Ilsco IPC-350-4/0 - The KUP-L-Tap Insulation Piercing Copper Connector is a dual-rated connector suitable for main conductor ranges of 350-4/0 and tap ranges of 4/0-10. It is tin plated, UL and CSA listed, and has a temperature rating of 90°C. This black connector is made of copper with nylon insulation and is suitable for Cu stranded and solid conductors. It features a mechanical connection, 1 wire binding screw per port, and a drive size of 5/8. The amperage rating for CU is 260A and for AL is 205A. It is parallel wire orientation, with M10 x 1.5-6g clamping bolt size and steel clamping hardware with a tin finish.