The Bud Industries SNB-3731 sheet metal NEMA box is designed to meet the requirements of a wide variety of electronics and equipment applications. Each SNB-3731 box meets NEMA 1, 2, 4, 4X, 12, 13 and IP65 ratings and is UL listed and tested to UL508-4X requirements. The SNB-3731 has external dimensions of 11.81" x 9.84" x 5.91" and is constructed of sturdy 16GA steel using continuous-seam welding. The enclosure front door closes securely with a keyed lock (unique to each box) and wall mounting holes are located inside for extra security. All SNB series boxes feature a smooth gray powder-coated finish.