The WAGO 870 X-COM series feed-through terminal block is a double-deck terminal block with side marking slots, suitable for Ex e II applications. It features "L/L" marking and comes in light gray. The terminal block has two feed-through poles, accommodating four wires with two clamps each, and supports wire sizes from 0.08mm² to 4mm² or #28AWG to #12AWG. It is rated for a current of 18A and utilizes CAGE CLAMP spring connections. The terminal block is designed for mounting on a DIN-35 rail (35 x 15 / 35 x 7.5) and has a width of 5mm, equivalent to model 870961.