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Battery-Based Inverter/Chargers
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SUNNY ISLAND
True Sinewave Inverter/Charger


The Sunny Island has maximum flexibility, from  operation in remote off-grid areas to commercial or home energy  management. It gives planners total freedom in the size and type of  system, the battery and the type of energy generation. Works with  self-consumption systems, battery backup systems and off-grid systems.


  • Ideal for retrofits or modular expansions of single- and three-phase systems in the 1 to 30 kW range
  • All lead-acid batteries and over 20 different lithium-ion batteries can be used
  • Can be expanded with SMA Multicluster-Technology for systems in the 20 to 300 kW range


SMASI44H-12
3300 watt 48Vdc 75A Charger

SMASI60H-12
4600 watt 48Vdc 110A Charger

SMASI80H-12
6000 watt 48Vdc 140A Charger

Proven technology - now even more affordable

The Sunny Island has been installed more than 70,000 times worldwide. With the new generation, installers and PV system operators benefit from an even more user-friendly battery inverter.

  • Lower system costs thanks to fewer components
  • Faster installation and commissioning with a simple user interface
  • Warranty period extended to 10 years

Communicative in all areas

Thanks to its integrated user interface and standard WLAN and Ethernet interfaces, the Sunny Island can be immediately and easily configured and monitored via smartphones or tablets.

  • Uses standard Ethernet and WLAN interfaces
  • Webconnect for faster and easier PV system monitoring with Sunny Portal / Sunny Places
  • Local monitoring via web interface
  • Optimized data logging for maximum transparency, even without continuous online access

Fast commissioning in eight steps

Can be used flexibly in private homes and commercial enterprises
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