Brand New Original Bitmain APW12a Power Supply.
277V Customized for S19J Pro-A，S19 Pro-A
This PSU allows running Antminer S19 miners on power derived from 480V three phase voltage system, without having to step it down to 415Y/240V.
Compatibility: S19J Pro-A/S19 Pro-A SHA256 Air-cooled Miners
Purchased directly from Bitmain and comes in original packaging.
| Product Specifications | |
| Out1 | |
| DC Voltage | 12V-15V |
| Rated Current(277V input) | 233A |
| Ripple & Noise | <1% |
| Line Regulation | <1% |
| Load Regulation | <1% |
| Setup Time | <2S |
| Short Circuit Protection | >10mS |
| Detailed Characteristics | |
| Out2 | |
| DC Voltage | 12.3V |
| Rated Current(277V input) | 15A |
| Ripple & Noise | <1% |
| Voltage Accuracy | 12.2V—12.4V |
| Line Regulation | <1% |
| Load Regulation | <1% |
| Setup Time | <2S |
| Short Circuit Protection | >10mS |
| Input | |
| Voltage Range | 277V AC ±10% |
| Frequency Range | 60Hz |
| Power Factor | >0.99(full load) |
| Leakage Current | <1.5mA（220V 50Hz） |
| Protection | |
| Input low-voltage protection value | 170V-180V AC |
| Output Short Circuit | Yes |
| Overheat Protection | Yes |
| Over-current Output | 291A-350A （protection value varies under different voltage） |
| Environment | |
| Operating Temperature | -20-45℃ |
| Operating Humidity | 20%-90%RH（non–condensing） |
| Altitude | < 2000m |
| Structure | |
| Dimensions | 254.6mm*251.6mm*63mm |
| Net Weight | 3.6kg MAX |
| Cooling System | Forced‐air cooling |
| Noise | 45dBA |
