Splice Connector Connection Type Crimp Insulation Material Vinyl Insulation Color Yellow Maximum Operating Temperature 167 Degrees F Maximum Voltage 600 V Minimum Wire Size 4 AWG Maximum Wire Size 4 AWG Standards UL/cUL Listed Termination Style Crimp Contact Finish Tin Contact Material Copper UL 94 Flammability Rating V-0 Overall Length 2.07 in RoHS Compliant Yes Seam Style Seamless Barrel Inside Diameter 0.307 in Barrel Outside Diameter 0.488 in Body Finish Tin Plated