MicroBT
Whatsminer M30 M20 Control board (CB4_V10)
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Whatsminer M30 / M20 Control Board (CB4_V10) is a high-performance control unit engineered to operate the Whatsminer M30 and M20 series of ASIC miners. The CB4_V10 plays a vital role in managing and coordinating the internal components of the miner, including the ASIC chips, fans, and power systems. With robust compatibility and a stable architecture, it ensures smooth firmware execution, effective temperature control, and real-time diagnostics. This control board is essential for maintaining operational uptime and can be easily swapped for repairs or upgrades, making it ideal for both large-scale and individual mining operations.
| Specification | Details |
| Model | CB4_V10 |
| Compatible Miners | Whatsminer M30 and M20 Series |
| Main Functions | ASIC control, PSU coordination, fan regulation, network management |
| Firmware Compatibility | Whatsminer official firmware, limited third-party support |
| Interface | Ethernet port, UART, I2C, GPIO |
| Power Input | 5V (provided by miner PSU) |
| Monitoring Features | Chip temperature, voltage, fan RPM, error tracking |
| Dimensions | Approx. 120mm x 90mm |
| Weight | ~150g |
| Release Year | 2020 |