SMA Sunny Boy 4.0

• 4000W AC nominal power  
• 2 MPP trackers  
• 1-phase  
• 10 Year Warranty  

To commission an SMA inverter, you need an installer account.

With its integrated Webuser Interface for easy commissioning via smartphone or tablet and the SMA Smart Connected service, this inverter offers maximum comfort for owners and installers.  

With its reduced weight, the Sunny Boy can be installed easily and space-savingly. The Sunny Boy can be quickly put into operation via smartphone or tablet thanks to the integrated Webuser Interface.  

• One-person installation thanks to low weight of 17.5 kg  
• Minimal space usage thanks to compact design  
• Quick installation thanks to external connections  
• Intuitive commissioning and monitoring via smartphone or tablet  

 Established product features such as SMA ShadeFix and SMA Smart Connected have been supplemented with integrated TS4-R communication for module optimization. This means that shading on a solar module is no longer a problem. In the case of light shading, the integrated SMA ShadeFix shade management ensures maximum yields. In the case of larger shading or complex roof structures, easy and selectively installable TS4-R optmizers enable high yields. 

• Integrated TS4-R communication for panel monitoring  
• Integrated shade management SMA ShadeFix  
• Automatic monitoring by SMA thanks to SMA Smart Connected  
• Free online follow-up via Sunny Portal and Sunny Places  
• Dynamic power control means direct use of excess energy, less power from the grid  

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