MNL400PC5S LED Display Power Supply
The Rong-Electric MNL400PC5S is a 5V, 80A, 400W power supply for LED video walls. The retained manufacturer specification lists a 210 × 50 × 26mm housing and ≥90% efficiency at 220Vac, full load and room temperature.
Technical Specifications
| Parameter | Specification |
|---|---|
| Model | MNL400PC5S |
| Rated output power | 400W |
| Rated output voltage | +5.0Vdc |
| Output current range | 0–80A |
| Output voltage range | 4.9–5.1Vdc |
| Rated input voltage | 100–240Vac |
| Input voltage range | 90–264Vac |
| Input frequency | 47–63Hz |
| Efficiency | ≥90% at 220Vac, full load and room temperature |
| Power factor | ≥0.95 at full load |
| Cooling | Ventilation cooling |
| Dimensions (L × W × H) | 210 × 50 × 26mm |
Selection and Installation
Match the voltage, peak load, connectors and mounting holes with the LED cabinet. Consult the PDF temperature derating curve; its environmental notes specify an auxiliary 200 × 300 × 3mm heatsink for full-load use at 50–60°C. Do not select the supply from wattage alone.
Frequently Asked Questions
1. What is the MNL400PC5S power rating?
The manufacturer specification lists 400W, +5.0Vdc output and an output current range of 0–80A.
2. Does MNL400PC5S support 110Vac input?
110Vac is within the specified 90–264Vac input range. Follow the input-voltage derating curve for the allowed load.
3. When does the stated 90% efficiency apply?
The electrical characteristics table specifies ≥90% at 220Vac input, full load and room temperature.
4. Where can I find mounting and thermal information?
The original PDF below includes mechanical drawings and derating curves. Check its auxiliary heatsink requirement for full-load operation at 50–60°C.
Product Images and Documentation


Rong-Electric MNL400PC5S High Efficiency LED Video Wall Power Supply Specification







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