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The Lennox 18J37 Limit Switch is a critical safety component engineered for high-performance thermal regulation in residential and light industrial furnaces
Efficient Power Draw: Optimized for low power consumption
Constant Torque Performance: Maintains consistent airflow across varying static pressures more effectively than traditional single-speed motors
Designed with powered contacts and a robust solid-state architecture
Lennox 86M36 Pressure Switch 318172-701 The Lennox 18J37 Limit SwitchThe Lennox 86M36 High Pressure Switch is an essential OEM safety component designed for precise refrigerant monitoring in residential and commercial HVACR systems. As a normally closed (N. C.) switch, this unit provides critical compressor protection by initiating a system cut out when discharge pressures exceed 590 PSIG. Engineered for high stakes environments, the 86M36 features an automatic reset that restores circuit continuity once the pressure
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