York S1-025-27747-002 Temp Control the 143-16-005-00 ensures a precise

the 143-16-005-00 ensures a precise fit for the upper diaphragm case assembly

this genuine OEM part maintains the factory-certified performance of your gas line equipment

or improper fan-to-motor spacing (typically requiring 2-1/8" clearance on specific models)

Technicians should inspect the gasket during any burner assembly service

Enhanced Signal Integrity: Features a 16-gauge 14-inch lead wire that maintains low electrical resistance for accurate flame detection

York S1-025-27747-002 Temp Control the 143-16-005-00 ensures a preciseThe York S1 025 27747 002 serves as a high integrity safety component engineered for precise thermal regulation within furnace and air handler assemblies. This manual reset high limit switch is factory calibrated to open at 200 degrees Fahrenheit, functioning as a primary fail safe to interrupt the burner circuit or unit operation if internal temperatures exceed engineered safety thresholds. As a critical HVAC safety control, it prevents heat