Featured in The turning point – 05-2011

A revolution or a niche product?

Power optimizers: Presented two years ago, the first modules with integrated power optimizers are now available, and analysts prophesy a rosy future for them. Are they really worth buying? It depends on each individual case. And statements about those individual cases in which they make a contribution are inconsistent.

By

Michael Fuhs

21 Apr 2011

If you believe manufacturers, power optimizers turn a solar array into a real gold mine. These devices promise “up to 25 percent more output,” as one maker claims in its data sheet, plus many additional functions. Meanwhile they reportedly cost almost nothing. “We sell systems with power optimizers at a competitive price,” says Lior Handelsmann …

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