Attributes . Long Barrel Lug, #4 AWG (Stranded) Conductor Size, #3 AWG (Stranded);#2 AWG (Solid) Conductor Size, Non-Insulated, Copper Conductor Material, Gray (Code) Insulation Color, +90 °C Operating Temperature, 3.09 in Overall Length, 35 kV, 1 lb/EA . Names