Fluence to supply Gridstack Pro energy storage for Arizona's Pioneer project.

Fluence will supply its Gridstack Pro energy storage system for the Pioneer Clean Energy Center in Yuma County, Arizona, which pairs a 300 MW AC solar facility with a 300 MW / 1,200 MWh battery and is expected to begin commercial operation by April 2027.

Fluence will supply its Gridstack Pro energy storage solution for the Pioneer Clean Energy Center in Yuma County, Arizona. The project is being developed by BrightNight and its joint venture partner Cordelio Power. Pioneer pairs a 300 MW AC solar facility with a 300 MW / 1,200 MWh battery energy storage system. Full on-site construction is underway and commercial operation is expected by April 2027. Key details: - Fluence will provide the Gridstack Pro energy storage solution for the Pioneer Clean Energy Center. - The facility pairs 300 MW AC of solar with 300 MW / 1,200 MWh of battery energy storage. - The project is developed by BrightNight with joint venture partner Cordelio Power. - The facility is expected to operate under a long-term tolling agreement to provide dispatchable capacity. - Fluence said Gridstack Pro will incorporate U.S.-manufactured cells, modules, enclosures, and thermal management systems. - On-site construction is underway and commercial operation is expected by April 2027. Summary: The companies report the project is intended to provide firm, on-demand capacity to support Arizona's growing electricity needs and to bolster local grid reliability. Project partners describe the combination of large-scale solar and advanced storage as a means to address peak demand in the regional load pocket. Commercial operation is expected by April 2027.