A faster alternative to the butt splice.The SpliceLine In-Line Wire Connector is a revolutionary in-line wire connector that utilizes patented push-in technology in a unique design to provide a crimp-free, solderless butt splice faster and easier. The 2-port model supports a wide range of either stranded or solid wires, allowing one connector to cover the same range as three traditional butt splices and installs two times faster than a traditional butt splice.The end-to-end connection of SpliceLine is a great solution for todays pre-fab operations and also makes it perfect for lengthening short wires in tight spaces. It easily passes through inch knockouts and the transparent polycarbonate housing allows for visual inspection, assuring a secure connection every time.