Siemens Meter Main and Meter Load Center Combinations provide a full range of Metering Products that are built for safety ease of installation and long term quality. A Meter Main is a device that provides a meter socket and a main breaker, a meter combination load center provides a socket, main breaker and load center interior. Siemens has also introduced a line of Solar Ready Meter Combination Load Centers. These combos feature a cost effective construction that is preferable in non-EUSERC areas.