The DC combiner box is made of polyester and comes pre-wired. It has 2 rows with a total of 18P. The box features a hinged door and universal mounting, along with 3 locks at the center DIN. It has a high degree of protection with an IP66 rating, making it weatherproof. The enclosure size measures 415 mm in width, 515 mm in height, and 230 mm in depth.