3M™ Scotchlok™ Copper Compression Connectors, 10000 Series are one-piece, standard-barrel, seamless copper connectors and are designed to cover a wide range of conductor sizes from 6 AWG through 1000 kcmil (MCM). The 11000 Series are onepiece, seamless, long-barrel copper connectors and are designed to cover a range of conductor sizes from 2/0 AWG through 1000 kcmil (MCM). They are designed to connect copper conductors. Each connector is electro-tin plated to resist electrolytic corrosion. They are installed using standard industry tooling. Chamfered ends and an integral center cable stop ensure simplicity and ease of conductor insertion.