Midnite is now offering a line of Pre wired ready to go AC coupled kits. These consist of the inverter and parts necessary to add the battery component to a pure grid tied system. The product can be found here: http://www.midnitesolar.com/products.php?menuItem=products&productCat_ID=31&productCatName=Pre-Wired%20Systems%20-%20AC%20Coupled
The start of the manual can be found here: https://dl.dropbox.com/u/31975941/d3raccplme-10-220-1rev-.pdf
Look forward to every ones thoughts or questions.
Ryan
We are planning additional versions for the near future too. We may have a brochure on the web of the upcoming SMA AC coupled system?