[CATL: 587Ah Large ESS Battery Cell Has Been Delivered at Scale]

Published: Jul 27, 2026 09:45

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CATL released an investor relations activity record announcement, stating that combined sales of power and ESS batteries grew about 60% YoY in H1, with ESS battery sales making up roughly one-quarter. The energy storage market will sustain rapid growth this year and next. The capacity utilization rate was basically saturated in H1. The company has been stockpiling to meet client demand and advancing capacity construction. Domestic ESS sales accounted for a slightly higher proportion than overseas. ESS systems made up close to 70%, and the 587Ah large-format ESS cell has achieved mass delivery. The company is optimistic about the prospects of the AIDC business and can provide complete innovative energy solutions.

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