One-Hole Lug Compression Connector, Barrel Size Long, Color Code Purple, Die Code 15, Tongue Angle Straight, Tongue Width 1 in, For Conductor Material Copper, For Stud Size 1/2 in, For Stranded Copper Wire Size - Maximum 4/0 AWG, Inspection Hole No, Hole Center to Center Not Applicable, Material Copper, Maximum Voltage 35 kV AC, Termination Style Crimp, Seam Style Seamless, Standards CSA Certified, UL Listed, Number of Holes 1, RoHS Compliant Yes, Barrel Inside Diameter 0.54 in