Always replace with the exact OEM-specified temperature rating

Can I use a switch with a different water column rating

the 9204V is optimized for rapid field replacement

What causes a Lennox rollout switch to trip

High-temperature rating of 400°F makes it ideal for steam boiler applications and hot water systems

Nordyne 626424R Limit Switch Always replace with the exactThe Nordyne 626424R Limit Switch is a critical safety component designed for high demand HVAC applications. This OEM Nordyne replacement part features a 3 1 8 inch insertion depth and is specifically calibrated for an operating range of 155? F to 175? F. As an automatic reset limit switch, the circuit is engineered to open when the temperature reaches the 175? F threshold and close once it cools back down to 155? F, protecting the heat exchanger from