New CB2-V8 Control Board For Whatsminer M20 M20s M21 M21s
Upgrade your Whatsminer M20 or M21 series with the CB2-V8 Controller. This replacement control board ensures optimal performance and is specifically designed for the M20s series.
Why buy from(work with) us?
1, New & original from Bitmain, each control board has its own official S/N number.
2, Independent Anti-ESD package, prevent damage in transit, easy keep and use.
3, Large stock for immediately shipping and regular supply