The ABB EH04-20N auxiliary contact block is a high-quality electronic accessory specifically designed for use with installation protection devices of the ESB and EN series. With a compact width of 9 mm, this 2-pole auxiliary switch allows for tool-free mounting on the left side of the installation protectors. The auxiliary contact block provides a reliable solution for expanding the functionality of switching devices and is available in various contact configurations to meet different requirements. The use of robust materials such as metal and plastic ensures a long service life and high reliability in operation. The EH04-20N is not only easy to install but also versatile, making it an ideal choice for professionals in the field of electrical engineering.

• Tool-free mounting on installation protectors of the ESB/EN series
• 2-pole design with different contact configurations
• Compact design with only 9 mm width
• Made from durable materials for high reliability.