Lochinvar & A.O. Smith 100208565 Sensor 319847-401 Precision Fit: 9-inch diameter ensures

Precision Fit: 9-inch diameter ensures a perfect seat on the upper port of Weil-McLain cast iron sections

Universal Mounting: Designed as a versatile replacement ignition transformer for various burner brands

Common Questions Is the wiring harness included with this model

OEM Integrity: High-quality construction from Nortek Global HVAC guarantees long-term durability in high-cycle environments

Lochinvar & A.O. Smith 100208565 Sensor 319847-401 Precision Fit: 9-inch diameter ensuresThe Lochinvar & A. O. Smith 100208565 Sensor is a critical OEM replacement part designed for high performance inlet water temperature monitoring. As an immersion sensor with a 1 4 inch G thread connection, this component provides real time data to the water heater control board, ensuring precise modulation and preventing high limit trips. Specifically engineered for Lochinvar WA125 through WA200 wall mount boilers and compatible A. O. Smith water