XINGXIU DSP800A-3242 Dual Output Power Supply
The XINGXIU DSP800A-3242 converts AC input into 4.2 V and 3.2 V DC outputs for LED display power systems. It uses LLC control with input-to-output isolation. The specification lists a normal output power of 676 W.
Input Parameters
| Input voltage range | 90Vac to 264Vac |
| Normal voltage range | 100Vac to 240Vac |
| Frequency range | 47Hz—63Hz |
| Max input ac current | 8.5Amax@100Vac |
| Inrush current (cold state) | <60A@230V |
| Efficiency (full load) | 90%TYP@230Vac,FULL LOAD |
| Leakage Current | Less Than 3 mA, @ 230Vac input |
| Normal output power | 676W |
| Input Fuse | T10AL/250Vac |
| Power Factor | PF>0.95/230Vac |
| Certification names listed in the specification | CE,UL,FCC,CCC,CB |
Output Voltage and Current
The following regulation table is retained from the original product listing. Rated current depends on the AC input conditions described below.
| Output Voltage | Voltage adjustable range | Voltage regulation accuracy | Voltage Regulation | Load Regulation | Min. current | Rated current | Peak current |
| V1: 4.2 | 4.2~4.6V | ±3% | ±2% | ±2% | 0A | 100A | 110A |
| V2: 3.2 | 3.2~3.6v | ±3% | ±2% | ±2% | 0A | 80A | 88A |
Input Voltage and Output Derating
| AC input condition | 4.2 V output | 3.2 V output |
|---|---|---|
| 100–179.9 Vac | 80 A | 64 A |
| 180–264 Vac | 100 A | 80 A |
These input-dependent ratings appear on the cover of the linked V1.0 specification. Review its voltage and temperature derating curves when sizing the supply; the maximum output ratings do not apply at every operating condition.
Choosing a Replacement
Check the required voltage and current for each output rail separately, together with the cabinet wiring and available installation space. For replacement advice, provide the existing power-supply label and LED module requirements. Installation and wiring should be handled by a qualified technician.
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Download Specification
XINGXIU DSP800A-3242 LED Display Dual Output Power Supply Specification
Frequently Asked Questions
1. What output voltages does the DSP800A-3242 provide?
It provides 4.2 V and 3.2 V DC outputs. The listed adjustment ranges are 4.2–4.6 V and 3.2–3.6 V respectively.
2. Is the DSP800A-3242 rated at 800 W?
The linked specification lists normal output power as 676 W. Use the documented rating and derating conditions when selecting the supply.
3. Does the output current change with input voltage?
Yes. The specification gives lower current ratings at 100–179.9 Vac than at 180–264 Vac; see the input-dependent output table above.
4. Can it replace a single-output LED power supply?
That requires a wiring and load check. Confirm which output rails the cabinet needs and the load on each rail before choosing a replacement.






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