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IWATEC CORPORATION

EstablishmentApril 1989
capital2000Ten thousand
addressNagasaki/Nagasaki-shi/7-5 Takaramachi, Iwatec Building No.2
phone095-843-6448
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last updated:Jul 24, 2026
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  • Products/Services(8)
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IWATEC CORPORATION Company Profile

Changing the future of energy with the power of nature

Iwatec is engaged in the development of renewable energy systems such as geothermal, biomass, and solar power, as well as working on the supply chain development of hydrogen, which plays a central role in new energy systems. We are committed to build a sustainable energy society respectful of the environment.

Business Activities

■Renewable Energy → Geothermal Power Generation → Biomass Power Generation → Solar Power Generation ■Hydrogen and Fuel Cell ■Operation & Maintenance ■Overseas Business Development

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Cut Energy Costs: Self-Consumption Solar Power & EMS Systems

Cut Energy Costs: Self-Consumption Solar Power & EMS Systems

Achieve significant reductions in electricity costs and carbon emissions, while securing robust Business Continuity Planning (BCP). Our Smart Solar & EMS Solutions support highly effective self-consumption for your business.

Are you struggling with rising electricity costs, decarbonization requirements, or emergency power readiness? Iwatec's self-consumption solar power systems allow your factory or facility to use clean power generated right on-site. By reducing grid reliance, you drastically lower both electricity bills and carbon emissions. Integrating an advanced Energy Management System (EMS) maximizes efficiency by tracking power generation, consumption, and savings in real-time to deliver seamless energy optimization. To ensure enhanced power reliability, the solar setup is combined with industrial storage batteries, thus maintaining a reliable power supply to critical equipment during unexpected grid blackouts. Additionally, the natural heat-shielding and thermal insulation effect of rooftop solar panels lowers your overall air conditioning load. [Key Benefits] ■ Reduction of electricity costs and carbon emissions ■ Visualization of energy flow via real-time EMS tracking ■ BCP Resilience with battery backup power ■ Enhanced ESG metrics and corporate value Ready to Optimize Your Energy Strategy? Download our comprehensive catalog below to check full system details, or feel free to contact us directly. ★ Exclusive Bonus: Download the catalog today, and our team will send you actual cost-reduction data from our affiliated company’s factory.

Products/Services (8)

Operation and Maintenance of Solar Power Systems product image
Operation and Maintenance of Solar Power Systems
Cut Energy Costs: Self-Consumption Solar Power & EMS Systems product image
Cut Energy Costs: Self-Consumption Solar Power & EMS Systems
Energy Management Systems product image
Energy Management Systems
Hydrogen and Fuel Cell product image
Hydrogen and Fuel Cell

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catalog(7)

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Toward Business Decarbonization: Self-Consumption Solar Power Systems

Toward Business Decarbonization: Self-Consumption Solar Power Systems

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IWATEC CORPORATION - Company Profile

IWATEC CORPORATION - Company Profile

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Energy Management System

Energy Management System

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Hydrogen and Fuel Cell

Hydrogen and Fuel Cell

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news(1)

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Press Release Announcement – Start of Supply of In-House Manufactured Green Hydrogen

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Starting from June 2025, Toyota Motor Kyushu, Inc. began supplying green hydrogen to stationary fuel cells.

Mar 17, 2026

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Detailed information

Company name IWATEC CORPORATION
Contact addresspostalcode 850-0045 Nagasaki/ Nagasaki-shi/ 7-5 Takaramachi, Iwatec Building No.2View on map TEL:095-843-6448 FAX:095-843-6447
Business LocationsClick here for the list
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