EZ Meter Pak devices are the industry choice for providing a better solution for multi unit construction needs. EZM main devices are available as main circuit breakers, as main fusible switches or as main lug terminal boxes. The various EZ Meter Pak devices can have main ratings from 225 to 2000 A maximum depending on the version. This is an EZML meter repair kit This EZML meter repair kit is rated at 225 A three phase. This unit has a NEMA 3R surface mounting enclosure that is 67.06 inches tall, 19.44 inches wide and 9.44 inches deep.