Thermocouple wires' EMF has excellent stability & accuracy. The EMF is linear with temperature, Our company produce all type of thermocouple wires for measuring temperature from -270 C - 1700 C Type K thermocouples wire Temperature range: -200 C - 1250 C Class: 1 Tolerance limit: 0 - 1250 C +/- 1.5 C or +/- 0.4% * t Class: 2 Tolerance limit: 0 ~ 1250 C +/- 2.5 C or +/- 0.75% * t We can produce from minimum diam 0.10mm to diam6.0mm. Our products standard conform to IEC 584-1, IEC 581-2 or ASTM E230