The micro-inverter converts DC to AC at the panel making all panels independent of each other. A power optimizer is a palliative by comparison.
For the solar energy system, one can choose from three different types of inverters: string (also known as centralized) inverters, power optimizer systems (also known as string inverters + power optimizers), and microinverters. “Module-Level Power Electronics” or MLPEs are a general term for microinverters and power optimizers.
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