Tekmar 78 Universal Sensor

Universal Sensor; Type NTC Thermistor; Wetted Material Brass Sleeve; Cable Type 300 Volt HDPE Stiff Jacketed; Operating Temperature -40 to 221 Deg F; Size 3/8 Inch Outer Diameter x 3/4 Inch Length; Application Measure Hot Water Tank Temperature Well, Pipe Measure Supply or Return Temperature; Approval CSA (Canada and US); Includes 15 Foot 18 AWG Conductor Wire