20817812 is part of the nVent range of electrical enclosures, and is a shallow depth, Hoffman steel sheet wall mount enclosure, designed for use in a variety of indoor and outdoor applications. It is designed to protect controls, instruments and components from dirt, dust, oil and water, and is constructed from heavy gauge steel, with an electro-statically applied white polyester powder finish, and a stainless steel hasp latch. It also features a clear, lift-off cover with exclusive, recessed quarter turn latch, providing added security and tamper resistance. The cover includes external cap screws and neoprene gaskets. This product is UL listed and CSA Certified.