Weil McLain 381-356-577 Temperature Sensor Els PW 17895 High Dielectric Strength: Rated for

High Dielectric Strength: Rated for 330V

Critical for maintaining system efficiency and longevity

Built to withstand the rigorous conditions of commercial and residential heating environments

Technicians often source this replacement ECO lead when troubleshooting intermittent gas valve dropouts or during a full thermostat and safety pilot assembly overhaul

Each package contains a 2-pack of flame sensors

Weil McLain 381-356-577 Temperature Sensor Els PW 17895 High Dielectric Strength: Rated forKeep 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