making it suitable for standard North American grids and international applications requiring a 24V HVAC control relay

For service technicians maintaining Weil-McLain hydronic systems

The forging process eliminates potential cracks and ensures a robust SAE 45-degree flare connection on all three ends

Which Lennox series does this fit

Efficient Power Conversion: Optimizes AC to DC conversion to protect downstream electronic boards and actuators from electrical spikes

York S1-025-19499-001 Temp Control making it suitable for standardThe York S1 025 19499 001 Temp Control is a critical fixed setting HVAC limit switch designed for precision thermal management in commercial air conditioning and heating units. This SPST temp control (Single Pole Single Throw) is engineered with a specific 65 degree open and 75 degree close logic, facilitating "close on rise" operation to ensure optimal system cycling and safety. As a genuine OEM York replacement part, it maintains the exact