Bitmain Antminer S21+Plus Bitcoin Miner | BT-MINERS

Antminer S21++ Description The Bitmain Antminer S21 216TH is engineered for miners who need consistent, high-capacity SHA-256 performance in a stable and efficient package. With its 216 TH/s hashrate, the S21 delivers strong Bitcoin mining output while maintaining optimized energy consumption, making it suitable for a wide range of mining setups from mid-size operations to full-scale farms. Its dual-fan air-cooled system is built for reliable 24/7 mining, provided the unit is installed in a clean, well-ventilated space with controlled ambient temperatures. The miner uses standard industrial power input and Ethernet connectivity, ensuring seamless integration into most existing infrastructures without the need for complex modifications. The S21 series is recognized for its consistent hashrate performance, dependable thermal behavior, and durable construction, making it a strong option for miners upgrading from older S19 or early-generation S21 models.