Canadian Solar has announced that CSI Energy Storage, which is part of its majority-owned subsidiary CSI Solar Co, has been selected to provide 487 MWh of SolBank energy storage products to Aypa Power, a Blackstone portfolio company that develops, owns and operates utility-scale energy storage and hybrid renewable energy projects across North America.

The storage products provided by CSI Energy Storage will be used to support Aypa Power's 487 MWh standalone energy storage project in Los Angeles, in southern California, expected to be operational by the first half of 2024. CSI Energy Storage's SolBank is a proprietary battery energy storage solution designed and manufactured for utility-scale applications. It is a lithium iron phosphate (LiFePO4) chemistry-based battery enclosure with up to 2800 kWh of usable energy capacity per enclosure, specifically engineered for ‘safety and reliability for utility-scale applications’. It is designed with liquid cooling and humidity control, active balancing battery management system (BMS) technologies, and complies with the latest international safety and compliance standards. CSI currently produces them at its workshops in Jiangsu Province in China.

Aypa Power currently has more than 15 GW in development across North America, and has deployed around 2.3 GWh of battery energy storage solutions to date across the United States, Canada, the United Kingdom and China.