vibration-resistant electrical connection

If the switch continues to trip

while a mica washer prevents electrical shorting at the connection point

its standard 1/8" NPT thread allows it to fit any device with a corresponding 1/8" test port

Simplified Maintenance: Designed for rapid field replacement within the internally mounted drain trap

York S1-025-30890-000 Temp Control vibration-resistant electrical connectionThe York S1 025 30890 000 Temp Control is a critical high limit safety component engineered for precise thermal regulation within York HVAC systems. Operating with a fixed 210F opening point and a 180F closing point, this SPST (Single Pole Single Throw) switch provides reliable protection against overheating by breaking the circuit when the temperature exceeds the safety threshold. As an OEM York replacement part, it ensures exact fitment and response