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Antminer Bitmain S21 control board Amlogic C76 C81 A113D
- Welcome to choose the brand new Bitmain S21 control board. Its control board version is Ctrl_C76 or Ctrl_C81, and the main control chip is Amlogic A113D. By replacing the faulty S21 control board, fault problems such as the inability of S21 miners to view IP, inability to enter the miner's backend, and inability to detect hash boards can be effectively solved, thereby helping miners resume normal operations. Once a control board failure is discovered, it is recommended that you replace it immediately to reduce failure losses caused by downtime. We sell brand new and original S21 control boards with high quality and guaranteed quality.
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Antminer Bitmain S21 control board Amlogic C76 C81 A113D
Warranty & Returns
Warranty, Returns, And Additional Information
Warranty
- Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
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Return Policies
- Return for refund within: 30 days
- Return for replacement within: 30 days
- This item is covered by Bitmain Antminer Blockchain Miners Return Policy
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