MNS400PC5 LED Display Power Supply
The Rong-Electric MNS400PC5 is a 5V, 80A, 400W power supply for LED displays. The technical data below follows the retained MNS400PC5 V1.0 manufacturer specification, dated 2021-12-30.
Technical Specifications
| Parameter | Specification |
|---|---|
| Model | MNS400PC5 |
| 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 | ≥89% at Vin=220Vac, full load and room temperature |
| Permanent operating temperature | −30 to +50°C; specified with a 400 × 400 × 3.0mm auxiliary heatsink beneath the supply |
| Cooling | Ventilation cooling |
| Protection | Output current limiting and short-circuit protection |
| Dimensions (L × W × H) | 220 × 47 × 26mm |
| Weight | About 378g |
Selection and Installation
Confirm the 5V load, peak current and wiring layout before replacement. Follow the input-voltage and temperature derating curves in the PDF. The environmental table specifies an auxiliary heatsink beneath this narrow housing; include that thermal arrangement when reviewing cabinet suitability.
Frequently Asked Questions
1. What is the output of MNS400PC5?
The manufacturer specification lists 400W output power, +5.0Vdc rated output and an output current range of 0–80A.
2. Does MNS400PC5 accept both 110V and 230V AC supplies?
Both are within its listed 90–264Vac input range. Refer to the PDF input-voltage derating curve for the permitted load at the selected supply voltage.
3. What efficiency is specified?
The electrical characteristics table specifies ≥89% at 220Vac, full load and room temperature. Efficiency should be quoted with these test conditions.
4. What cooling arrangement is required?
The environmental table lists ventilation cooling and a −30 to +50°C permanent operating range with a 400 × 400 × 3.0mm auxiliary heatsink under the supply. Consult the PDF for the full thermal requirements.
Product Images and Documentation


Rong-Electric MNS400PC5 LED Display Power Supply Specification




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