#v upgraded fan pcs

Mining PC Cooling Fan 120mm, Bitmain DC 24 Volt Internal Fans & Cooling Components for S7 S9 D3 L3, FD241238EB High CFM Replacement Fan with 2 Pin Wire

120mm Fan with 6000RPM, Antminer Fan for S9 L3+ S15 M3 S17 A8+ A9, 12V DC 2.1A Cooling Fan 1238 Double Ball Bearing GPU Cooler Fan Fast Heat Dissipation of Various Mining Machines