Mitsubishi Electric U01A25452 Control Board 340155-7026 and MC-331

and MC-331

Enhanced System Safety: Facilitates rapid ignition trial shutdowns if ignition fails

and 10759206

Key Benefits Direct OEM Replacement: Replaces HTR12893 without the need for mounting modifications

Mitsubishi Electric U01A25452 Control Board 340155-7026 and MC-331When the indoor unit of an MSZ GE12NA 9 or similar M Series mini split stops responding to the remote or throws a communication error, the Mitsubishi Electric U01A25452 Control Board is typically the culprit. This OEM replacement PCB serves as the central intelligence for the indoor head, orchestrating complex signals between the room temperature thermistor, fan motor, and the outdoor inverter. A veteran tech knows that intermittent operation or a