AESC and Prevalon Energy Ink 10+ GWh Battery Supply Deal in Boost for Global Energy Storage

## AESC and Prevalon Energy Sign Major Battery Supply Agreement Global battery manufacturer AESC and Prevalon Energy, a joint venture between Mitsubishi Power Americas and EES, have announced a strategic supply agreement under which AESC will provide more than 10 gigawatt-hours (GWh) of battery cells and energy storage systems to support Prevalon's expanding project pipeline, according to a PR Newswire release dated June 13, 2026. The deal underscores accelerating demand for utility-scale and industrial energy storage solutions as energy transition targets drive investment across power generation, grid infrastructure, and increasingly, maritime and port electrification sectors. ASEC, headquartered in Shanghai and recognised as a leading supplier of high-performance lithium-ion battery technology, will leverage the agreement to extend its global commercial footprint. Prevalon Energy, backed by the resources of Mitsubishi Power Americas and EES, has positioned itself as a significant integrator of battery energy storage systems (BESS) across North American and international markets. ### Relevance to the Maritime Sector While the agreement is primarily oriented toward grid-scale and industrial energy storage, its implications extend to the maritime industry. Port authorities and terminal operators are increasingly investing in shore power infrastructure, electrified cargo handling equipment, and onshore battery buffer systems to reduce emissions and comply with tightening environmental regulations. Large-scale supply agreements of this nature help stabilise battery supply chains and reduce costs — factors critical to the viability of maritime electrification projects. The shipping industry is also watching developments in battery technology closely as vessel operators evaluate hybrid and fully electric propulsion systems for short-sea, ferry, and harbour craft applications. A more robust and competitive battery supply ecosystem supports the broader energy transition ambitions outlined under the International Maritime Organization's revised greenhouse gas strategy. ### Strategic Context The 10+ GWh supply commitment represents a substantial long-term volume, reflecting confidence from both parties in sustained market growth. Analysts have noted that strategic offtake agreements of this scale are becoming a preferred mechanism for energy storage developers to secure supply certainty amid ongoing competition for battery manufacturing capacity. Further details regarding project timelines, delivery schedules, and specific application segments were not disclosed in the initial announcement.