The European Solar Test Installation (ESTI) has confirmed Longi's achievement of a world record-breaking efficiency rating of 34.6% for a perovskite-silicon tandem solar cell.
My panels are 12 years old and approx. 12% efficient, treble the power from the same roof space would be a very tempting upgrade, as long as the price does not go up too much.
My panels are 12 years old and approx. 12% efficient, treble the power from the same roof space would be a very tempting upgrade, as long as the price does not go up too much.
I have never felt so personally attacked by a SpongeBob meme.