Part Number: THHN 300 37

THHN 300 37 300 MCM THHN Wire and THHN Cable

Our THHN 300 37 300 MCM wire is part of our Hook Up Wire / Lead Wire line. THHN 300 37 is a 300 MCM wire with a soft drawn bare copper conductor, PVC insulation, and nylon jacket. The conductor stranding is 37/.0822 with a 0.73 nominal outer diameter. Weighing approximately 1012 lbs/MFT, these cables have a voltage rating of 600 volts and an ampacity of 320 at 90°C. THHN electrical wire is intended for use as general purpose wiring for installation in conduit or other recognized raceway. It may also be used for machine tool, appliance, and control circuit wiring. THHN wire is gasoline and oil resistant to 75°C and is rated to 90°C in dry locations and 75°C in wet locations.