Exact OEM Fitment: Drop-in replacement for Williams P322400

Combustion Precision: Maintains the critical air-tight seal required for proper pressure switch operation and stable flame signals

Does this probe include the sensor mounting head

Burnout is typically caused by applying incorrect voltage or operating the coil without the valve plunger fully seated in the magnetic circuit

Built for reliability in demanding HVACR environments

Lennox 93J39 Limit Switch Exact OEM Fitment: Drop-in replacementThe Lennox 93J39 limit switch is a critical safety component designed for precise thermal management in high efficiency HVAC systems. This 210F CO auto limit switch acts as a primary safety boundary, effectively breaking the electrical circuit when the heat exchanger plenum reaches the designated 210 degree Fahrenheit threshold. Engineered for seamless field replacement, the 93J39 is identical to 93J3901, ensuring zero latency compatibility for