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The York S1-024-18785-700 Control Relay is an OEM replacement part designed for precise electrical circuit management in commercial and residential HVAC systems
Precision Thermal Calibration: Ensures the York S1-025-26392-002 reacts accurately at its 160-degree threshold for optimal safety
visible through a wide-angle viewing window
enabling HVAC contractors to restore system reversing functionality without the need for refrigerant recovery or system evacuation
Lennox 27H87 Limit Switch The York S1-024-18785-700 Control RelayThe Lennox 27H87 Limit Switch is a critical OEM safety component engineered for precise thermal management in high performance heating systems. This 120 160F auto limit switch is specifically designed to monitor furnace plenum temperatures, providing a fail safe against overheating by interrupting the burner circuit if thresholds exceed the factory calibrated 160F limit. As a veteran grade HVAC replacement part, the 27H87 ensures seamless integration
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