Check the listing for details. K-type Thermocouple Wire AWG 24 Solid with Kapton Insulation Extension 1 yard. Condition: New. Listed at 3.99 USD. Standard K-type Thermocouple Wire with Kapton Insulation - 1 yard or multiples of 1 yard - This is a k-type thermocouple wire with Kapton insulation, which is good up to about 400 degree C Celsius or 752 degree F Fahrenheit. This k-type thermocouple wire can be used to make your own thermocouples for a wide range of applications, or to make your own extension wire. The chromel alumel wire is made to standard thermocouple specifications. This is a solid wire with 1 filament AWG 24. It has a good flexibility and can be bent to shape. It is sold in 1 yard increments, so if you order 10 units of this, you will receive a single 10 yard long wire. Specification K-type Thermocouple wire for making thermocouple or extension wire Chromel / Alumel type K thermocouple wire with Standard Accuracy (whichever is greater): +/- 2.2C or +/- .75% Solid wire, AWG 24 (0.51 mm) ANSI color coded Kapton insulation, red = -, yellow = + Sold in 1 yard increments, 1 unit = 1 yard, order 10 units and you receive a 10 yard wire