APW17 Bitmain Power Supply PSU

Air-cooled replacement power supply made by Bitmain: the APW17 with a 12–15 V output (model APW171215), used in Antminer S21-series and several other current models. It provides a 12–15 V DC main output plus a 12.3 V auxiliary output, and accepts 220–277 V AC input.

Compatibility

Bitmain lists APW171215a/c (and PW380a/b/c) for:

• Antminer S21, S21+, S21 Pro, S21 XP, S19j XP
• Antminer KS5, KS5 Pro, L9, AL1

Specifications

• Main output (OUT1): 12–15 V DC, 267 A rated at 220 V input
• Auxiliary output (OUT2): 12.3 V DC (12.2–12.4 V), 18 A
• Input: 220–277 V AC, 50/60 Hz; power factor >0.99 at full load; leakage current <4 mA
• Protection: output short circuit, overheat, output over-current (280–402 A, varies with output voltage), input low-voltage (185–195 V AC)
• Cooling: forced air; noise 45 dB(A)
• Dimensions: 254.6 x 251.6 x 63 mm
• Operating environment: -20 to 40 °C, 20–90 % RH non-condensing, altitude below 2000 m

Notes

• Check the model and version on the label of the existing unit before replacing it, and install the matching firmware.
• Installation must be carried out by a qualified electrician to local code.