Nordyne 626432R Limit Switch including many Johnson A419/A421 and

including many Johnson A419/A421 and Ranco ETC series sensors

Packaged in a compact 4-inch track-compatible housing

Can this be used with other manufacturers' sheaves

Will this capacitor fix a humming outdoor fan motor

Nordyne 626432R Limit Switch including many Johnson A419/A421 andEnsure 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