Bitmain Antminer S21 Pro is an advanced miner with a maximum hash rate of 234Th/s with a power consumption of only 3510W. Equipped with four high-speed fans, the ASIC prevents the machine from overheating, which helps with optimal mining performance. The noise level of S21 Pro is 75db.
The ideal storage temperature of Antminer S21 Pro is -20-70 °C, while the recommended atmospheric temperature is 0 – 45 °C. In addition, it is advisable to place the ASIC in a ventilated area.

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