Mitsubishi Electric E27C78451 Board 322838-752 Using a genuine HVAC expansion

Using a genuine HVAC expansion valve 025-27536-000 ensures exact physical fitment and factory-specified flow rates

Optimized Airflow: The 11 3/4" x 8" design maximizes air volume movement to maintain consistent temperatures throughout the home

This genuine OEM Pressure Switch Nema 4 is engineered to monitor combustion air and flue gas pressures

Key Benefits OEM Compatibility: Precision-balanced as a direct replacement blower wheel for Nordyne

Rugged Shell Construction: Durable epoxy powder-coated steel housing provides maximum corrosion resistance in harsh environments

Mitsubishi Electric E27C78451 Board 322838-752 Using a genuine HVAC expansionThe Mitsubishi Electric E27C78451 PC Inverter Board is a critical OEM replacement part designed for high performance HVAC inverter systems and ductless mini split units. As a veteran technician knows, the inverter board is the brain of the outdoor condenser, responsible for precise compressor speed control and converting incoming AC power into a variable DC frequency. This board is constructed from robust FR4 fire resistant fiberglass to withstand