Lochinvar & A.O. Smith 100277758 Impeller 320819-301 Durable Construction: High-quality solder joints
Baker’s notes & crumb story
Description
Durable Construction: High-quality solder joints and trace paths resist vibration and moisture infiltration common in high-static environments
the NEMA 1 housing includes a physical Override Switch
Integrated Control Relay: Combines sensing and switching functionality into a single device to save enclosure space and installation time
) configurations
Lochinvar & A.O. Smith 100277758 Impeller 320819-301 Durable Construction: High-quality solder jointsThe Lochinvar & A. O. Smith 100277758 Impeller is a precision engineered 4. 75 inch plastic component designed for high efficiency hydraulic systems. As the 100277758 direct replacement for 100133559, this part ensures seamless compatibility with Lochinvar boiler pump systems and A. O. Smith water heaters. For technicians servicing high efficiency fire tube boilers or commercial water heaters, maintaining proper fluid velocity is critical for heat