The Antminer S21+ is a top-tier ASIC miner built for the SHA-256 algorithm, delivering a powerful 216 TH/s hashrate for mining Bitcoin (BTC) and other SHA-256-based cryptocurrencies. With 16.50 J/TH efficiency and 3564W power consumption, it offers a great balance of performance and cost, ideal for small and large mining operations. Its advanced chips ensure high performance with low environmental impact, and its compact design fits easily into any setup. Choose shipping or hosting at $0.065/kWh electricity rates to boost profitability.