Fluence and Northvolt Collaborate to Co-Develop Smart, Sustainable Battery Technology for Grid-Scale Energy Storage Fluence and Northvolt are working to develop sustainable, next-generation battery systems which are intended to lower total cost of ownership and improve functionality of technology that is key to reliable, resilient decarbonized electric grids Fluence, a leading global energy storage technology, software and services provider, and Northvolt, the leading European battery developer and manufacturer, today announced an agreement to co-develop next-generation battery technology for grid-scale storage applications. As part of the agreement, Fluence also plans to purchase battery systems from Northvolt. The companies will draw on Fluence's systems-level knowledge, including 13 years of energy storage system operating data, and Northvolt's battery manufacturing expertise and digital competences to develop stationary energy storage products with industry-leading embedded intelligence and total system optimization.