- Certified temperature value
- Convenient, portable test standard
- Fits Therma 20, Therma 20 Plus, Therma 22, Therma 22 Plus & Thermistor Extension Lead (172-015) for ThermaData Loggers
Certified test cap. Test the accuracy of your meter with this quick screw-in test cap. Four temperature values to choose from. Most popular test points. Includes cal certificate from UKAS accredited calibration lab.