SMA is proud to introduce our new line of inverters updated with our latest technology and designed specifically to meet the new IEEE 1547 requirements. Compact design makes them ideal for residential use and the integrated DC disconnect makes installation more cost effective. They are field-configurable for positive ground systems making them more versatile than ever. Increased efficiency means better performance and shorter payback periods. With over 500,000 fielded units, Sunny Boy has become the benchmark for PV inverter performance and reliability throughout the world.
* Certified to the new UL1741/IEEE 1547. * Improved CEC efficiency. * Integrated load-break rated DC disconnect switch. * Integrated fused series string combiner. * Sealed electronics enclosure & Opticool. * Comprehensive SMA communications and data collection options. * 5 year standard warranty with optional 10 year plan. * Ideal for residential or light commercial applications. * Ruggest cast aluminum outdoor rated enclosure. * Warranty 5 year/10 year
SB 3000US: 3600W Recommended Array Input Power 500V Max DC Voltage DC Max. Input Current: 17A DC Voltage Ripple <5% Number of Fused String Inputs: 4 PV Start Voltage : 228V
SB 4000US: 4800W Recommended Array Input Power 600V Max DC Voltage DC Max. Input Current: 18A DC Voltage Ripple <5% Number of Fused String Inputs: 4 PV Start Voltage : 285V
Manufacturer's specifications available upon request.
SMA Amercian Inverters - Sunny Boy 
SMA is proud to introduce our new line of inverters updated with our latest technology and designed specifically to meet the new IEEE 1547 requirements. Compact design makes them ideal for residential use and the integrated DC disconnect makes installation more cost effective. They are field-configurable for positive ground systems making them more versatile than ever. Increased efficiency means better performance and shorter payback periods. With over 500,000 fielded units, Sunny Boy has become the benchmark for PV inverter performance and reliability throughout the world.