Add some batteries and have an uninterruptible power supply. Power supply whenever the grid is down for whatever. The item “SMA Sunny Island 5048 Grid Tie or Off Grid Inverter Brand New Never Used $2750.0″ is in sale since Monday, September 18, 2017. This item is in the category “Home & Garden\Home Improvement\Electrical & Solar\Alternative & Solar Energy\Chargers & Inverters”. The seller is “malbyhollow” and is located in West Shokan, New York. This item can be shipped to United States.

• Brand: SMA