The MARATHON/KULKA part 1606STD is a Conn Heavy Duty Terminal Block designed for industrial applications. With 12 positions and a 16.7mm screw cable mount, this terminal block provides a reliable and secure connection for heavy-duty electrical cables. It has a high current rating of 30A, making it suitable for demanding power distribution needs. This terminal block is perfect for use in control panels, wiring harnesses, and other industrial equipment.