6500RPM Cooling Fan Vovomay Replacement 4-pin Connector for Antminer Bitmain S7 S9

Specifications: Size: approx. 120*120*37 mm Voltage: 12(V) Blast Capacity: 267CFM Current: 1.85A Rotate Speed: 6500RPM(r/min) Noise Level: 70.5DBA Fan Interface board: 4 pin interface Bearing: High precision double ball bearing
? Features: --?Support speed measurement, PWM temperature control. -- No maintenance of double ball bearings, long service life, with adequate cooling air volume and air pressure. -- Suitable for heat dissipation, HP server radiator, heat dissipation transformation, water cooling auxiliary heat dissipation,?switching power dissipation, high reliable server application site.

Package Included: 1 x Cooling Fan? ? ? ?