Polar Wire® Heavy Duty Wire for industrial and harsh-environment service across decades of demanding applications. Every construction begins with flexible 100% copper stranding (absolutely no aluminum, no copper-clad shortcuts) finished with specialty insulators built to withstand heavy environmental and industrial use.

Arctic Ultraflex Blue® single conductor wire. Rated -55°C to 105°C, 600V. UL Recognized as AWM, UL VW-1 flame, CSA FT-1.
Arctic Superflex Blue® double conductor cable. Rated -55°C to 105°C, 600V. UL VW-1 flame, exceeds SAE standards.
Premium Boat Cable in round and flat duplex and triplex. UL Listed under UL 1426 as BC-5W2, CSA Certified, ABYC compliant.
Trailer Cable, Class K Twin and Multiconductor. VW-1 and FT-1 flame resistant, exceeds SAE standards, 600V.
Multi Listed Flexible Wire. UL Listed as THHW and MTW at 600V, UL Recognized under AWM Styles 1232, 1284, 1338, and 10269, CSA Certified TEW. Also meets BC-5W2 marine and SAE SGT automotive standards.
Diesel Locomotive Cable, 2 kV EPDM. UL Listed as RHH/RHW-2 per UL 44, CSA Certified Type RW90 per C22.2 No. 38, MSHA Accepted (P-136-29), AAR 589.
Solar Renewable BOS cable for solar panel interconnection, inverter wiring, and prebuilt or custom eye-to-eye cables for grounds, starters, inverters, and batteries.

Specified by the world's largest manufacturers and international agencies. Made in USA. Built Tough. Engineered to Perform.

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Arctic Ultraflex Blue®

Arctic Superflex Blue®

THHW / TEW / MTW / AWM / BC‑5W2 / SAE TYPE SGT

Boat Cable

Trailer Cable

Industrial Power Cord

ARCTIC ULTRAFLEX 8GA BLACK PER FOOT

ARCTIC ULTRAFLEX 8GA BLUE PER FOOT

ARCTIC ULTRAFLEX 8GA GREEN PER FOOT

ARCTIC ULTRAFLEX 8GA RED PER FOOT

ARCTIC ULTRAFLEX 8GA WHITE PER FOOT

ARCTIC ULTRAFLEX 6GA BLACK PER FOOT

ARCTIC ULTRAFLEX 6GA BLUE PER FOOT

ARCTIC ULTRAFLEX 6GA GREEN PER FOOT

ARCTIC ULTRAFLEX 6GA GREEN/ORANGE PER FOOT

ARCTIC ULTRAFLEX 6GA RED PER FOOT

ARCTIC ULTRAFLEX 6GA WHITE PER FOOT

ARCTIC ULTRAFLEX 4GA BLACK PER FOOT

ARCTIC ULTRAFLEX 4GA BLUE PER FOOT

ARCTIC ULTRAFLEX 4GA GREEN PER FOOT

ARCTIC ULTRAFLEX 4GA GREEN/YELLOW PER FOOT

ARCTIC ULTRAFLEX 4GA RED PER FOOT

ARCTIC ULTRAFLEX 4GA WHITE PER FOOT

ARCTIC ULTRAFLEX 2GA BLACK PER FOOT

ARCTIC ULTRAFLEX 2GA BLUE PER FOOT

ARCTIC ULTRAFLEX 2GA GREEN PER FOOT

ARCTIC ULTRAFLEX 2GA GREEN/ORANGE PER FOOT

ARCTIC ULTRAFLEX 2GA RED PER FOOT

ARCTIC ULTRAFLEX 1GA BLACK PER FOOT

ARCTIC ULTRAFLEX 1GA RED BULK WIRE PER FOOT

ARCTIC ULTRAFLEX 1/0 BLACK PER FOOT

ARCTIC ULTRAFLEX 1/0 BLUE PER FOOT

ARCTIC ULTRAFLEX 1/0 RED PER FOOT

ARCTIC ULTRAFLEX 2/0 BLACK PER FOOT

ARCTIC ULTRAFLEX 2/0 BLUE PER FOOT

ARCTIC ULTRAFLEX 2/0 RED PER FOOT

ARCTIC ULTRAFLEX 3/0 BLACK PER FOOT

ARCTIC ULTRAFLEX 3/0 RED PER FOOT

ARCTIC ULTRAFLEX 4/0 BLACK PER FOOT

ARCTIC ULTRAFLEX 4/0 BLUE PER FOOT

ARCTIC ULTRAFLEX 4/0 RED PER FOOT

ARCTIC ULTRAFLEX 250MCM PER FOOT