Bitmain Antminer S21 200 TH/s

The Bitmain Antminer S21 is a cutting-edge ASIC miner developed for efficient mining of Bitcoin (BTC) and other SHA-256-based cryptocurrencies, including Bitcoin Cash (BCH) and Bitcoin SV (BSV). Released in March 2024, the S21 delivers a powerful hashrate of 200 TH/s while maintaining an energy efficiency of 17.5 J/TH, making it one of the top-performing miners on the market.

This model features a robust air-cooling system with two high-performance fans, keeping the device stable under continuous operation. With a power consumption of 3,500W and standard noise level of 75 dB, the S21 is built for data center environments and large-scale mining farms.

Its compact design (400 × 195 × 290 mm) and durable build make it suitable for both enterprise and advanced individual setups. The miner supports a wide voltage range of 220–277V AC and uses a standard Ethernet 10/100M connection for reliable networking.

Key Specifications:

• Model: Antminer S21
• Algorithm: SHA-256
• Hashrate: 200 TH/s
• Power Consumption: 3,500W
• Energy Efficiency: 17.5 J/TH
• Noise Level: 75 dB
• Dimensions: 400 × 195 × 290 mm
• Weight: 15.4 kg
• Cooling: Dual fan air-cooling
• Operating Temperature: 0°C to 40°C
• Humidity Range: 10% to 90% (non-condensing)
• Interface: Ethernet (10/100M)
• Release Date: March 2024

The Antminer S21 is a reliable and high-performing solution for serious Bitcoin miners. With a strong combination of efficiency, stability, and network compatibility, it’s well-suited for maximizing long-term profitability in SHA-256 mining environments.