The 1591XXGFLBK is a plastic box made by Hammond Manufacturing, a leading global manufacturer of electrical enclosures and related products. The 1591XXGFLBK is black, has a textured finish, and is made of thermoset plastic. It is UL Listed for the USA and Canada and has molded mounting bosses for internal mounting. The outside dimensions are 7.25 inch x 4.68 inch x 4.06 inch, and inside dimensions are 5.75 inch x 3.56 inch x 2.50 inch. The box has seven internal configuration slots for mounting a range of components, including DIN rail, terminal blocks, and relays. It also has an external gasket for weatherproof seal protection. The 1591XXGFLBK is used in low voltage applications, such as industrial machinery, machinery control systems, and pumps.