KZ14038B012U 7500RPM cooling fan FOR Whatsminer M20S M21S M30S M31S
This fan uses a four-wire system and a six-wire system , 140*140*38mm for Whatsminer fans.
The voltage is 12V and the current is 7.2A, suitable for replacing fans.
7500RPM cooling fan parameters:
Connection type: 6P/4P
Air Volume: 300CFM
Notice: Whatsminer M20S M21S M30S M31S uses two 14038 fans for heat dissipation. The front fan uses a 6-pin flat interface, and the back fan uses a 4-pin 4P interface. It can be seen that the front and back fans of the miner are not compatible with each other.