For professionals troubleshooting low suction pressure or erratic superheat readings

The Lennox 10U93 Pressure Switch is a critical OEM safety component designed for precise airflow monitoring in Lennox

74" WC setpoint

it is compatible with Arcoaire

Lennox 13L09 Wiring Harness L99H008 For professionals troubleshooting low suctionThe Lennox 13L09 Wiring Harness is a heavy duty, field ready compressor wiring harness engineered to maintain critical power and signal paths between the compressor and the control board. For contractors dealing with diagnostic ground faults or high resistance heat damage at the terminals, this OEM Lennox replacement part ensures a secure, low impedance connection that prevents voltage drops and premature compressor failure. This harness is designed