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........
good luck,
tom
Tom DeBates
Habi-Tek
524 Summit St.
Geneva,IL. 60134
630-262-8193
fax 630-262-1343
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