4/0 AWG THHW Multi-Purpose Flexible Wire Black | Polar Wire
4/0 AWG Stranded THHN THWN-2 Green
WNI 4/0 Gauge 10 Feet Black 10 Feet Red 4/0 AWG Ultra Flexible Welding Battery Copper Cable Wire - Made In The USA - Car, Inverter, RV, Solar - - Amazon.com
4/0 AWG Red Battery Cable - Solaris
CAROL Welding Cable: 4/0 AWG Wire Size, Carolprene(R) Premium-Grade EPDM Rubber, Black, 250 ft Lg - 1UGT7|01771.35.01 - Grainger