Fan speed simulator Square 4Pin

The fan spoofer is a device that tricks ASIC miners into running properly without high-speed fans, thus achieving a more efficient cooling method.

This speed controller is usually used to upgrade Antminer S19jXP KS5 KS5pro T21 S21 S21pro S21XP and Iceriver KS5 KS5L KS5M with square 4pin ports air-cooled miners to water-cooled miners or to install a muffler for the miner.

Its types include 4 in 1 speed simulators, 2 in 1 speed simulators and single-plug speed simulator.

If you choose the single plug simulator, it means one miner need four simulators;