Bitmain Antminer S19 90TH/s ASIC Bitcoin Crypto Miner - Tested w/ Vnish Firmware

Bitmain Antminer S19 90TH/s 3250W ASIC Bitcoin Miner. Vnish Firmware: The best solution for mining. - Units have been tested and are in good working condition. Decrease in consumption UP TO 20%.

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