M5846-1E2/20 is a Special Purpose Cable Electrical Chromel and Alumel Thermocouple Electrical Wire TYPE 1, CLASS E (INSULATED DUPLEX/STRANDED CONDUCTOR), 2 CONDUCTOR/20 AWG NSN: 6145-01-110-8910

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.