Whatsminer P11 Power Supply The Whatsminer P11 power supply unit is a high-efficiency mining PSU. It is suitable for the power supply of Whatsminer M10, M20 and D1 models. The switching power supply AC input voltage range is 220 ~ 240V, the frequency is 50/60Hz, and the rated maximum current is 16A. The output voltage is 12V, the working efficiency is 94%-95.5%, and the peak efficiency is 96%. It has output undervoltage, overvoltage, overcurrent, short circuit protection and input overvoltage, undervoltage and overtemperature protection.