Male, Plug Insulator, Crimped, 313MCM to 777MCM Cable, 1135Amp Max., 1000Volt, 49 Series, Industrial Grade, Rhino-Hide Single Pole Connector - BLACK Designed for the most extreme, demanding conditions, the 49 Series of high amperage devices includes male and female plugs, panel mount receptacles and accessories. They are an ideal solution for installations on both new and existing silicon-controlled rectifiers (SCRs) and generator stations as well as on generator stations and new oil or gas rigs. Color-coded connector insulator for quick visual identification of circuit and phase connections UV stable, high-performance TPV insulator resists cracking for greater service life Leviton plugs mate with other manufacturers' high-amperage single pole plugs and receptacles for fast, easy change out.