withstand 300 VAC for 5 seconds; this is a surge condition, not the continuous input rating Full load; setup at cold first start. Rapid on/off cycling can increase setup time. Protection and Recovery Short-circuit protection Included Overload 110 to 150% of rated output power. Hiccup; automatically recovers after fault condition is removed. Overvoltage protection 28.8 to 36.6 V. Shut down output; re-power on to recover. Environment and Cooling Ambient operating temperature -30 to 70 °C; apply the temperature and input-voltage derating curves Cooling Free-air convection; no fan Working humidity 20 ~ 90% RH non-condensing Storage temperature / humidity -40 ~ +85°C, 10 ~ 95% RH non-condensing Temperature coefficient ±0.03%/°C (0 ~ 50°C) Operating altitude Up to 5,000 m as stated for this series; the applicable overvoltage category and temperature derating impose additional limits. Overvoltage category Category III up to 2,000 m under the standards specified in this series datasheet. This is an insulation category, separate from the output-overvoltage protection threshold. Higher-altitude temperature derating For operation above 2,000 m, reduce the permitted ambient temperature by 5 °C per additional 1,000 m. Verify the applicable insulation/approval limits for the installation. Full rated output is not available at every point within the temperature and input ranges. Use the ambient-temperature and static input-voltage curves on PDF page 7 for this model and installation orientation. Dimensions and Installation Overall dimensions (L × W × H) 99 × 82 × 30 mm Case number 239A Drawing tolerance ±1 mm Mounting-hole callouts 2-M3 L=3.0; 2-M3 L=5 Terminal 1 AC/L Terminal 2 AC/N Terminal 3 FG (protective earth) Terminal 4 DC OUTPUT -V Terminal 5 DC OUTPUT +V Use the mechanical drawing on PDF page 8 to locate the holes and confirm the permitted screw penetration for the selected mounting face. The M3/M4 callouts are mounting dimensions, not accessory ordering codes. Match wiring, protective-earth connection and output polarity to the terminal markings. Keep ventilation openings clear for convection cooling. This enclosed supply is a component for installation inside final equipment. Complete installation and electrical work using the manufacturer’s installation instructions and the applicable equipment requirements. Reference Weight Catalog reference per unit 210 g This value is the per-unit reference in the manufacturer’s PACKING row. It is not a measured net weight or a quotation for the complete shipping package. Application and Datasheet Notes EMC results are for a component installed on the manufacturer’s specified test plate. The finished equipment must be checked again for EMC compliance. Safety approvals and regional exceptions depend on the exact model and datasheet revision; refer to the linked specification and applicable certificates when selecting the unit. Additional Manufacturer Data Vibration test 10 ~ 500Hz, 5G 10min./1cycle, 60min. each along X, Y, Z axes MTBF reference 3149.8K hrs min. Telcordia SR-332 (Bellcore) ; 561.6Khrs min. MIL-HDBK-217F (25°C) Dielectric withstand I/P-O/P:4KVAC I/P-FG:2KVAC O/P-FG:1.25KVAC Power indication LED power-on indicator Manufacturer datasheet warranty 3 years; subject to the manufacturer’s applicable warranty terms MTBF is a reliability prediction under the stated method and conditions, not a service-life or warranty-duration guarantee. Source: MEAN WELL LRS-50 datasheet, revision 2025-04-07, in the linked LRS catalog. Use the exact model specification, notes and drawings together when selecting and installing this supply.

  • LRS-50-15

    MEAN WELL LRS-50 series: enclosed AC/DC switching power supply - LRS-50-15

    MEAN WELL LRS-50-15 is a single-output enclosed switching power supply with a 15 V DC output, 3.4 A rated current and 51 W rated output power. Universal AC input / full range. Free-air convection; no fan. Download MEAN WELL LRS-50 Datasheet (PDF) The combined LRS catalog includes this series on PDF pages 5–8. Specifications: page 6; mechanical drawing: page 8. Model and Output Specifications Complete model LRS-50-15 Series LRS-50 Output-voltage code 15 = 15 V DC nominal output Rated output voltage 15 V DC Rated output current 3.4 A Output current range 0 to 3.4 A Rated output power 51 W Output voltage adjustment 13.5 to 18 V Ripple and noise, maximum 120 mVp-p Voltage tolerance ±1.0% Line regulation ±0.5% Load regulation ±0.5% Efficiency, typical 88% at the stated test conditions 230 VAC input, rated load, 25°C ambient unless otherwise stated. Ripple/noise test: 20 MHz bandwidth; 12-inch twisted-pair wire terminated with 0.1 µF and 47 µF parallel capacitors. Voltage tolerance includes setup tolerance, line regulation and load regulation. Line regulation is measured from low to high input at rated load; load regulation is measured from 0% to 100% rated load. Input and Timing AC input range 85 to 264 VAC Input range selection Universal AC input / full range DC input range 120 to 373 VDC Input frequency 47 to 63 Hz AC input current, typical 0.95A/115VAC 0.56A/230VAC Inrush current, typical Cold start 45A/230VAC Leakage current <0.75mA / 240VAC Setup / rise time 1000 / 30 ms at 230 VAC; 2000 / 30 ms at 115 VAC, full load Hold-up time, typical 30 ms at 230 VAC; 12 ms at 115 VAC, full load Transient input withstand 300 VAC for 5 seconds; this is a surge condition, not the continuous input rating Full load; setup at cold first start. Rapid on/off cycling can increase setup time. Protection and Recovery Short-circuit protection Included Overload 110 to 150% of rated output power. Hiccup; automatically recovers after fault condition is removed. Overvoltage protection 18.75 to 25.75 V. Shut down output; re-power on to recover. Environment and Cooling Ambient operating temperature -30 to 70 °C; apply the temperature and input-voltage derating curves Cooling Free-air convection; no fan Working humidity 20 ~ 90% RH non-condensing Storage temperature / humidity -40 ~ +85°C, 10 ~ 95% RH non-condensing Temperature coefficient ±0.03%/°C (0 ~ 50°C) Operating altitude Up to 5,000 m as stated for this series; the applicable overvoltage category and temperature derating impose additional limits. Overvoltage category Category III up to 2,000 m under the standards specified in this series datasheet. This is an insulation category, separate from the output-overvoltage protection threshold. Higher-altitude temperature derating For operation above 2,000 m, reduce the permitted ambient temperature by 5 °C per additional 1,000 m. Verify the applicable insulation/approval limits for the installation. Full rated output is not available at every point within the temperature and input ranges. Use the ambient-temperature and static input-voltage curves on PDF page 7 for this model and installation orientation. Dimensions and Installation Overall dimensions (L × W × H) 99 × 82 × 30 mm Case number 239A Drawing tolerance ±1 mm Mounting-hole callouts 2-M3 L=3.0; 2-M3 L=5 Terminal 1 AC/L Terminal 2 AC/N Terminal 3 FG (protective earth) Terminal 4 DC OUTPUT -V Terminal 5 DC OUTPUT +V Use the mechanical drawing on PDF page 8 to locate the holes and confirm the permitted screw penetration for the selected mounting face. The M3/M4 callouts are mounting dimensions, not accessory ordering codes. Match wiring, protective-earth connection and output polarity to the terminal markings. Keep ventilation openings clear for convection cooling. This enclosed supply is a component for installation inside final equipment. Complete installation and electrical work using the manufacturer’s installation instructions and the applicable equipment requirements. Reference Weight Catalog reference per unit 210 g This value is the per-unit reference in the manufacturer’s PACKING row. It is not a measured net weight or a quotation for the complete shipping package. Application and Datasheet Notes EMC results are for a component installed on the manufacturer’s specified test plate. The finished equipment must be checked again for EMC compliance. Safety approvals and regional exceptions depend on the exact model and datasheet revision; refer to the linked specification and applicable certificates when selecting the unit. Additional Manufacturer Data Vibration test 10 ~ 500Hz, 5G 10min./1cycle, 60min. each along X, Y, Z axes MTBF reference 3149.8K hrs min. Telcordia SR-332 (Bellcore) ; 561.6Khrs min. MIL-HDBK-217F (25°C) Dielectric withstand I/P-O/P:4KVAC I/P-FG:2KVAC O/P-FG:1.25KVAC Power indication LED power-on indicator Manufacturer datasheet warranty 3 years; subject to the manufacturer’s applicable warranty terms MTBF is a reliability prediction under the stated method and conditions, not a service-life or warranty-duration guarantee. Source: MEAN WELL LRS-50 datasheet, revision 2025-04-07, in the linked LRS catalog. Use the exact model specification, notes and drawings together when selecting and installing this supply.

  • LRS-50-3.3

    MEAN WELL LRS-50 series: enclosed AC/DC switching power supply - LRS-50-3.3

    MEAN WELL LRS-50-3.3 is a single-output enclosed switching power supply with a 3.3 V DC output, 10 A rated current and 33 W rated output power. Universal AC input / full range. Free-air convection; no fan. Download MEAN WELL LRS-50 Datasheet (PDF) The combined LRS catalog includes this series on PDF pages 5–8. Specifications: page 6; mechanical drawing: page 8. Model and Output Specifications Complete model LRS-50-3.3 Series LRS-50 Output-voltage code 3.3 = 3.3 V DC nominal output Rated output voltage 3.3 V DC Rated output current 10 A Output current range 0 to 10 A Rated output power 33 W Output voltage adjustment 2.97 to 3.6 V Ripple and noise, maximum 80 mVp-p Voltage tolerance ±3.0% Line regulation ±0.5% Load regulation ±2.0% Efficiency, typical 80% at the stated test conditions 230 VAC input, rated load, 25°C ambient unless otherwise stated. Ripple/noise test: 20 MHz bandwidth; 12-inch twisted-pair wire terminated with 0.1 µF and 47 µF parallel capacitors. Voltage tolerance includes setup tolerance, line regulation and load regulation. Line regulation is measured from low to high input at rated load; load regulation is measured from 0% to 100% rated load. At 0–50% load, burst-mode operation on this output-voltage version may cause ripple and noise to exceed the specified value. Input and Timing AC input range 85 to 264 VAC Input range selection Universal AC input / full range DC input range 120 to 373 VDC Input frequency 47 to 63 Hz AC input current, typical 0.95A/115VAC 0.56A/230VAC Inrush current, typical Cold start 45A/230VAC Leakage current <0.75mA / 240VAC Setup / rise time 1000 / 30 ms at 230 VAC; 2000 / 30 ms at 115 VAC, full load Hold-up time, typical 30 ms at 230 VAC; 12 ms at 115 VAC, full load Transient input withstand 300 VAC for 5 seconds; this is a surge condition, not the continuous input rating Full load; setup at cold first start. Rapid on/off cycling can increase setup time. Protection and Recovery Short-circuit protection Included Overload 110 to 150% of rated output power. Hiccup; automatically recovers after fault condition is removed. Overvoltage protection 3.8 to 4.45 V. Shut down output; re-power on to recover. Environment and Cooling Ambient operating temperature -30 to 70 °C; apply the temperature and input-voltage derating curves Cooling Free-air convection; no fan Working humidity 20 ~ 90% RH non-condensing Storage temperature / humidity -40 ~ +85°C, 10 ~ 95% RH non-condensing Temperature coefficient ±0.03%/°C (0 ~ 50°C) Operating altitude Up to 5,000 m as stated for this series; the applicable overvoltage category and temperature derating impose additional limits. Overvoltage category Category III up to 2,000 m under the standards specified in this series datasheet. This is an insulation category, separate from the output-overvoltage protection threshold. Higher-altitude temperature derating For operation above 2,000 m, reduce the permitted ambient temperature by 5 °C per additional 1,000 m. Verify the applicable insulation/approval limits for the installation. Full rated output is not available at every point within the temperature and input ranges. Use the ambient-temperature and static input-voltage curves on PDF page 7 for this model and installation orientation. Dimensions and Installation Overall dimensions (L × W × H) 99 × 82 × 30 mm Case number 239A Drawing tolerance ±1 mm Mounting-hole callouts 2-M3 L=3.0; 2-M3 L=5 Terminal 1 AC/L Terminal 2 AC/N Terminal 3 FG (protective earth) Terminal 4 DC OUTPUT -V Terminal 5 DC OUTPUT +V Use the mechanical drawing on PDF page 8 to locate the holes and confirm the permitted screw penetration for the selected mounting face. The M3/M4 callouts are mounting dimensions, not accessory ordering codes. Match wiring, protective-earth connection and output polarity to the terminal markings. Keep ventilation openings clear for convection cooling. This enclosed supply is a component for installation inside final equipment. Complete installation and electrical work using the manufacturer’s installation instructions and the applicable equipment requirements. Reference Weight Catalog reference per unit 210 g This value is the per-unit reference in the manufacturer’s PACKING row. It is not a measured net weight or a quotation for the complete shipping package. Application and Datasheet Notes EMC results are for a component installed on the manufacturer’s specified test plate. The finished equipment must be checked again for EMC compliance. Safety approvals and regional exceptions depend on the exact model and datasheet revision; refer to the linked specification and applicable certificates when selecting the unit. Additional Manufacturer Data Vibration test 10 ~ 500Hz, 5G 10min./1cycle, 60min. each along X, Y, Z axes MTBF reference 3149.8K hrs min. Telcordia SR-332 (Bellcore) ; 561.6Khrs min. MIL-HDBK-217F (25°C) Dielectric withstand I/P-O/P:4KVAC I/P-FG:2KVAC O/P-FG:1.25KVAC Power indication LED power-on indicator Manufacturer datasheet warranty 3 years; subject to the manufacturer’s applicable warranty terms MTBF is a reliability prediction under the stated method and conditions, not a service-life or warranty-duration guarantee. Source: MEAN WELL LRS-50 datasheet, revision 2025-04-07, in the linked LRS catalog. Use the exact model specification, notes and drawings together when selecting and installing this supply.

  • LRS-35-48

    MEAN WELL LRS-35 series: enclosed AC/DC switching power supply - LRS-35-48

    MEAN WELL LRS-35-48 is a single-output enclosed switching power supply with a 48 V DC output, 0.8 A rated current and 38.4 W rated output power. Universal AC input / full range. Free-air convection; no fan. Download MEAN WELL LRS-35 Datasheet (PDF) The combined LRS catalog includes this series on PDF pages 1–4. Specifications: page 2; mechanical drawing: page 4. Model and Output Specifications Complete model LRS-35-48 Series LRS-35 Output-voltage code 48 = 48 V DC nominal output Rated output voltage 48 V DC Rated output current 0.8 A Output current range 0 to 0.8 A Rated output power 38.4 W Output voltage adjustment 43.2 to 52.8 V Ripple and noise, maximum 200 mVp-p Voltage tolerance ±1.0% Line regulation ±0.5% Load regulation ±0.5% Efficiency, typical 89% at the stated test conditions 230 VAC input, rated load, 25°C ambient unless otherwise stated. Ripple/noise test: 20 MHz bandwidth; 12-inch twisted-pair wire terminated with 0.1 µF and 47 µF parallel capacitors. Voltage tolerance includes setup tolerance, line regulation and load regulation. Line regulation is measured from low to high input at rated load; load regulation is measured from 0% to 100% rated load. Input and Timing AC input range 85 to 264 VAC Input range selection Universal AC input / full range DC input range 120 to 373 VDC Input frequency 47 to 63 Hz AC input current, typical 0.7A/115VAC 0.42A/230VAC Inrush current, typical Cold start 45A/230VAC Leakage current <0.75mA / 240VAC Setup / rise time 1000 / 30 ms at 230 VAC; 2000 / 30 ms at 115 VAC, full load Hold-up time, typical 30 ms at 230 VAC; 12 ms at 115 VAC, full load Transient input withstand 300 VAC for 5 seconds; this is a surge condition, not the continuous input rating Full load; setup at cold first start. Rapid on/off cycling can increase setup time. Protection and Recovery Short-circuit protection Included Overload 110 to 150% of rated output power. Hiccup; automatically recovers after fault condition is removed. Overvoltage protection 55.2 to 64.8 V. Shut down output; re-power on to recover. Environment and Cooling Ambient operating temperature -30 to 70 °C; apply the temperature and input-voltage derating curves Cooling Free-air convection; no fan Working humidity 20 ~ 90% RH non-condensing Storage temperature / humidity -40 ~ +85°C, 10 ~ 95% RH non-condensing Temperature coefficient ±0.03%/°C (0 ~ 50°C) Operating altitude Up to 5,000 m as stated for this series; the applicable overvoltage category and temperature derating impose additional limits. Overvoltage category Category III up to 2,000 m under the standards specified in this series datasheet. This is an insulation category, separate from the output-overvoltage protection threshold. Higher-altitude temperature derating For operation above 2,000 m, reduce the permitted ambient temperature by 5 °C per additional 1,000 m. Verify the applicable insulation/approval limits for the installation. Full rated output is not available at every point within the temperature and input ranges. Use the ambient-temperature and static input-voltage curves on PDF page 3 for this model and installation orientation. Dimensions and Installation Overall dimensions (L × W × H) 99 × 82 × 30 mm Case number 239A Drawing tolerance ±1 mm Mounting-hole callouts 2-M3 L=3.0; 2-M3 L=5 Terminal 1 AC/L Terminal 2 AC/N Terminal 3 FG (protective earth) Terminal 4 DC OUTPUT -V Terminal 5 DC OUTPUT +V Use the mechanical drawing on PDF page 4 to locate the holes and confirm the permitted screw penetration for the selected mounting face. The M3/M4 callouts are mounting dimensions, not accessory ordering codes. Match wiring, protective-earth connection and output polarity to the terminal markings. Keep ventilation openings clear for convection cooling. This enclosed supply is a component for installation inside final equipment. Complete installation and electrical work using the manufacturer’s installation instructions and the applicable equipment requirements. Reference Weight Catalog reference per unit 210 g This value is the per-unit reference in the manufacturer’s PACKING row. It is not a measured net weight or a quotation for the complete shipping package. Application and Datasheet Notes EMC results are for a component installed on the manufacturer’s specified test plate. The finished equipment must be checked again for EMC compliance. Safety approvals and regional exceptions depend on the exact model and datasheet revision; refer to the linked specification and applicable certificates when selecting the unit. Additional Manufacturer Data Vibration test 10 ~ 500Hz, 5G 10min./1cycle, 60min. each along X, Y, Z axes MTBF reference 3201.5K hrs min. Telcordia SR-332 (Bellcore) ; 655.5Khrs min. MIL-HDBK-217F (25°C) Dielectric withstand I/P-O/P:4KVAC I/P-FG:2KVAC O/P-FG:1.25KVAC Power indication LED power-on indicator Manufacturer datasheet warranty 3 years; subject to the manufacturer’s applicable warranty terms MTBF is a reliability prediction under the stated method and conditions, not a service-life or warranty-duration guarantee. Source: MEAN WELL LRS-35 datasheet, revision 2025-04-07, in the linked LRS catalog. Use the exact model specification, notes and drawings together when selecting and installing this supply.

  • LRS-35-36

    MEAN WELL LRS-35 series: enclosed AC/DC switching power supply - LRS-35-36

    MEAN WELL LRS-35-36 is a single-output enclosed switching power supply with a 36 V DC output, 1 A rated current and 36 W rated output power. Universal AC input / full range. Free-air convection; no fan. Download MEAN WELL LRS-35 Datasheet (PDF) The combined LRS catalog includes this series on PDF pages 1–4. Specifications: page 2; mechanical drawing: page 4. Model and Output Specifications Complete model LRS-35-36 Series LRS-35 Output-voltage code 36 = 36 V DC nominal output Rated output voltage 36 V DC Rated output current 1 A Output current range 0 to 1 A Rated output power 36 W Output voltage adjustment 32.4 to 39.6 V Ripple and noise, maximum 200 mVp-p Voltage tolerance ±1.0% Line regulation ±0.5% Load regulation ±0.5% Efficiency, typical 88% at the stated test conditions 230 VAC input, rated load, 25°C ambient unless otherwise stated. Ripple/noise test: 20 MHz bandwidth; 12-inch twisted-pair wire terminated with 0.1 µF and 47 µF parallel capacitors. Voltage tolerance includes setup tolerance, line regulation and load regulation. Line regulation is measured from low to high input at rated load; load regulation is measured from 0% to 100% rated load. Input and Timing AC input range 85 to 264 VAC Input range selection Universal AC input / full range DC input range 120 to 373 VDC Input frequency 47 to 63 Hz AC input current, typical 0.7A/115VAC 0.42A/230VAC Inrush current, typical Cold start 45A/230VAC Leakage current <0.75mA / 240VAC Setup / rise time 1000 / 30 ms at 230 VAC; 2000 / 30 ms at 115 VAC, full load Hold-up time, typical 30 ms at 230 VAC; 12 ms at 115 VAC, full load Transient input withstand 300 VAC for 5 seconds; this is a surge condition, not the continuous input rating Full load; setup at cold first start. Rapid on/off cycling can increase setup time. Protection and Recovery Short-circuit protection Included Overload 110 to 150% of rated output power. Hiccup; automatically recovers after fault condition is removed. Overvoltage protection 41.4 to 48.6 V. Shut down output; re-power on to recover. Environment and Cooling Ambient operating temperature -30 to 70 °C; apply the temperature and input-voltage derating curves Cooling Free-air convection; no fan Working humidity 20 ~ 90% RH non-condensing Storage temperature / humidity -40 ~ +85°C, 10 ~ 95% RH non-condensing Temperature coefficient ±0.03%/°C (0 ~ 50°C) Operating altitude Up to 5,000 m as stated for this series; the applicable overvoltage category and temperature derating impose additional limits. Overvoltage category Category III up to 2,000 m under the standards specified in this series datasheet. This is an insulation category, separate from the output-overvoltage protection threshold. Higher-altitude temperature derating For operation above 2,000 m, reduce the permitted ambient temperature by 5 °C per additional 1,000 m. Verify the applicable insulation/approval limits for the installation. Full rated output is not available at every point within the temperature and input ranges. Use the ambient-temperature and static input-voltage curves on PDF page 3 for this model and installation orientation. Dimensions and Installation Overall dimensions (L × W × H) 99 × 82 × 30 mm Case number 239A Drawing tolerance ±1 mm Mounting-hole callouts 2-M3 L=3.0; 2-M3 L=5 Terminal 1 AC/L Terminal 2 AC/N Terminal 3 FG (protective earth) Terminal 4 DC OUTPUT -V Terminal 5 DC OUTPUT +V Use the mechanical drawing on PDF page 4 to locate the holes and confirm the permitted screw penetration for the selected mounting face. The M3/M4 callouts are mounting dimensions, not accessory ordering codes. Match wiring, protective-earth connection and output polarity to the terminal markings. Keep ventilation openings clear for convection cooling. This enclosed supply is a component for installation inside final equipment. Complete installation and electrical work using the manufacturer’s installation instructions and the applicable equipment requirements. Reference Weight Catalog reference per unit 210 g This value is the per-unit reference in the manufacturer’s PACKING row. It is not a measured net weight or a quotation for the complete shipping package. Application and Datasheet Notes EMC results are for a component installed on the manufacturer’s specified test plate. The finished equipment must be checked again for EMC compliance. Safety approvals and regional exceptions depend on the exact model and datasheet revision; refer to the linked specification and applicable certificates when selecting the unit. Additional Manufacturer Data Vibration test 10 ~ 500Hz, 5G 10min./1cycle, 60min. each along X, Y, Z axes MTBF reference 3201.5K hrs min. Telcordia SR-332 (Bellcore) ; 655.5Khrs min. MIL-HDBK-217F (25°C) Dielectric withstand I/P-O/P:4KVAC I/P-FG:2KVAC O/P-FG:1.25KVAC Power indication LED power-on indicator Manufacturer datasheet warranty 3 years; subject to the manufacturer’s applicable warranty terms MTBF is a reliability prediction under the stated method and conditions, not a service-life or warranty-duration guarantee. Source: MEAN WELL LRS-35 datasheet, revision 2025-04-07, in the linked LRS catalog. Use the exact model specification, notes and drawings together when selecting and installing this supply.

  • LRS-35-24

    MEAN WELL LRS-35 series: enclosed AC/DC switching power supply - LRS-35-24

    MEAN WELL LRS-35-24 is a single-output enclosed switching power supply with a 24 V DC output, 1.5 A rated current and 36 W rated output power. Universal AC input / full range. Free-air convection; no fan. Download MEAN WELL LRS-35 Datasheet (PDF) The combined LRS catalog includes this series on PDF pages 1–4. Specifications: page 2; mechanical drawing: page 4. Model and Output Specifications Complete model LRS-35-24 Series LRS-35 Output-voltage code 24 = 24 V DC nominal output Rated output voltage 24 V DC Rated output current 1.5 A Output current range 0 to 1.5 A Rated output power 36 W Output voltage adjustment 21.6 to 28.8 V Ripple and noise, maximum 150 mVp-p Voltage tolerance ±1.0% Line regulation ±0.5% Load regulation ±0.5% Efficiency, typical 88% at the stated test conditions 230 VAC input, rated load, 25°C ambient unless otherwise stated. Ripple/noise test: 20 MHz bandwidth; 12-inch twisted-pair wire terminated with 0.1 µF and 47 µF parallel capacitors. Voltage tolerance includes setup tolerance, line regulation and load regulation. Line regulation is measured from low to high input at rated load; load regulation is measured from 0% to 100% rated load. Input and Timing AC input range 85 to 264 VAC Input range selection Universal AC input / full range DC input range 120 to 373 VDC Input frequency 47 to 63 Hz AC input current, typical 0.7A/115VAC 0.42A/230VAC Inrush current, typical Cold start 45A/230VAC Leakage current <0.75mA / 240VAC Setup / rise time 1000 / 30 ms at 230 VAC; 2000 / 30 ms at 115 VAC, full load Hold-up time, typical 30 ms at 230 VAC; 12 ms at 115 VAC, full load Transient input withstand 300 VAC for 5 seconds; this is a surge condition, not the continuous input rating Full load; setup at cold first start. Rapid on/off cycling can increase setup time. Protection and Recovery Short-circuit protection Included Overload 110 to 150% of rated output power. Hiccup; automatically recovers after fault condition is removed. Overvoltage protection 28.8 to 33.6 V. Shut down output; re-power on to recover. Environment and Cooling Ambient operating temperature -30 to 70 °C; apply the temperature and input-voltage derating curves Cooling Free-air convection; no fan Working humidity 20 ~ 90% RH non-condensing Storage temperature / humidity -40 ~ +85°C, 10 ~ 95% RH non-condensing Temperature coefficient ±0.03%/°C (0 ~ 50°C) Operating altitude Up to 5,000 m as stated for this series; the applicable overvoltage category and temperature derating impose additional limits. Overvoltage category Category III up to 2,000 m under the standards specified in this series datasheet. This is an insulation category, separate from the output-overvoltage protection threshold. Higher-altitude temperature derating For operation above 2,000 m, reduce the permitted ambient temperature by 5 °C per additional 1,000 m. Verify the applicable insulation/approval limits for the installation. Full rated output is not available at every point within the temperature and input ranges. Use the ambient-temperature and static input-voltage curves on PDF page 3 for this model and installation orientation. Dimensions and Installation Overall dimensions (L × W × H) 99 × 82 × 30 mm Case number 239A Drawing tolerance ±1 mm Mounting-hole callouts 2-M3 L=3.0; 2-M3 L=5 Terminal 1 AC/L Terminal 2 AC/N Terminal 3 FG (protective earth) Terminal 4 DC OUTPUT -V Terminal 5 DC OUTPUT +V Use the mechanical drawing on PDF page 4 to locate the holes and confirm the permitted screw penetration for the selected mounting face. The M3/M4 callouts are mounting dimensions, not accessory ordering codes. Match wiring, protective-earth connection and output polarity to the terminal markings. Keep ventilation openings clear for convection cooling. This enclosed supply is a component for installation inside final equipment. Complete installation and electrical work using the manufacturer’s installation instructions and the applicable equipment requirements. Reference Weight Catalog reference per unit 210 g This value is the per-unit reference in the manufacturer’s PACKING row. It is not a measured net weight or a quotation for the complete shipping package. Application and Datasheet Notes EMC results are for a component installed on the manufacturer’s specified test plate. The finished equipment must be checked again for EMC compliance. Safety approvals and regional exceptions depend on the exact model and datasheet revision; refer to the linked specification and applicable certificates when selecting the unit. Additional Manufacturer Data Vibration test 10 ~ 500Hz, 5G 10min./1cycle, 60min. each along X, Y, Z axes MTBF reference 3201.5K hrs min. Telcordia SR-332 (Bellcore) ; 655.5Khrs min. MIL-HDBK-217F (25°C) Dielectric withstand I/P-O/P:4KVAC I/P-FG:2KVAC O/P-FG:1.25KVAC Power indication LED power-on indicator Manufacturer datasheet warranty 3 years; subject to the manufacturer’s applicable warranty terms MTBF is a reliability prediction under the stated method and conditions, not a service-life or warranty-duration guarantee. Source: MEAN WELL LRS-35 datasheet, revision 2025-04-07, in the linked LRS catalog. Use the exact model specification, notes and drawings together when selecting and installing this supply.

  • LRS-35-15

    MEAN WELL LRS-35 series: enclosed AC/DC switching power supply - LRS-35-15

    MEAN WELL LRS-35-15 is a single-output enclosed switching power supply with a 15 V DC output, 2.4 A rated current and 36 W rated output power. Universal AC input / full range. Free-air convection; no fan. Download MEAN WELL LRS-35 Datasheet (PDF) The combined LRS catalog includes this series on PDF pages 1–4. Specifications: page 2; mechanical drawing: page 4. Model and Output Specifications Complete model LRS-35-15 Series LRS-35 Output-voltage code 15 = 15 V DC nominal output Rated output voltage 15 V DC Rated output current 2.4 A Output current range 0 to 2.4 A Rated output power 36 W Output voltage adjustment 13.5 to 18 V Ripple and noise, maximum 120 mVp-p Voltage tolerance ±1.0% Line regulation ±0.5% Load regulation ±0.5% Efficiency, typical 86% at the stated test conditions 230 VAC input, rated load, 25°C ambient unless otherwise stated. Ripple/noise test: 20 MHz bandwidth; 12-inch twisted-pair wire terminated with 0.1 µF and 47 µF parallel capacitors. Voltage tolerance includes setup tolerance, line regulation and load regulation. Line regulation is measured from low to high input at rated load; load regulation is measured from 0% to 100% rated load. Input and Timing AC input range 85 to 264 VAC Input range selection Universal AC input / full range DC input range 120 to 373 VDC Input frequency 47 to 63 Hz AC input current, typical 0.7A/115VAC 0.42A/230VAC Inrush current, typical Cold start 45A/230VAC Leakage current <0.75mA / 240VAC Setup / rise time 1000 / 30 ms at 230 VAC; 2000 / 30 ms at 115 VAC, full load Hold-up time, typical 30 ms at 230 VAC; 12 ms at 115 VAC, full load Transient input withstand 300 VAC for 5 seconds; this is a surge condition, not the continuous input rating Full load; setup at cold first start. Rapid on/off cycling can increase setup time. Protection and Recovery Short-circuit protection Included Overload 110 to 150% of rated output power. Hiccup; automatically recovers after fault condition is removed. Overvoltage protection 18.75 to 21.75 V. Shut down output; re-power on to recover. Environment and Cooling Ambient operating temperature -30 to 70 °C; apply the temperature and input-voltage derating curves Cooling Free-air convection; no fan Working humidity 20 ~ 90% RH non-condensing Storage temperature / humidity -40 ~ +85°C, 10 ~ 95% RH non-condensing Temperature coefficient ±0.03%/°C (0 ~ 50°C) Operating altitude Up to 5,000 m as stated for this series; the applicable overvoltage category and temperature derating impose additional limits. Overvoltage category Category III up to 2,000 m under the standards specified in this series datasheet. This is an insulation category, separate from the output-overvoltage protection threshold. Higher-altitude temperature derating For operation above 2,000 m, reduce the permitted ambient temperature by 5 °C per additional 1,000 m. Verify the applicable insulation/approval limits for the installation. Full rated output is not available at every point within the temperature and input ranges. Use the ambient-temperature and static input-voltage curves on PDF page 3 for this model and installation orientation. Dimensions and Installation Overall dimensions (L × W × H) 99 × 82 × 30 mm Case number 239A Drawing tolerance ±1 mm Mounting-hole callouts 2-M3 L=3.0; 2-M3 L=5 Terminal 1 AC/L Terminal 2 AC/N Terminal 3 FG (protective earth) Terminal 4 DC OUTPUT -V Terminal 5 DC OUTPUT +V Use the mechanical drawing on PDF page 4 to locate the holes and confirm the permitted screw penetration for the selected mounting face. The M3/M4 callouts are mounting dimensions, not accessory ordering codes. Match wiring, protective-earth connection and output polarity to the terminal markings. Keep ventilation openings clear for convection cooling. This enclosed supply is a component for installation inside final equipment. Complete installation and electrical work using the manufacturer’s installation instructions and the applicable equipment requirements. Reference Weight Catalog reference per unit 210 g This value is the per-unit reference in the manufacturer’s PACKING row. It is not a measured net weight or a quotation for the complete shipping package. Application and Datasheet Notes EMC results are for a component installed on the manufacturer’s specified test plate. The finished equipment must be checked again for EMC compliance. Safety approvals and regional exceptions depend on the exact model and datasheet revision; refer to the linked specification and applicable certificates when selecting the unit. Additional Manufacturer Data Vibration test 10 ~ 500Hz, 5G 10min./1cycle, 60min. each along X, Y, Z axes MTBF reference 3201.5K hrs min. Telcordia SR-332 (Bellcore) ; 655.5Khrs min. MIL-HDBK-217F (25°C) Dielectric withstand I/P-O/P:4KVAC I/P-FG:2KVAC O/P-FG:1.25KVAC Power indication LED power-on indicator Manufacturer datasheet warranty 3 years; subject to the manufacturer’s applicable warranty terms MTBF is a reliability prediction under the stated method and conditions, not a service-life or warranty-duration guarantee. Source: MEAN WELL LRS-35 datasheet, revision 2025-04-07, in the linked LRS catalog. Use the exact model specification, notes and drawings together when selecting and installing this supply.

  • LRS-35-5

    MEAN WELL LRS-35 series: enclosed AC/DC switching power supply - LRS-35-5

    MEAN WELL LRS-35-5 is a single-output enclosed switching power supply with a 5 V DC output, 7 A rated current and 35 W rated output power. Universal AC input / full range. Free-air convection; no fan. Download MEAN WELL LRS-35 Datasheet (PDF) The combined LRS catalog includes this series on PDF pages 1–4. Specifications: page 2; mechanical drawing: page 4. Model and Output Specifications Complete model LRS-35-5 Series LRS-35 Output-voltage code 5 = 5 V DC nominal output Rated output voltage 5 V DC Rated output current 7 A Output current range 0 to 7 A Rated output power 35 W Output voltage adjustment 4.5 to 5.5 V Ripple and noise, maximum 80 mVp-p Voltage tolerance ±2.0% Line regulation ±0.5% Load regulation ±1.0% Efficiency, typical 82% at the stated test conditions 230 VAC input, rated load, 25°C ambient unless otherwise stated. Ripple/noise test: 20 MHz bandwidth; 12-inch twisted-pair wire terminated with 0.1 µF and 47 µF parallel capacitors. Voltage tolerance includes setup tolerance, line regulation and load regulation. Line regulation is measured from low to high input at rated load; load regulation is measured from 0% to 100% rated load. At 0–50% load, burst-mode operation on this output-voltage version may cause ripple and noise to exceed the specified value. Input and Timing AC input range 85 to 264 VAC Input range selection Universal AC input / full range DC input range 120 to 373 VDC Input frequency 47 to 63 Hz AC input current, typical 0.7A/115VAC 0.42A/230VAC Inrush current, typical Cold start 45A/230VAC Leakage current <0.75mA / 240VAC Setup / rise time 1000 / 30 ms at 230 VAC; 2000 / 30 ms at 115 VAC, full load Hold-up time, typical 30 ms at 230 VAC; 12 ms at 115 VAC, full load Transient input withstand 300 VAC for 5 seconds; this is a surge condition, not the continuous input rating Full load; setup at cold first start. Rapid on/off cycling can increase setup time. Protection and Recovery Short-circuit protection Included Overload 110 to 150% of rated output power. Hiccup; automatically recovers after fault condition is removed. Overvoltage protection 5.75 to 6.9 V. Shut down output; re-power on to recover. Environment and Cooling Ambient operating temperature -30 to 70 °C; apply the temperature and input-voltage derating curves Cooling Free-air convection; no fan Working humidity 20 ~ 90% RH non-condensing Storage temperature / humidity -40 ~ +85°C, 10 ~ 95% RH non-condensing Temperature coefficient ±0.03%/°C (0 ~ 50°C) Operating altitude Up to 5,000 m as stated for this series; the applicable overvoltage category and temperature derating impose additional limits. Overvoltage category Category III up to 2,000 m under the standards specified in this series datasheet. This is an insulation category, separate from the output-overvoltage protection threshold. Higher-altitude temperature derating For operation above 2,000 m, reduce the permitted ambient temperature by 5 °C per additional 1,000 m. Verify the applicable insulation/approval limits for the installation. Full rated output is not available at every point within the temperature and input ranges. Use the ambient-temperature and static input-voltage curves on PDF page 3 for this model and installation orientation. Dimensions and Installation Overall dimensions (L × W × H) 99 × 82 × 30 mm Case number 239A Drawing tolerance ±1 mm Mounting-hole callouts 2-M3 L=3.0; 2-M3 L=5 Terminal 1 AC/L Terminal 2 AC/N Terminal 3 FG (protective earth) Terminal 4 DC OUTPUT -V Terminal 5 DC OUTPUT +V Use the mechanical drawing on PDF page 4 to locate the holes and confirm the permitted screw penetration for the selected mounting face. The M3/M4 callouts are mounting dimensions, not accessory ordering codes. Match wiring, protective-earth connection and output polarity to the terminal markings. Keep ventilation openings clear for convection cooling. This enclosed supply is a component for installation inside final equipment. Complete installation and electrical work using the manufacturer’s installation instructions and the applicable equipment requirements. Reference Weight Catalog reference per unit 210 g This value is the per-unit reference in the manufacturer’s PACKING row. It is not a measured net weight or a quotation for the complete shipping package. Application and Datasheet Notes EMC results are for a component installed on the manufacturer’s specified test plate. The finished equipment must be checked again for EMC compliance. Safety approvals and regional exceptions depend on the exact model and datasheet revision; refer to the linked specification and applicable certificates when selecting the unit. Additional Manufacturer Data Vibration test 10 ~ 500Hz, 5G 10min./1cycle, 60min. each along X, Y, Z axes MTBF reference 3201.5K hrs min. Telcordia SR-332 (Bellcore) ; 655.5Khrs min. MIL-HDBK-217F (25°C) Dielectric withstand I/P-O/P:4KVAC I/P-FG:2KVAC O/P-FG:1.25KVAC Power indication LED power-on indicator Manufacturer datasheet warranty 3 years; subject to the manufacturer’s applicable warranty terms MTBF is a reliability prediction under the stated method and conditions, not a service-life or warranty-duration guarantee. Source: MEAN WELL LRS-35 datasheet, revision 2025-04-07, in the linked LRS catalog. Use the exact model specification, notes and drawings together when selecting and installing this supply.

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