<table cellspacing="0" cellpadding="0" border="0" ><tr><td valign="top" style="font: inherit;">SMA has told me that they have or will have by June a "Smart transformer" for Sunny Island with efficiency of 98%. I do not see any info for it on the SMA site, so you may want to contact SMA/ Sunny Island tech support........<br>good luck,<br>tom<br><br>Tom DeBates<br>
Habi-Tek<br>
524 Summit St.<br>
Geneva,IL. 60134<br>
630-262-8193<br>
fax 630-262-1343</td></tr></table>