The 012838 SAK4 is a 6.5mm 2-position 1-level DIN rail feed-through Terminal Block with blue polyamide 6.6, yellow chromate over zinc-plated clamps and tin-plated steel current links. This terminal is designed so that all kinds of conductor, single, solid or fine stranded can be connected without special preparation. Screw wire connection method, 4mm2 cross-section and 22 to 10AWG wire size.