G-Energy J300V5.0A4 LED power supply
The G-Energy J300V5.0A4 is a 5V LED screen power supply with 300W output power and a 0–60A output current range. The linked V1.0 specification dated 2019/09/05 lists 180–264Vac rated input. Its documented input range is a key check when selecting a replacement for an LED cabinet.
Technical specifications
| Model on PDF cover | J300V5.0A4 |
|---|---|
| Output power | 300W |
| Rated input voltage | 180–264Vac |
| Rated output voltage | 5.0Vdc |
| Output current range | 0–60A |
| Precision | ±5% |
| Ripple and noise at 25°C | ≤200mVp-p |
| Ripple and noise at -25°C | ≤200mVp-p, measured after half an hour of full-load operation as stated in the PDF |
| Protection functions — PDF | Input undervoltage, output current limiting and output short circuit |
| Source document | Linked specification, V1.0, dated 2019/09/05 |
Compare the exact model and revision, cabinet load, terminal layout and mounting requirements before ordering. 110Vac is outside the rated input range shown in this specification.
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Specification download
G-ENERGY J300V5.0A4 power supply Specification
Frequently asked questions
What are the J300V5.0A4 output ratings?
The linked specification lists 5.0Vdc output, a 0–60A current range and 300W output power.
Can the J300V5.0A4 operate from 110Vac?
The linked specification lists 180–264Vac input. 110Vac is outside that documented range.
What ripple and noise value does the PDF specify?
It lists ≤200mVp-p at 25°C, and ≤200mVp-p at -25°C after half an hour of full-load operation under the document’s test conditions.
Where can I download the J300V5.0A4 datasheet?
Use the retained specification download link above. Check the PDF model and revision against the supplied unit before installation.






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