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100W Mean Well Single Output Switching Power Supply LRS-100 Series
100W Mean Well Single Output Switching Power Supply LRS-100 Series
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The Mean Well LRS-100 Series is a 100W Single Output Switching Power Supply designed for industrial automation, electrical equipment, electronic instruments, and control systems. Featuring a compact, low-profile design, the series operates from 85–264VAC and offers seven rated DC output voltages ranging from 3.3V to 48V, with efficiency up to 91%.
Constructed with a durable metallic mesh enclosure and 30mm low-profile design, the LRS-100 features fanless cooling through free-air convection, low no-load power consumption, and comprehensive circuit protection. Designed for reliable operation in demanding environments, the series supports operating temperatures from -30°C to +70°C, subject to derating, withstands 5G vibration, and includes an LED power indicator. The LRS-100 is backed by a 3-year manufacturer warranty.
Features
- Single-output switching power supply
- 100W rated power class
- Compact metallic mesh enclosure
- Universal 85–264VAC input voltage range
- Seven DC output voltage options: 3.3V, 5V, 12V, 15V, 24V, 36V, and 48V
- High efficiency up to 91%
- Low-profile 30mm design
- Fanless cooling by free-air convection
- No-load power consumption less than 0.3W
- Short circuit, overload, and over voltage protection
- Operating temperature range of -30°C to +70°C, subject to derating
- Withstands 300VAC surge input for 5 seconds
- 5G vibration resistance
- LED indicator for power ON
- Operating altitude up to 5,000 meters, subject to derating
- Overvoltage Category III design
- 100% full-load burn-in test
- 3-year manufacturer warranty
Model Selection
| Model | DC Voltage | Rated Current | Rated Power | Efficiency |
|---|---|---|---|---|
| LRS-100-3.3 | 3.3V | 20A | 66W | 84.5% |
| LRS-100-5 | 5V | 18A | 90W | 86% |
| LRS-100-12 | 12V | 8.5A | 102W | 88% |
| LRS-100-15 | 15V | 7A | 105W | 88.5% |
| LRS-100-24 | 24V | 4.5A | 108W | 90% |
| LRS-100-36 | 36V | 2.8A | 100.8W | 90.5% |
| LRS-100-48 | 48V | 2.3A | 110.4W | 91% |
Efficiency values are typical. Actual rated output power varies by model from 66W to 110.4W.
Specifications
| Manufacturer | Mean Well |
| Series | LRS-100 |
| Product Type | Single Output Switching Power Supply |
| Rated Wattage Class | 100W |
| DC Output Voltage | 3.3V / 5V / 12V / 15V / 24V / 36V / 48V |
| AC Input Voltage | 85–264VAC |
| DC Input Voltage | 120–373VDC |
| Frequency Range | 47–63Hz |
| Efficiency | 84.5–91%, depending on model |
| AC Input Current | 1.9A at 115VAC / 1.2A at 230VAC, typical |
| No-Load Power Consumption | Less than 0.3W |
| Protection | Short Circuit / Overload / Over Voltage |
| Cooling | Free-Air Convection |
| Housing | Metallic Mesh Enclosure |
| IP Rating | Not specified |
| Working Temperature | -30°C to +70°C, subject to derating |
| Vibration Resistance | 5G |
| Profile Height | 30 mm |
| Operating Altitude | Up to 5,000 m, subject to derating |
| Warranty | 3 Years |
Function Options
The LRS-100 Series is available in a standard single-output configuration with an adjustable output-voltage range through its built-in adjustment control.
| Type | Function | Manufacturer Note |
|---|---|---|
| Standard | Single DC output with voltage adjustment | No function suffix required |
The LRS-100 Series does not offer separate A, B, or AB function configurations.
Applications
- Industrial Automation Machinery
- Industrial Control Systems
- Mechanical and Electrical Equipment
- Electronic Instruments and Equipment
- Household Appliances
- Compatible Low-Voltage LED Lighting Systems
Mean Well LRS-100 Model Encoding
The model number identifies the series, rated wattage class, and output voltage. For example, LRS-100-24 identifies the 24V model with a rated current of 4.5A, while LRS-100-48 identifies the 48V model with a rated current of 2.3A. No additional function suffix is required.
Why Choose the Mean Well LRS-100 Series?
The Mean Well LRS-100 Series provides reliable, compact DC power conversion with efficiency up to 91%, durable metallic mesh construction, and universal AC input compatibility. Featuring fanless cooling, low no-load power consumption, integrated circuit protection, and a 3-year manufacturer warranty, the LRS-100 is a practical solution for industrial control systems, electronic equipment, and compatible low-voltage lighting applications.
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