Be certain to review application limitations described in the links below before installing this product.
SMA Technical Statement
Sunny Boy Storage - Approved Batteries List

200A SMA SBS Automatic Backup Unit. Includes Wattnode Energy Meter and (2) CTs.

SMA's robust and versatile automatic backup unit. Enclosure includes an automatic transfer switch designed specifically for use with the SMA Sunny Boy Storage inverter family. In the event of a grid failure, the automatic transfer switch disconnects the PV system, loads and the Sunny Boy Storage from the utility grid and creates a battery-backup grid. The included Backup Unit Controller coordinates grid disconn(more...)