Some Antminer S21 models and Whatsminer 66S and earlier series miners have reached their shutdown price.

According to Mars Finance, on March 23, Antpool data shows that based on the current Bitcoin mining difficulty and an electricity price of $0.08 per kilowatt-hour, some mining rigs, including the Antminer S19 XP+ Hyd, Whatsminer M60S, Avalon A1466I, and some models in the Antminer S21 series, have reached their shutdown price. The Antminer S21 Pro and S21+ Hyd models are close to their shutdown price, ranging from approximately $65,000 to $69,000. Furthermore, high-hashrate mining rigs such as the Antminer US23H and Antminer S23Hyd have shutdown prices above $44,000.