Sunny Boy Storage 3.8-US / 5.0-US / 6.0-US

The Intelligent Energy Management Solution


The Sunny Boy Storage battery inverter has been precisely engineered to serve as the intelligent interface between PV, the electrical grid and industry-leading high-voltage batteries. Its AC coupled architecture enables installation at any point in time, providing greater flexibility and giving installers the opportunity to generate new business with existing customers. Along with its ability to address the large retrofit market of existing PV systems, it also delivers the most cost effective, versatile and innovative residential storage solution available. Additionally, up to 2000 W of convenience power can now be achieved in the event of a grid outage during both day and night thanks to its Secure Power Supply feature. Full back up functionality will also be available with a backup unit from 3rd party vendors


  • AC coupled for new PV systems or retrofitting existing systems

  • Compatible with many leading high-voltage batteries

Simple & Flexible

  • Quick and easy installation

  • Multiple configuration options with the ability to expand


  • High level of system integration provides unmatched monitoring and control

  • Three separate DC inputs allow for maximum power and energy capacity


  • Includes energy management functions for many different applications


Data sheet

Compatible with: