The Sunny Boy 8000-US inverter is UL certified and features excellent efficiency. Graduated power classes provide flexibility in system design. Automatic grid voltage detection and an integrated DC disconnect switch simplify installation, ensuring safety as well as saving time. These models feature galvanic isolation and can be used with all types of modules-crystalline as well as thin-film. All of our Solar equipment is rigorously tested to meet and exceed solar energy industry standards. For countries that require UL certification (UL 1741/IEEE 1547) Optional integrated AFCI functionality meets the requirements of NEC 2011 690.11. 97% peak efficiency OptiCool active temperature management system. Patented automatic grid voltage detection Integrated DC disconnect switch. PLEASE CHECK OUR OTHER LISTINGS, & DON’T MISS THIS SALE!! The item “SMA Sunny Boy SB8000US Grid-Tie Solar Inverter” is in sale since Thursday, August 25, 2016. This item is in the category “Home & Garden\Home Improvement\Electrical & Solar\Alternative & Solar Energy\Chargers & Inverters”. The seller is “ultanium” and is located in Bellville, Texas. This item can be shipped to United States.