Lennox 86K78 Relay Kit Els PW 17895 Key Benefits Broad Compatibility: Primarily

Key Benefits Broad Compatibility: Primarily engineered for the Honeywell V5097 Series Large Body valve bodies (2" to 3" pipe sizes)

ensuring accurate stroke and airflow modulation

This model is a direct-fit replacement for Furnas 42CF35AJ and Siemens equivalents

Always verify the voltage and fitting sizes before installation

the Q5001 linkage is designed with an integrated base and does not require the 220738A adapter bracket for proper shaft alignment

Lennox 86K78 Relay Kit Els PW 17895 Key Benefits Broad Compatibility: PrimarilyThe Lennox 86K78 Relay Kit is a critical 24v 3PDT relay kit engineered for precise switching in professional HVACR systems. As a triple pole double throw relay, this component is designed to manage complex electrical sequences, commonly serving as a defrost relay kit in heat pump configurations. Technicians often source this part when diagnosing issues with compressor control signals or outdoor coil frost management. This genuine OEM assembly ensures