The XingXiu DSP300K-4.2 provides 4.2V DC with 252W rated output for compatible LED display equipment. Its specified input range is 90–264VAC, with a nominal range of 100–240VAC.
23 mm-high power supply enclosure
This model uses LLC conversion and input-to-output isolation. It measures 165 × 55 × 23 mm and uses ventilation cooling. Check the exact dimensions and mounting drawing when fitting it in a shallow cabinet; similar XingXiu models may have different case heights.
Specifications
| Parameter | Specification |
|---|---|
| Model | DSP300K-4.2 |
| DC output voltage | 4.2V |
| Input voltage range | 90Vac to 264Vac |
| Normal voltage range | 100Vac to 240Vac |
| Frequency range | 47Hz—63Hz |
| Max input ac current | 4Amax. at full load condition |
| Inrush current (cold state) | ＜120A@230V |
| Efficiency (full load) | 88%min.@230Vac, FULL LOAD |
| Leakage Current | Less Than 0.5 mA,@ 230Vac input |
| Normal output power | 252W |
| Input Fuse | T5AL/250Vac |
| Power Factor | PF>0.95@230Vac，Full Load |
| Cooling Method | Ventilation cooling |
| Dimension | 165mm X 55mm X 23mm |
Frequently Asked Questions
What is the rated power of the DSP300K-4.2?
The listed rated output power is 252W, with 4.2V DC output.
Does the DSP300K-4.2 accept 110V AC?
Yes. 110V AC is within its specified 90–264VAC input range.
How high is the enclosure?
The listed dimensions are 165 × 55 × 23 mm. Confirm mounting and connector clearance against the drawing.
What efficiency is specified?
Full-load efficiency is at least 88% at 230VAC input.
Can I replace another 4.2V supply with this model?
Matching voltage alone is not enough. Compare the required load, AC input range, terminal layout and mounting points with the DSP300K-4.2 specification PDF below.
Product photographs and specification PDF
Download Specification:
XingXiu DSP300K-4.2 LED Power Supply Specification
