SMA Multi Cluster Box, MCB-12U

The new Multi-cluster Box for the Sunny Island 5048-US is the ideal solution for the easy installation of three-phase hybrid systems. Connect up to four parallel three-phase clusters, each consisting of three Sunny Island battery inverters, for 30kW, 45kW, or 60 kW of inverter capacity.

The Multi-Cluster Box is pre-wired with 300A main disconnect breakers for the grid or generator connections, loads, Sunny Boy inverters, plus 70A AC input breakers for up to 12 Sunny Island battery inverters. There is also a load shedding contactor. Includes required communication cables.