Why Micro Inverters Are Used in Residential Solar

There's a constant debate in the solar industry over whether residential solar systems should use power optimizers on each panel and a central string inverter or a micro inverter on each panel. New regulations mandate that module-level power electronics are necessary, so one of the two systems will be used in most installations in the U.S. today. But which one is better?

Micro Inverters aren't the most common choice but Enphase Energy (NASDAQ: ENPH) and SunPower Corporation (NASDAQ: SPWR) are betting on the technology in their solar businesses. Here's where they see the advantage of micro inverters right now.

Image source: SunPower.

Source: Fool.com