MP Meter Pak meter centers offer a wide range of multimetering applications. MP meter centers have UL Listed indoor rainproof NEMA Type 3R construction which meets EUSERC standards. The 9 inch meter center spacing allows for more sockets per device. This creates lighter and more compact branch enclosures. Four meter socket configurations are available with options such as ring or ringless, 4 and 5 jaw, horn or lever, and jaw release. This MP meter center has three ringed meter sockets with no bypass and a 4 jaw socket. This main lugs unit can be feed from an overhead or underground service. The aluminum main bus ampacity is 400 A. The maximum tenant main lugs amperage is 200 A with a 240 VAC 3 wire single phase maximum. This unit has a NEMA 3R surface mounting enclosure that is 43.41 inches tall, 29.44 inches wide and 8.28 inches deep. This MPH meter center with accept one 1/0 AWG to 600 kcmil or two 1/0 AWG to 250 kcmil copper or aluminum wire. This MP meter center unit is UL Listed.