Manufacturer Name: Johnson Controls Product Number: TE-6311P-1 OEM Part Number: TE-6311P-1 Product Description: Duct Sensor 8"Ni Element 1Kohm Weight:0.44lbs/199.58g The Johnson Controls TE-6311P-1 Duct Temperature Sensor is designed to accurately quantify the air temperatures in HVAC duct systems. This sensor has an 8" probe made of strong metal for durability throughout its w... https://www.partshnc.com/duct-sensor-8ni-element-1kohm