we explore the SPD connection diagram for distributing DB box wiring. Surge Protection Devices are crucial components in ensuring the safety of electrical systems, especially in commercial and residential settings. The video breaks down the connection diagram in a clear and step-by-step manner, making it easy for viewers to understand how to properly wire a distribution DB box with SPDs. By following the instructions provided in the video, viewers can ensure that their electrical systems are protected from sudden power surges and other potentially damaging electrical events. #surge_protection_device #electricalhousewiring