Key Benefits: High-Pressure Capability: Reads up to 1000 PSI

The LED flashes correspond to specific HVAC troubleshooting codes

meeting modern regulatory and disposal standards

The face features clear English units and a 1/4" barbed connection (specifically a 1/8-inch NPT male center back mount housing with barbed adaptation or direct pipe threading depending on the specific field configuration)

Technical professionals should note that this specific 100111982 model is designed for panel mounting and features quick-connect terminals for seamless integration into the existing wiring harness

Lennox 86M36 Pressure Switch 340155-7026 Key Benefits: High-Pressure Capability: ReadsThe 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