The SMA Sunny Island 4548-US and 6048-US inverters are based on proven off-grid technology and feature industry leading power output. A maximum efficiency of 96 percent ensures peak production, which results in reduced diesel usage in rural communities. More flexible sizing allows for simplified system planning. And, with multicluster technology, up to 12 Sunny Islands can be integrated into off-grid power systems up 110 kW in size.

Maximum efficiency 96%
CEC efficiency of 94%
Charge level calculation
Intelligent battery management
Easy commissioning with the "Quick Configuration Guide"
Complete off-grid management
Excellent for grid-tied battery back up
For Sunny Island systems from 2 kW to 100 kW
Single, 120/240 split-phase and three-phase operation, connectable in parallel and modularly expandable
Extreme overload capability
OptiCoolâ„¢ active temperature management system
Five-year standard warranty, extendable to 20 years