The XingXiu DNP400L-4.2 LED power supply converts nominal 200–240VAC mains power to 4.2V DC for LED displays. Its rated output is 336W, and its specified input range is 180–264VAC.
Power conversion and cabinet fit
This model uses double-transistor forward conversion with input-to-output isolation. The 180 × 68 × 26 mm enclosure uses ventilation cooling. Match the module voltage and cabinet mounting space before choosing a replacement.
Specifications
| Parameter | Specification |
|---|---|
| Model | DNP400L-4.2 |
| DC output voltage | 4.2V |
| Input voltage range | 180Vac to 264Vac |
| Normal voltage range | 200Vac to 240Vac |
| Frequency range | 47Hz—63Hz |
| Max input ac current | 4.7Amax@180Vac |
| Inrush current (cold state) | <120A@230V |
| Efficiency (full load) | ≧88%@230Vac,Full load |
| Leakage Current | ≦1 mA, @ 230Vac input |
| Normal output power | 336W |
| Input Fuse | T6.3AL/250Vac |
| Power Factor | PF>0.95@230Vac |
| Cooling Method | Ventilation cooling |
| Dimension | 180mm X 68mm X 26mm |
Frequently Asked Questions
Does the DNP400L-4.2 work on 110V AC?
Its specified input range is 180–264VAC, with 200–240VAC nominal input. 110V AC is outside that range.
What are the output voltage and power?
The output is 4.2V DC and the rated output power is 336W.
What size is this power supply?
The dimensions are 180 × 68 × 26 mm. Check mounting positions and connector clearance against the specification drawing.
How is the DNP400L-4.2 cooled?
The listed cooling method is ventilation cooling. Keep the cabinet ventilation path clear.
Where can I find the DNP400L-4.2 specifications?
The model-specific PDF download is provided below the product photographs. Use it to check wiring and installation details.
Product photographs and specification PDF
Download Specification:
XingXiu DNP400L-4.2 LED Power Supply Specification
