Increase cable length with these ready-made extension cables for type J, K, and T thermocouple probes. These ANSI colour-coded extension cables feature male and female miniconnectors and thermocouple grade wire with PVC/PVC insulation. Insulation is rated for use from -40 to 221°F (-40 to 105°C). Cables use 20-gauge solid wire — bends easily yet holds shape.