The BAPI BA/10K-2-D-8-BB2 10K Duct Sensor is a temperature-sensing device designed for HVAC duct applications, featuring an 8-inch probe and protective enclosure. It uses a 10K thermistor to detect air temperature within the duct and provides a resistance signal to compatible building automation or HVAC controls. Commonly used in air handlers, rooftop units, and ventilation systems, i... https://www.partshnc.com/bapi-ba-10k-2-d-8-bb2-10k-duct-sensor-8-probe-enclosure