Mitsubishi Electric U01A52452 Electronic Control PC Board OEM Replacement

The Mitsubishi Electric U01A52452 is a genuine OEM electronic control printed circuit board (PCB) designed for Mitsubishi Electric mini-split and HVAC indoor air handler units. This control board serves as the central processing module for the indoor head unit, managing communication between key system components to maintain precise temperature regulation and efficient inverter operation.

Key Features:

• Genuine OEM Mitsubishi Electric replacement part — ensures factory-spec performance and compatibility
• Functions as the main control module for the indoor unit, coordinating signals between the room temperature thermistor, fan motor, and outdoor inverter
• Restores proper remote controller communication and resolves common error codes associated with a failed indoor control board
• Direct plug-in replacement — maintains tight tolerances required for high-efficiency inverter system performance
• Sold as a single PC board (U01A52452)

This board is the correct OEM solution when the indoor unit exhibits symptoms such as failure to respond to the remote controller, flashing indicator lights, or communication errors between the indoor and outdoor units. Using a genuine Mitsubishi Electric PCB ensures system signals remain properly synchronized for reliable, long-term operation.