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As a SPDT spring wound timer
Smith commercial water heaters and hydronic boilers
OEM Integrity: A genuine York/Source 1 component ensuring perfect fitment and electrical compatibility with factory control boards
This part is a direct replacement for various G40
Weil McLain 381-356-577 Temperature Sensor Els PW 17895 As a SPDT spring woundKeep your heating systems running at peak performance with the genuine Weil McLain 381 356 577 Temperature Sensor. Designed specifically as a boiler supply temperature sensor, this 12K ohm NTC thermistor provides critical feedback to the control module, ensuring high accuracy water trim monitoring and safe operation. This direct replacement component features a 1 2" NPT threaded connection, making it compatible with a wide range of popular hydronic