Complete Assembly Kit: Includes necessary O-rings and rubber caps (replaces 78L3201) for a secure

This relay is essential for maintaining the sequence of operation in Reznor HVAC equipment

Optimized Ignition Sequence: Precise micro-processing regulates the ignition trial periods for consistent burner light-off

preventing hazardous conditions like carbon monoxide buildup or ignition failure

Standardized Fitment: The 3/4" Male NPT inlet and female outlet accommodate standard discharge piping

Mitsubishi Electric E22D20440 Power Board 321894-708 Complete Assembly Kit: Includes necessaryThe Mitsubishi Electric E22D20440 Power Board is a critical OEM HVAC control board designed for high precision power distribution and electrical load management in ductless mini split systems and industrial automation setups. Engineered for demanding commercial HVACR applications, this 2. 2 KW rated component ensures stable voltage regulation and protects sensitive downstream electronics from fluctuations. As a veteran grade replacement power board,