(1) Waterproof distribution box engineered for harsh outdoor and industrial environments, providing IP65–IP68 sealing against dust, rain, and UV. Available in 4-39 ways, single/double/triple layers, ideal for industrial, commercial, and photovoltaic applications. Meet IEC standards for reliable electrical protection. (3). Distribution Box Manufacturer Superfine International adhere stringent quality control procedures as per total quality management system. Our quality control process is judiciously carried out at every level of production. SELHOT's plastic power distribution boxes (plastic distribution boards) are impact and oxidation resistant, making them ideal for use in waterproof and dustproof environments. They have ample wiring space, IP65 protection level, and are available in 7 different specifications.