What experts think you should know about UL9540 codes & standards for battery storage

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Customer Focused

Consistently excellent customer experience, driven by long-term success and loyalty


Safe systems built for long-term asset value, higher ROI, & reduced management costs


Uniquely configured solutions that meet any project need + creatively resolve challenges

Technology Driven

True interconnection of hardware and software through system design and implementation

Project Experience

IHI Terrasun Solutions has is an energy storage system solutions provider across North America and beyond. The projects range from standalone storage to DC and AC coupled solar plus storage in a variety of sizes and use cases, supported by the advanced software Terrasun has developed for the energy storage market.

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Lifecycle Services

Terrasun’s lifecycle services are based on highly integrated hardware and software for a complete power plant control system that can manage standalone, co-located or coupled energy storage installations.

Technology Approach

The benefits of the IHI Terrasun Solutions approach include


Our range of solutions provide core capabilities supported by hardware, software, and systems designed for large scale storage to create lasting utility-scale systems.

About IHI Terrasun Solutions

IHI Terrasun Solutions is a solar + storage lifecycle services provider. Originally known as IHI Energy Storage, a division of IHI Corporation, IHI Terrasun Solutions, Inc. reached several internal milestones and incorporated in March 2020 as a subsidiary of IHI Corporation, who continues to provide guidance and support. 

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