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Enhanced Safety Logic: Reliable flame sensing prevents hazardous gas accumulation by closing the safety pilot valve immediately upon flame loss
it is recommended to pair this with OEM Danfoss capacitors to ensure the dropout voltage parameters and MFD requirements are fully synchronized
and Series 27 units
including high-torque and fire/smoke models
York S1-025-35397-000 Limit Control Enhanced Safety Logic: Reliable flameThe York S1 025 35397 000 is an essential manual reset limit control engineered for precision thermal monitoring within high efficiency furnace heat exchangers and air handling units. As a genuine OEM York replacement part, this HVAC safety switch is calibrated to provide high limit protection by breaking the electrical circuit to the gas valve or ignition control if internal temperatures exceed factory safety thresholds. Unlike automatic switches,
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