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the internal bimetal disc may have failed and requires a furnace limit switch replacement
This means the switch will cut the power at its rated temperature (350°F) and automatically re-close the circuit once it has cooled down sufficiently
rust perforation
ensuring consistent 24 VAC output across varying line conditions
York S1-024-20870-000 Relay the internal bimetal disc mayThe York S1 024 20870 000 is an OEM 24V SPDT Relay designed for precision switching in residential and light commercial HVAC equipment. Engineered as a direct replacement for York furnace relays, this component features a Single Pole Double Throw (SPDT) configuration, allowing for control over both normally open and normally closed circuits. It is a critical component for managing HVAC blower motor control and sequenced operation. Operating on a 24
US$ 29.95
US$ 35.00
US$ 29.95
US$ 12499.50