4.5kW Sunny Island 48V Off-Grid Battery Inverter

The Sunny Island SI4548-US is a versatile inverter for off-grid management as well as grid-tie battery backup/AC Coupling. 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 multi-cluster technology, up to 12 Sunny Islands can be integrated into off-grid power systems up 110 kW in size.

Depending on its application this type of inverter sometime known as power inverter or hybrid inverter. The Sunny Island SI4548-US is design in such a way that ii integrate your existing grid-tied PV system with power back-up. It can be used with industry-leading, high-voltage batteries and on-grid systems.

The AC-coupled architecture will enable easy installation with three individual battery inputs. It is suitable for many cases including whole house backup or connected to a protected loads panel. With the most cost effective, versatile and innovative residential storage the SMA Sunny Boy Storage Automatic Backup Unit come extremely useful during grid power failure and secure power supply during both day and night. 

Some Key Features & Advantage:

• Secure Power Output 4.5kW
• Max. AC input power 6.7kW
• Rated input voltage/ DC voltage range 48V
• Maximum efficiency 96%
• Arc-fault protection, DC reverse polarity protection,
• Integrated DC Disconnect
• Easily connected to the internet via Ethernet/WLAN through Web-connect
• Can be monitored through the SMA Sunny Portal