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Whether you are upgrading a legacy T-4000 series system or performing a fresh install
Precision Setpoint Monitoring: Includes a single setpoint window for immediate visual confirmation of the current thermostat settings
protecting sensitive low-voltage control boards
making it an essential component for installations exposed to moisture or wash-down conditions
York S1-024-21218-700 Relay Whether you are upgrading aThe York S1 024 21218 700 Relay is a heavy duty 24V SPST Relay designed for reliable low voltage control switching across York, Coleman, and Luxaire HVAC platforms. Engineered for precision performance, this Single Pole Single Throw relay functions as a critical HVAC control relay, managing high power components like blower motors, compressors, and heat pump reversing valve assemblies. For technicians troubleshooting intermittent signal loss or coil
US$ 53.99
US$ 108.99
US$ 109.99