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  6. Item#: 9SIC4GZKRC3750

  • $89.00
  • Free 30-day Returns
  • Limit 99999 per customer.
    Ships from Hong Kong.
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    Whatsminer CB2_V10 M21 control board

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    • Product description:
    • Whatsminer CB2_V10 control board adopts H3 main control chip and is used to replace faulty control boards of miners below M50 such as M20, M20S, M21, M30, M31, M32, etc.
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