Weidmuller is a manufacturer of industrial connection and automation technology. The 169878 product is part of their COMBICON Connector System, a terminal block solution used for connection of cables, wires, and components in a wide range of applications. The 169878 product is a two-position single-rank terminal block with a shrinking cassette format for DIN-S cabling. It features push-in cage spring and a screw connection, and is UL rated for voltages up to 300V. The product is available in several colors, including blue, gray, and black.