Schneider Electric (Barber Colman) ETI500-4 Temperature Sensor 318423-701 Universal Application: Compatible with a

Universal Application: Compatible with a broad range of 120V high-voltage systems and cross-referenced to multiple OEM heating units

Engineered with a large 15-inch synthetic elastomer diaphragm and a durable die-cast aluminum body

reducing troubleshooting and installation time

and Coleman residential furnaces and air handlers

The Lennox 49L91 is a critical safety component designed for precise furnace draft monitoring within high-efficiency heating systems

Schneider Electric (Barber Colman) ETI500-4 Temperature Sensor 318423-701 Universal Application: Compatible with aThe Schneider Electric ETI500 4 is a precision 4 inch immersion temperature sensor designed for accurate fluid monitoring in heavy duty HVACR hydronic systems. Engineered with a 10K Ohm thermistor, this sensor provides stable resistance to temperature curves essential for BAS (Building Automation Systems) and DDC (Direct Digital Control) integration. The 4 inch probe depth ensures optimal thermal contact within the medium, minimizing stratification