Ferrule Contact Finish Tin Contact Material Copper Ferrule Diameter 0.3 in Ferrule Material Copper Insertion Length 21/32 in Insulation Color Bare Maximum Operating Temperature 302 Degrees F Maximum Voltage Not Applicable Minimum Wire Size 4 AWG Maximum Wire Size 4 AWG Termination Style Crimp RoHS Compliant Yes Standards cULus Listed Barrel Diameter 0.3 in Barrel Finish Tin Plated Barrel Length Not Applicable Barrel Material Copper Insulation Type Non-Insulated