BU-SLCT-US-50 SMA Smart Energy Backup Select Module

SMA Backup Select

SMA Backup Select, when paired with the Sunny Boy Smart Energy helps ensure reliable power supply during grid outages. Thanks to the automatic and seamless transition between on- and off-grid mode, homeowners can have peace of mind knowing critical appliances are reliably powered while the sun is shining.

SMA Backup Select is available as an external box for single-phase systems (120 V) supporting household appliances when it matters, without the need for a battery. The perfect combination of efficiency and security, SMA Backup Select effortlessly bridges unexpected power outages with the help of the sun.

SMA Backup Select provides partial reliable backup for critical appliances delivering up to 5,760 W* of power, with or without a battery automatically to select loads in the home. This system protects the most vital circuits, automatically managing five 15 A / 120 V outlets and two 20 A / 120 V circuits, delivering security when power matters most.

*3,840 W for SBSE 3.8-7.7 and 5,760 W for SBSE 9.6,11.5