Splice Connector Connection Type Crimp Insulation Material Nylon Insulation Color Red Maximum Operating Temperature 221 Degrees F Maximum Voltage 600 V Minimum Wire Size 22 AWG Maximum Wire Size 18 AWG Standards MIL-T-7928 UL E9809 Termination Style Crimp Contact Material Copper Overall Length 1.19 in Seam Style Overlapped Barrel Inside Diameter 0.115 in Body Finish Tin Plated Body Material Copper Compatible Installation Tool Model Number ERG4001 WT112M WT145C