TT-J-24 is a Type "J" Thermocouple Grade Wire Insulation: Neoflon PFA Gauge: 24 Type Wire: Solid Max. Temp: 500F 260C Nominal Size: .056 x .092 Weight: 6lb/1000'

Used on a wide range of applications, thermocouple wire, also known as high temperature wire, is a sensor for measuring temperatures. Two divergent wires are joined together at one end forming a connection that produces electric energy from the two separate temperatures of the wires.