The DIN-rail can be adjustable, and the two terminals (ground connection and zero connection) in the box are easy for the user wiring and routing. The wide range of distribution boards enables each customer to select an individual and economical. The Distribution Box is used for Terminal power distributing systemThe Distribution Box are completed with Din-rail 35mm and Neutral Terminal (Selectable) Professional EKDB7 distribution box with IP65 protection and integrated 35mm DIN rail. Ideal for indoor/outdoor power distribution systems. EASY INSTALLATION Unique U-shaped opening design allows mechanical components to snap into place quickly, eliminating the need for individual screws. SMART DISTRIBUTION BOXES FOR FLEXIBLE BUILDINGS. They have ample space for wiring and modular capacity from 4 to 54 Modules.