We all know that in all the classifications of distribution boxes there is a kind of distribution boxes called waterproof distribution boxes, and some customers also call them rainproof distribution boxes. In fact, this kind of distribution boxes are mainly used outdoors to prevent some bad weather. First of all, it goes without saying that waterproof distribution boxes certainly have the function of dust and water proof, and also need the function of acid and alkali resistance, and the requirements of protection level are particularly high. IP66 is required.