
SMA Backup Select Automatic Backup Switch

SMA Backup Select Automatic.
The SMA Backup Select is an automatic backup switch with an integrated breaker panel, designed to provide backup power to essential household circuits during a grid outage. When paired with a compatible SMA Sunny Boy Smart Energy inverter, it can automatically supply selected loads using available solar power, with or without a battery.
Key Features:
- Automatically provides backup power to selected household circuits during grid outages.
- Supports up to 7 circuits: five 15A/120V circuits and two 20A/120V circuits.
- Delivers up to 3,840W or 5,760W backup power, depending on the compatible inverter.
- Integrated breaker panel simplifies system wiring.
- NEMA 3R enclosure suitable for indoor or outdoor installation.
Specifications
| Mechanical | Specification |
|---|---|
| Manufacturer Part Number | BU-SLCT-US-50 |
| Manufacturer Warranty | 5 Years |
| Shipping Weight (lb) | 15.5 |
| Shipping Dimensions (in) | 14 x 23 x 9 |
View the official product data sheet for detailed specifications and technical information. You can download it from the PDF viewer if needed.
View Data SheetView the manufacturer installation document in a new window. You can download it from the PDF viewer if needed.
View Installation GuideView the product warranty document in a new window. You can download it from the PDF viewer if needed.
View Warranty DocumentRecommended Products
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