Learn how to install a distribution box safely and correctly. It takes the incoming power and safely distributes it to different circuits. For information, address: Pacific Gas and Electric Company Technical Document Management Mail Code N9H P. Covers wiring, placement, standards, and expert tips for a compliant setup. more 🔌 Complete MDB & SDB Box Electrical Work! 🔌 This video highlights. What is the standard height for a wall-mounted distribution box? What factors should you consider when choosing the installation height? What happens if the distribution box is installed too low? What tools do you need to measure the correct height? What are the risks of not following height. By: Thor, Senior Electrical Engineer at Weisho Electric Co.