Model Whatsminer M21S from MicroBT mining SHA-256 algorithm with a maximum hashrate of 56Th/s for a power consumption of 3360W. Specifications Manufacturer MicroBT Model Whatsminer M21S Release June 2019 Size 155 x 240 x 390mm Weight 12500g Chip name TSMC Chip size 12nm Noise level 75db Fan(s) 2 Power 3360W Interface Ethernet Temperature 5 – 45 °C Humidity 5 – 95 %