Bitmain Antminer T17+ (55Th) Bitcoin ASIC-256 mining (used) I have 3 machines for sale for highest bid acceptable. Two in perfect conditions and one with defect power supply can be used for spare parts. SHA256 Bitcoin mining Used and in very good conditions. Regular cleaned and run in aircon isolated room. Run time total approx. 9month fulltime. Will arrive in original box with papers.