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Rosewood paper grain — description and returns beneath the overlapping buy card.
The York S1-025-31834-000 Limit Switch is a critical OEM safety component engineered for narrow-tolerance thermal protection in York HVAC systems
Will this spring work with both Natural Gas and Propane applications
Enhanced Safety: Class 2 rating and energy-limiting design protect downstream low-voltage components from overcurrent
It is a drop-in replacement part that requires a 4mm hex wrench for installation
This specific furnace high limit switch is often identified by cross-reference model 1NP0442 and is common in York
Robertshaw 620-403 Transformer The York S1-025-31834-000 Limit SwitchThe Robertshaw 620 403 is a heavy duty single phase open frame transformer designed for reliable power stepping in HVACR control circuits. Engineering for versatility, this 40VA Class 2 transformer converts a 120V AC primary input to a 24V AC secondary output at 50 60 Hz. Built to meet stringent UL 1585 and NEMA standards, it serves as a critical component for powering 24V thermostats, gas valves, and ignition systems. The 620 403 features universal