![Gauge Type T Thermocouple Wire](https://d27wgn5g4t3wja.cloudfront.net/products/61e3407d-367e-4f4d-89e9-62a05d3a86fa/399715.png)
Gauge Type T Thermocouple Wire
W-TW-40 - Physitemp Instruments
Most thermocouple wire used in the manufacture of sensors is "Special Limits" wire which, to meet NIST standards, must be accurate to 0.5°C in the range 0-50°C. This means that even with most sophisticated electronics, the best possible accuracy for the system is 0.5°C.