Type K Thermocouple (Nickel-Chromium / Nickel-Alumel)


The type K is the most common type of thermocouple. It’s inexpensive, accurate, reliable, and has a wide temperature range.

Temperature Range:
Type K Thermocouple Grade Wire-Thermocouple grade wire, –454 to 2,300F (–270 to 1260C)
Extension wire, 32 to 392F (0 to 200C)
Accuracy (whichever is greater): Standard: +/- 2.2C or +/- .75%, Special Limits of Error: +/- 1.1C or 0.4%

Diameters available
1mm, 1.5mm, 3mm, 4.5mm, 6mm, 8mm, 9.5mm, 10.8mm 12.7mm and 19mm.