Bitmain Antminer A3 - Grade B

Bitmain Antminer A3 ASIC miner for Blake2b algorithm (Siacoin). Tested and functional.

Specs:
Algorithm: Blake2b
Hashrate: ~815 GH/s
Power: ~1275W

Condition: Grade B
Fully functional, tested before shipping
Visible cosmetic wear (dust, scuffs, scratches)
Normal wear from previous mining operation

Note: PSU not included. Requires APW3++ or compatible PSU.