Manufacturing temperature sensors for over 45 years, Thermo-Couple Products (TCP) offers several thermocouple versions. One is the 5500 Series pencil thermocouple that is ideal for temperatures under 900 degrees Fahrenheit, used commonly for food applications. Another is the 5520 compression-type thermocouple for injection molding applications, as well as Models 5523, 5524, and 5525 spring-type injection molding thermocouples. TCP also produces mineral insulated, engine, and high temperature thermocouples, and the tube-temp thermocouple for excellent accuracy in fired heater and industrial boiler tubes.