Reznor 93443 Control Module R-407A High Torque Support: Fabricated to

High Torque Support: Fabricated to handle the mechanical stresses of high-tonnage commercial HVAC maintenance and constant fan operation

Capable of handling operating pressure differentials from 0-100 PSI

Durable Design: Features an EPDM diaphragm and thermoplastic seat module for consistent performance in temperatures up to 180°F

Common Questions: Is the Lennox 77W92 compatible with both AC and DC systems

Maintains factory-spec combustion efficiency by securing the divider panel within the heat exchanger housing

Reznor 93443 Control Module R-407A High Torque Support: Fabricated toReznor 93443 is a spark control module designed for use in gas fired HVAC heating equipment such as unit heaters, furnaces, and rooftop heating systems. It is used to control the ignition sequence by providing spark ignition and flame sensing to ensure safe burner operation during startup. This ignition control module is commonly used as a replacement part when the original control fails, causing ignition issues, intermittent firing, or lockout