Diode isolating terminal with screw terminal Terminal size 4.0 mm2 Terminal width 6.2 mm Color gray Passage from right to left Terminal block connection technology for various industrial applications and modern building installation from Siemens. Regardless of whether you decide on the screw-type, spring-loaded, push-in or quick connection: All of the connection technologies can be freely combined. The labeling and test accessories are standardized and can be used interchangeably. Many applications can be implemented in industry, functional and residential buildings with the terminal blocks from SIEMENS. This gives you access to the right connection technology for every connection system. Key features of the Siemens row terminals: 1. Permanently safe contact. 2. Easy to disconnect connection of electrical connections such as cables and wires. 3. Implementation of a large number of applications. 4. User-friendly and easy installation and connection technology. 5. Comprehensive and standardized accessories. 6. Reliable safety during installation with standard touch protection. 7. Optimized technology for your safety – only from Siemens. www.siemens.com/lowvoltage. Siemens offers a comprehensive portfolio of protection, switching, measuring and monitoring devices, distribution systems as well as switches and sockets for safe and efficient electrical infrastructure in buildings and industry.