Thermocouples TFA 30.3503 - thermocouple penetration probe 30.3503 €36.00 This class 2 type K thermocouple probe with miniature plug is ideal for professional temperature control of liquid, paste-like and semi-solid materials. This sensor probe is compatible with the "MINI-K" thermocouple device (Part No. 31.1034) and other devices as 31.1034, 31.1116, 31.1123. Add to cart