Black Insulated In-Line Splice 2/0 -14 - Marked Insulated Splice for easy identification.Features :Insulated splice with rugged high-dielectric rubber/vinyl coating.Pre-filled with oxide inhibitor.Insulated splice provides easy re-entry for changes, inspection or troubleshooting.Plugs marked with connector max wire size for easy identification.6061 aluminum dual rated for use with copper and/or aluminum wires.UL/CSA certified through 600MCM sizeRated 90degreesC 600 Volt.One wire per terminal.SpecificationWire Range: 2/0 - 14Allen Hex: 7/32 in.Length: 3.25 in.Width: 0.87 in.Height: 1.52 in.Item weight - 0.2 lbs.