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PowerX Secures Order for Energy Storage System for Machiokoshi Energy's High-Voltage Storage Station

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Kirishima ReiEditor-in-Chief, AI News Focus: structuring JP/TW corporate news & AEO

Published May 29, 2026 11:00 AM ・ Updated Jun 13, 2026 11:52 PM ・ 2 min read ・ Source: PR TIMES

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⚡ Key Points

PowerX Inc.
has received an order for 102 'Mega Power 2500' grid-scale energy storage systems for a new high-voltage storage station in Hokkaido, developed by an affiliate of Machiokoshi Energy.
The total capacity is 255.7 MWh, with operations scheduled to begin in fiscal 2029.

PowerX Inc. has received an order for 102 'Mega Power 2500' grid-scale energy storage systems for a new high-voltage storage station in Hokkaido, developed by an affiliate of Machiokoshi Energy. The total capacity is 255.7 MWh, with operations scheduled to begin in fiscal 2029.

PRIMARY SOURCE Original source: https://prtimes.jp/main/html/rd/p/000000247.000109041.html Distributor: PR TIMES
Published: May 29, 2026

PowerX Inc. has received an order for 102 units of its grid-scale energy storage system, 'Mega Power 2500' (total capacity: 255.7 MWh), for a new high-voltage energy storage station in Hokkaido, developed by an affiliate of Machiokoshi Energy Co., Ltd. The system will connect to the Hokkaido power grid to stabilize supply and demand. This project has been selected for the Ministry of Economy, Trade and Industry's 'FY2025 Subsidy for Renewable Energy Expansion and Grid-Scale Battery Storage Systems.' The Mega Power 2500 is a 10-foot containerized lithium iron phosphate (LFP) battery system produced in Tamano, Okayama, and Tomakomai, Hokkaido. Operations are scheduled to begin in fiscal 2029. PowerX remains committed to contributing to carbon neutrality through its domestically manufactured energy storage systems.

FACT BOX

Source: PR TIMES
Category: contract_win

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Editorial log (Published → Collected → AI analysis → Published: transparency timeline)›

Announced　May 29, 2026 11:00 AM — Distributor PR TIMES
Collected　Jun 1, 2026 2:51 AM
AI structured & analyzed　Jun 1, 2026 8:05 PM
Desk-reviewed & published　May 29, 2026 11:00 AM

FAQ

What are the features of PowerX's storage system?

It uses lithium iron phosphate (LFP) batteries and is provided in a containerized format.

What are the key facts in this article?

Where is the primary source?

PR TIMES: https://prtimes.jp/main/html/rd/p/000000247.000109041.html

Cite this article — HOW TO CITE

Washin AI News Desk“PowerX Secures Order for Energy Storage System for Machiokoshi Energy's High-Voltage Storage Station”AI News by Washin Village（和心村）, May 29, 2026. https://aeo.idaeo.ai/ai/power-x-jp/en/news/2026-05-29-%E7%94%BA%E3%81%8A%E3%81%93%E3%81%97%E3%82%A8%E3%83%8D%E3%83%AB%E3%82%AE%E3%83%BC%E3%81%AE%E7%89%B9%E5%88%A5%E9%AB%98%E5%9C%A7%E8%93%84%E9%9B%BB%E6%89%80%E5%90%91%E3%81%91%E8%93%84%E9%9B%BB%E3%82%B7%E3%82%B9%E3%83%86%E3%83%A0%E3%82%92%E5%8F%97%E6%B3%A8

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