Lochinvar & A.O. Smith 100170487 Upper Sensor 340155-7026 This non-spring return unit operates

This non-spring return unit operates on a 24V AC/DC power supply and utilizes floating (3-point) control to modulate dampers and valve assemblies effectively

The Carrier LA01YA004 Inducer Cooling/Fan Blade is a critical OEM component designed for high-performance thermal management within Carrier heating and cooling systems

Common Questions Is the PM-02-1542 a direct swap for the older PM-02-1393

by offering continuous flame sensing and pressure switch monitoring to prevent unsafe firing conditions

High Flow Capacity: Minimized pressure drop across the 5/8" flare orifice ensures system efficiency is maintained

Lochinvar & A.O. Smith 100170487 Upper Sensor 340155-7026 This non-spring return unit operatesThe Lochinvar & A. O. Smith 100170487 Upper Sensor (formerly TST1187) is a critical thermistor based component engineered for high precision temperature monitoring in residential and commercial water heaters. As a direct immersion NTC temperature sensor, it provides real time resistance feedback to the control board, ensuring the appliance maintains optimal setpoints while preventing dangerous high limit conditions. This OEM water heater sensor is