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. Increased efficiency means better performance and shorter payback periods. All three models are field-configurable for positive ground systems making them more versatile than ever. With over 500,000 fielded units, Sunny Boy has become the benchmark for PV inverter performance and reliability throughout the world. Features: Certified to the new UL 1741/IEEE 1547 Highest CEC efficiency in its class Integrated load-break rated AC and 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 commercial applications Sunny Tower compatible