Robust 24VAC circuitry stabilizes flame rectification signals to minimize lockout callbacks

the S1-026-19654-012 is the correct OEM replacement

This unit facilitates precise 120V electronic sequencing

the actuator is designed to accept multiple proportional inputs

leak-proof connection for standard HVAC boiler tappings

Lochinvar & A.O. Smith 100170647 Sensor Kit 321142-301 Robust 24VAC circuitry stabilizes flameThe Lochinvar & A. O. Smith 100170647 Sensor Kit is a critical OEM replacement part designed for precise monitoring of flue temperature in high efficiency boilers and water heaters. As a veteran technician knows, managing exhaust thermal data is non negotiable for system safety and operational integrity. This flue sensor kit serves as a primary safeguard, transmitting real time temperature fluctuations to the control board. If exhaust gases exceed