Using genuine York replacement parts ensures that your weatherproofing seals meet the original equipment tolerances required for high-efficiency system operation

Using this genuine Copeland spare part prevents common field issues such as coil burnout or humming

This genuine OEM replacement part is engineered for high-voltage ignition sequences in Lochinvar EnergyRite Heaters

it provides high-accuracy superheat control to maximize evaporator efficiency

Lochinvar & A.O. Smith 100110011 Switch 322027-701 Using genuine York replacement partsWhen you're servicing high recovery Lochinvar boilers or A. O. Smith water heaters, the 100110011 Thermal Switch Assembly is a critical safety component you can't overlook. This OEM thermal limit switch is engineered to monitor combustion chamber temperatures and interrupt the burner circuit if a rollout or overheating condition occurs. Designed for precise HVAC temperature control, this genuine factory part serves as a direct replacement for