York S1-028-13379-000 Sheave Els PW 17895 opening the circuit when internal

opening the circuit when internal temperatures reach 240°F to interrupt the gas valve and closing once the plenum drops to 200°F

verify the specific power cord and ballast requirements for your White-Rodgers UV light model

this L270F manual reset limit switch ensures precise thermal cut-off performance

Rely on this plumbing backflow device for its compact footprint and simplified field serviceability when protecting critical water supply lines from contamination

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York S1-028-13379-000 Sheave Els PW 17895 opening the circuit when internalThe York S1 028 13379 000 is an OEM 1 groove fixed sheave engineered for precise power transmission in commercial and residential HVAC blower assemblies. This 1 inch bore sheave is designed to meet exact tolerances, ensuring minimal vibration and reduced shaft wear during high static operation. Built from durable cast iron or machined steel to prevent belt slippage, it is compatible with standard A section or 4L V belts commonly found in York,