4 Way Waterproof Electrical Junction Box, with wago terminal inside to quick connect with wire and cable. There are several parts to ensure its waterproof level, including o-ring, square rubber ring, waterproof sealant, and flexible end seals designed to tighten and seal the cable after soldering with the contacts with the cable. The following is an introduction to 4 Way Waterproof Electrical Junction Box, I hope to help you better understand 4 Way Waterproof Electrical Junction Box. Welcome new and old customers to continue to cooperate with us to create a better future together!