Description
The Lennox 20P67 Wiring Harness Kit is an electrical connection assembly used to link control boards, sensors, and operating components within compatible commercial air handler systems. It provides a standardized 4-pin interface that transmits low-voltage control signals between modules, supporting communication and coordinated system operations. The harness is installed within the HVAC system, it controls as an internal connectivity component that ensures reliable signal routing between electronic subsystems allowing the heating and cooling equipment to operate according to thermostat and safety control inputs.
