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These wires have heavy-wall extruded PTFE (Polytetrafluoroethylene) insulation for durability and higher voltage rating. These wires are ideal for general appliance wiring and other applications where chemical exposure, temperature extremes, and dielectric stresses are possible.
Unit of Measure


Conductor Diameter

N/A 0.038 in0.965 mm


N/A Extruded PTFE, 0.020 in (0.51 mm) wall thickness


N/A 7.71 lb/1000 ft.11.5 kg/1000 m.

Insulation Diameter

N/A 0.083 in2.11 mm

Voltage Rating

N/A 600 V (UL allows 2,500 V peak for electronic use only)


N/A Nickel-Plated Copper


N/A 7/28

Temperature Rating

N/A 250 ºC


N/A Black Blue Brown Green Grey Orange Red Violet White Yellow

AWG Size

N/A 20

Max. Resistance @ 20ºC

N/A 9.56 ohms/1000 ft.31.4 ohms/km.