Nordyne 626432R Limit Switch utilizing this genuine Williams replacement

utilizing this genuine Williams replacement part is non-negotiable for system safety and ensuring the unit meets factory-specified efficiency ratings

The York S1-025-38737-000 Limit Switch is a critical safety component designed for precise thermal monitoring within York

while the base model number is used for technical identification

While many switches look similar

visible cracks in the ceramic insulator

Nordyne 626432R Limit Switch utilizing this genuine Williams replacementEnsure the safe and efficient operation of your heating system with the Nordyne 626432R Limit Switch. This genuine OEM furnace part is a critical safety component designed for HVAC high limit protection, effectively preventing the heat exchanger from overheating. Operating as an automatic reset limit switch, this part features a fixed temperature setting of 145F to 165F (L165 20F), meaning it opens the circuit at 165F and automatically closes once