Bitmain Antminer 12CM Cooling Fan 120*120*38mm, is suitable for Antminer L3+ (504Mh), Antminer L3+ (600Mh), Antminer L3++(596Mh), Antminer L3++(580Mh), A3, B7, D3, D5, DR3, DR5, E3, K5, X3, Z9 series, Z11 series, Z15, Antminer L7, S9 series, T9 series, S11, V9, 15 series, 17 series, Antminer 19 series, rated voltage 12 V, current 2.7A, speed 6000RPM, noise level 70.5DBA, air volume 267CFM, 4P Interface. The governor has a long service life, maintenance-free double ball bearings, speed measurement PWM temperature control, and a working life of 10,000 hours. It also has sufficient cooling air and wind pressure.