Antminer APW11|1216-1a Replacement Power Supply Unit for S21 Imm.

The Bitmain Antminer APW11|1216-1a PSU is designed for the (S21 Imm.), delivering a stable 12v-16v output with a 380v input. Built for efficiency, it ensures reliable power and optimal mining performance.
Specifications
Out 1:

Dc Voltage: 12v-16v
Rated current: 356v
Ripple & Noise: <1%
Source adjustment rate : <1%
Load Regulation : <1%
Start-up and rise Time : <20S
Power-off retention Time :  >5mS

Out 2:

Dc Voltage: 12.3v
Rated current (three-phase 380V input): 21A
Ripple & Noise: <1%
Voltage Accuracy : 12.2v—12.4v
Source adjustment rate : <1%
Load Regulation :  <1%
Start-up and rise Time : <20S
Power-off retention Time :  >10mS

Protection:

Input Undervoltage protection value: 320-340 AC
Output Short Circuit: Yes
Over-temperature protection:  Yes
Output overcurrent protection value :  380A-460A

Input:

Voltage Range: 380–415V AC
Frequency Range: 50-60Hz
Power Factor:  >0.99(full load)
Leakage Current : <3.5mA（380V 50/60Hz）

Environment:

Operating Temperature: -20-50℃
Operating Humidity: 20%-90%RH（non-­condensing）
Altitude:  < 2000m
Output overcurrent protection value :  333v AC

Structure:

Size: 319 x 290 x 80mm
Weight Net: 6.4Kg
Cooling method: Immersion Cooling