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straight-through port design maintains high flow coefficients (1
Accurate Sequencing: Provides the high-resolution data necessary for precise HVAC temperature sensor monitoring and energy-efficient staging
Use the PRGM button to navigate to the 5-day (weekday)
5" mounting pattern fits most commercial condenser footprints
This model features a 5-foot capillary tube with SAE external connections for flexible installation in tight mechanical headers
Lennox 28G45 Limit switch 318518-761 straight-through port design maintains highThe Lennox 28G45 Limit Switch is a critical safety component designed for precise thermal regulation within residential and commercial Lennox HVAC systems. Engineered for automatic reset functionality, this high limit control monitors plenum temperatures, interrupting the burner circuit if conditions exceed the preset safety threshold of 140F. This OEM Lennox furnace part features a versatile 60F to 140F operating range, ensuring stable performance