The BOP 900 PH-9016 is a plastic housing from Rose Bopla, which is a robust, die-cast aluminum housing with a powder-coat finish and gland covers. It is designed for extra-high protection and is waterproof up to 12 bar, as well as being resistant to chemicals, oils, and acids. It also features a VDE, UL, and CSA terminal block that is located on the inside of the housing, and a color-coded seal that easily verifies that the unit has not been opened after installation.