ANTMINER S21+ (216TH/s)

The Bitmain Antminer S21+ is a next-generation ASIC miner designed for high-performance and energy-efficient Bitcoin mining. Released in January 2025, the S21+ delivers a powerful hashrate of 216 TH/s while maintaining an energy efficiency of 16.5 J/TH, offering an optimal balance for large-scale mining operations.

Built for continuous 24/7 usage, the S21+ features a durable construction and a robust four-fan cooling system that ensures reliable operation even under sustained loads. Its compact dimensions and support for 220–270V power input make it easy to deploy in a variety of industrial mining environments.

Connectivity is straightforward with Ethernet support, and compatibility with the SHA-256 algorithm allows users to mine major coins such as Bitcoin (BTC) and Bitcoin Cash (BCH).

Key Specifications:

• Model: Antminer S21+
• Also Known As: Bitmain Antminer S21+ 216T
• Algorithm: SHA-256
• Supported Coins: Bitcoin (BTC), Bitcoin Cash (BCH)
• Release Date: January 2025
• Hashrate: 216 TH/s
• Power Consumption: 3564W
• Energy Efficiency: 16.5 J/TH
• Cooling: 4 fans
• Dimensions: 45 × 22 × 30 cm
• Noise Level: 75 dB
• Voltage: 220–270V
• Interface: Ethernet
• Operating Temperature: 0°C to 40°C
• Warranty: 360 days

The Antminer S21+ is engineered for miners who demand consistent high performance and long-term efficiency. With top-tier specifications and Bitmain’s trusted design, it’s a powerful addition to any professional mining setup.