300 MCM THHN/THWN-2 Copper Building Wire

  • According to UL Standard
  • Approved by ISO, CE, SGS, UL
  • Place of Origin: Henan, China
  • HS Code: 8544492100
  • Color: red, black, green, blue, etc.
  • MOQ: 500 Meters
17 $ / Meter

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300 mcm thhn wire, where MCM stands for “thousand circular mils,” is a heavy-duty electrical wire that can carry substantial currents and is suitable for use in building wiring, conduit, and branch circuits. 300 mcm wire to mm2 is approximately 152mm². 300 kcmil thhn wire conductors are made of annealed soft copper and meet BS standards, while the 300 mcm aluminum wire variant is also available.

300 MCM THHN Wire Specification:

  • Conductor: 37 Strands
  • Insulation: PVC
  • 300 mcm wire diameter: 19.3 mm
  • Sheath Color: Red, yellow, blue, green, black, and white, etc.
  • Temperature Range: -10°C – +90°C
  • Rated voltage: 600V
  • Weight: 1541 KG per KM
  • Amps:320A

Related Products

22mm2 thhn wire
2.8 $ / Meter
300 mcm thhn wire
17 $ / Meter
100mm2 thhn wire
12.5 $ / Meter
1/0 thhn wires
7.8 $ / Meter
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