Fine Diameter Bare Thermocouple Wire

In order to meet the immediate needs of science and industry for highest quality thermocouple wire in practical quantities at reasonable prices, OMEGA makes available thermocouple materials in a variety of wire sizes. The wire is supplied uninsulated on standard 3" diameter plastic spools in continuous 50-foot lengths.

Sizes range from 0.0005 to 0.128" (0.012 to 3.264 mm) diameter. The wire is supplied as single legs or in matched pairs to meet standard limits of error. Other wire sizes and quantities are available on special request.

Examples of pricing for just a few models is referenced in the "To Order" box. Use the "Part Number Builder" below to get pricing for all available models.

View the Thermocouple Accuracy and Color Code charts