It is mining power supply. ( Input Voltage 110V, output 1800W, 150A ; Input Voltage 220V: output 2000W, 166A)
The power supply uses a temperature-controlled fan to reduce the noise. It is normal that the cooling fan may not work when the temperature is below 68 °F. When the temperature is above 68 °F, the fan will automatically start.
Perfect Design for Antminer S9, L3++,Z9mini, Z9, , D9, T9 and other brand miners
Perfect function for protecting Miners, when circut is malfunction or power supply has higher inside temperature, it will shut off automatically to protect antminer.Equipped with high standard American standard power cord
The noise will be louder than a household hair dryer. The power supply is only suitable for mine use, not for household use