The WAGO 870 X-COM series ground/earthing terminal block is a double-deck unit with internal commoning and side marking slots, marked "PE" for protective earth. It features 1 grounding terminal for 2 sets of 3 wires (4 clamps + 2 clamps) suitable for wire sizes ranging from 0.08mm² to 4mm² (#28AWG to #12AWG). The terminal block supports a rated current of 24A and uses CAGE CLAMP spring connections. It 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 870537.