Lochinvar & A.O. Smith 100289437 Gasket 328140-751 this switch provides the exact

this switch provides the exact electrical specifications and mounting footprint required for field-service reliability

this control is primarily intended for medium and low-pressure refrigerants like R-134A or R-22 legacy systems

Precision Scheduling: Includes captive trippers that cannot be lost

this motor ensures efficient heat exchange and consistent static pressure performance

Lochinvar & A.O. Smith 100289437 Gasket 328140-751 this switch provides the exactFor veteran HVAC contractors servicing Lochinvar Knight or A. O. Smith high efficiency boilers, maintain combustion integrity with the Lochinvar & A. O. Smith 100289437 Gasket Kit. This essential burner gasket replacement prevents dangerous flue gas leakage and ensures a high pressure seal across the critical combustion interface. Designed for WH055 and WH085 residential boilers, this kit provides a professional grade heat exchanger seal that