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Battery Energy Storage Systems Boost Solar ROI by Up to 50% at Global High-Insolation Sites

ENERGY STORAGE

A recent analysis of 10 MWp solar facilities in high-insolation regions reveals that integrating Battery Energy Storage Systems (BESS) can boost ROI by 40-50% and shorten payback periods from 7.7 to 5.0 years. The study highlights significant revenue increases, particularly in areas like Chile's Atacama Desert, where strategic energy storage allows for higher evening prices. With decreasing battery costs and increasing value in both high and moderate insolation regions, the future of solar+BESS hybrid projects looks promising.

Battery Energy Storage Systems Boost Solar ROI by Up to 50% at Global High-Insolation Sites
Dec 29, 2025, 9:33 AM

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