Bitmain, a major global manufacturer of Bitcoin (BTC) application-specific integrated circuits (ASIC), has officially released its new air-cooled BTC miner, the Antminer T21.
Bitmain took to Twitter on Oct. 26 to announce the world premiere of the new Antminer T21, the firm’s new air-cooling miner that can withstand ambient temperatures up to 45 degrees Celsius.