PowerX Expands Production
2026-03-23 07:19:45

PowerX Expands Production Line for Large Energy Storage Systems in Japan

Expansion of PowerX's Manufacturing Line



PowerX, a prominent name in the energy storage industry, has announced its plans to expand its manufacturing line at its headquarters located in Tamano City, Okayama Prefecture. The company is preparing to begin production of their new large energy storage system, the Mega Power 2500, starting January 2027. This expansion represents a significant investment of 2 billion yen, reflecting PowerX's commitment to meeting the growing demand for energy storage solutions across Japan.

Overview of the New Manufacturing Line



The new production line at PowerX's main facility, known as Power Base, will primarily focus on the production of large-scale energy storage systems, particularly the Mega Power 2500, which is designed in a 10 ft container format. With a projected annual production capacity of 800 units, this facility aims to produce around 2 GWh of energy storage systems each year.

In addition to this expansion, PowerX is also establishing a new factory in Tomakomai City, Hokkaido, which will further bolster their manufacturing capabilities. This new location is strategically aligned with the company's goal of strengthening Japan's energy self-sufficiency through extensive domestic production.

Strategic Goals for 2030



By 2030, PowerX aims to significantly scale its production system to achieve an annual capability of 7.5 GWh. This ambitious goal will be executed through a tri-site model that comprises the existing headquarters, the new Hokkaido factory, and an allied factory in Tamano City. These diversified production sites will enhance the company’s resilience while allowing PowerX to effectively respond to the increasing demand for energy storage systems in the region.

Role of the Main Factory



The main factory in Tamano City will serve as the mother factory, responsible for core manufacturing technologies and quality control. This central role will ensure that all facilities meet stringent quality standards while improving overall efficiency across the board.

Commitment to Energy Independence



Through these enhancements, PowerX is poised to play a pivotal role in expanding the domestic manufacturing of energy storage systems, which is crucial for boosting Japan's energy independence. The initiative not only focuses on injecting new life into the local manufacturing sector but also aims at fortifying the future of sustainable energy in Japan.

Additionally, the new production line is expected to utilize existing equipment, thereby maximizing efficiency during the expansion process. While a second manufacturing building is in the pipeline, its activation is projected for post-2030, depending on the progression of design and planning stages.

In conclusion, PowerX's expansion embodies a robust move towards supporting Japan's energy infrastructure, fostering local manufacturing, and furthering the advancement of energy storage technologies. As the nation steers towards a more energy-resilient future, PowerX stands ready to lead the charge.

Facility Details


  • - Location: Tamano City, Okayama Prefecture, Japan
  • - Product: Large energy storage system Mega Power 2500
  • - Production Capacity: Annual capacity of 800 units (~2 GWh)
  • - Commencement: Expected to begin in January 2027
  • - Total Investment: 2 billion yen

Note: The new manufacturing line will be established using existing facilities, with changes possible as designs and planning evolve.


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Topics Energy)

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