Bitmain Antminer S7 S9 T9 A3 D3 L3+ 120mm Fan Duct Cooling Shroud to 120mm Vent

Antminer 120mm Fan Duct Cooling Shroud to 120mm Vent Pipe. Perfect for keeping temperatures low and increasing mining efficiency, designed to fit the standard 120mm fans using your original screws this will allow you to reduce heat and noise in the room your miners are located.

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