Control Board CB4 V10 for Whatsminer M20S, M21S, M30S, M30, M31S+, M32, M30S+ CB4 V10 tools If the main control board

If the main control board is damaged

We promise quality assurance and fast delivery

You can choose the C44 Antminer S15 control board to replace the damaged control board

OUTPUT1: 17-21

Control Board CB4 V10 for Whatsminer M20S, M21S, M30S, M30, M31S+, M32, M30S+ CB4 V10 tools If the main control boardNew CB4 V10 control board for replacing damaged control boards in WhatsMiner M20, M21, M30, M31, M32, and M30S+ modelsCompatible with Microbt Whatsminer CB4_V10 H6OS mini server PCBA. Ideal for repairing and replacing accessories in the M20s, 21s, M30s, M30, M31s+, M32, and M30S+ seriesPlease note that the product's appearance may vary between batches, but it will not affect its functionality