asicMicroBT
WhatsMiner M21S
MicroBT's S17-era volume seller
Hashrate
56 TH/s
Power
3360W
Efficiency
60 J/TH
MSRP
$2,000
The M21S hit 56 TH/s and became MicroBT's best-selling unit of the 2019 cycle, giving farm operators a proven alternative as Bitmain struggled with S17 reliability issues.