The Bitmain Antminer S21 / T21 Control Board Amlogic C76 A113D is a high-quality replacement motherboard designed for S21 and T21 series miners. This control board ensures stable mining performance, consistent hash rates, and reliable operation, making it an ideal solution for miners experiencing faulty or underperforming boards.

Built with premium industrial-grade components, this board offers durable and long-lasting performance. Its plug-and-play design allows for quick and easy installation, minimizing downtime and keeping your mining rigs running efficiently.

Key Features

• Compatibility: Antminer S21 and T21 series miners

• Stable Operation: Maintains consistent hash rates and reliable mining

• Durable Construction: Premium components for long-lasting use

• Easy Installation: Plug-and-play design for fast replacement

• Optimized Mining: Supports continuous 24/7 operation

• Repair Solution: Ideal for restoring or upgrading faulty control boards

Why Choose This Control Board?

✅ Genuine Bitmain replacement for S21 and T21 miners
✅ Restores miner stability and performance
✅ Durable and reliable for long-term mining
✅ Quick installation reduces downtime