According to official news, Bitmain announced the launch of a high-performance Bitcoin ASIC air-cooled miner - Antminer T21, with adjustable high and low performance modes. The Antminer T21 has hash rates ranging from 190 TH/S to 233 TH/S. In NEM mode, the hash rate can reach 190 TH/S and the power efficiency is 19 J/T. In HEM mode, the hash rate can reach 233 TH/S and the power efficiency is 22 J/T. The supported ambient temperature can reach 45 degrees Celsius, and can be used for mining in high-heat desert areas.
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Dear Customers,
Hello everyone, as China is about to usher in the Spring Festival, international logistics will be suspended. Zeus Mining is scheduled to stop shipping on January 18, 2025, and start the Spring Festival holiday from January 21 to February 4, 2025 (GMT+8). Pre-sales and after-sales service will reply to the information on February 5, 2025, and shipping will resume on February 8, 2025. Thank you for your support and trust in 2024. In 2025 and the future, we will bring better products and services to our friends.
Best wishes,
ZEUS MINING CO., LTD
China Mainland Hong Kong 
Business Hours: (GMT+8) 08:30-20:00 Mon to Sat 
Company Phone: +86-023-72227777