NSI easy-splice in-line gel splice kit provides a sealed splice for underground, buried and overhead applications. This in-line closure offers a fast and simple method for splicing, insulating and environmentally sealing low voltage cable splices. Simply install the connector on a copper or aluminum cable, place it in the closure, and snap closed. The splice kit is watertight for use in all locations. Qualified to ANSI C119.1 -1986 for underground splicing. Sealing and corrosion protection provided by sealant gel. Rated -40 to 90 degrees C, 1,000 volts. NSI easy-splice in-line gel splice kit is UV resistant and includes one dual-rated connector for use with copper or aluminum conductors.