It is our belief that we have the best 4, 2, 1/0 and 4/0 AWG battery cables that are on the market today. range: -55°C to +135°C Dielectric strength: 500 V/mil (197 kV/cm) Volume resistivity: 1014 ohm-cm Tensile strength: 1500 psi (141 kg/cm2) Specifications: AMS-DTL-23053/5, CL 1 and CL 3; UL 224, VW-1; CSA 198, OFT Try a set and see the difference today!. Our battery cables come with either 5/16″ or 3/8″ ring terminals depending on the battery cable size. All Spartan Power battery cables come with a Lifetime Crimp Warranty.