ASIC miner replacement controller for Antminer S9/S9i/T9/R4/S9j

99.99$

The BM1387 chip from Bitmain is built with TSMC’s FinFET 16 nm technology and delivers a record of 0.098 J/GH. Repair your Antminer S9 with this spare ASIC miner replacement controller for Antminer S9.