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Business Divisions

Since its establishment in 1933, the Sansha Electric Group has contributed to the development of society through technological innovation.
Starting with the development of rectifiers and triacs for projectors, the company has expanded overseas since 1983 and continues to grow globally.
Currently, we are focusing on renewable energy and semiconductor technology to achieve a sustainable future.
Our power semiconductor and high-efficiency power conversion technologies contribute to reduced energy consumption through environmentally friendly products with low energy loss.
In addition to technological innovation, we are also actively involved in community outreach and environmental protection activities.
We will continue to contribute to the creation of a sustainable and prosperous future while providing highly reliable products.

Power Semiconductors Division

The semiconductors we develop and manufacture are not integrated circuit semiconductors such as memory or microcomputers, but power semiconductors used in various power supply devices for exchanging large current and voltage DC and AC, controlling current voltage, etc. These devices are essential for high efficiency power conversion and energy saving.

Power Supply Division

We develop and manufacture a wide variety of power supplies that support the environment/energy, infrastructure/equipment, and entertainment-related fields by utilizing our technology to freely manipulate the form of electricity and efficiently convert it.
Using power semiconductors, they efficiently supply stable electric power for a wide variety of applications, including everything from high to low electric power.

Sales Composition Ratio by Business Segment

Power Semiconductors Division:25.5%(7.9 billion yen)。Power Supply Division:74.5%(23.1 billion yen) Power Semiconductors Division:25.5%(7.9 billion yen)。Power Supply Division:74.5%(23.1 billion yen)

Our Strengths

  • High-efficiency power conversion technology

    Diagram of high-efficiency power conversion technology

    DC to AC and AC to DC.
    Technology that transforms the form of electricity at will.
    We apply this basic power electronics technology to develop products in a variety of fields.
    We are leading the industry with further technological innovation by pursuing higher efficiency, keeping power loss low, and incorporating power conversion technology and communication and system technology that enable miniaturization and high-speed, high-precision control.

  • Alliance of Power Semiconductors and Power Supply

    Diagram of the integration of power supply equipment and power semiconductors

    By producing power supply devices, which we have been making since our founding, and power semiconductors, which are the foundation of our products, we have accumulated in-depth knowledge and experience of our entire product line, which has enhanced our technological capabilities, accelerating the development of innovative products and maintaining our competitive advantage in the market.

  • Integrated production

    Diagram of integrated production

    In power supply equipment, we produce everything from the case to the transformer inside, and in power semiconductors, we produce everything in-house, from the front-end process of making chips to packaging.
    Integrated production provides many advantages, such as enhanced quality, improved technology, and cost reduction, enabling us to offer competitive products.

Initiatives for "Achieving a Decarbonized Society"

The Japanese government has pledged to reduce greenhouse gas emissions by 46% by FY2030 and to work toward a further 50% reduction.
The introduction of renewable energy sources is particularly important, and more energy sources such as solar, wind, and biomass are required.
The Green Growth Strategy also sets specific targets for initiatives not only in next-generation renewable energy, but also in related fields such as the storage battery industry and the semiconductor industry.
To contribute to the realization of a decarbonized society through the use of power supply technology, we are developing power supply devices such as Grid Connected solar Inverter and power conditioners for energy storage systems and fuel cells.
We also produce in-house core devices such as high-voltage, high-current power semiconductors and high-efficiency next-generation compound semiconductor modules, providing state-of-the-art technology.
Our group aims to provide new technologies and products by leveraging our technological capabilities to achieve carbon neutrality by 2050.

Energy solution provided by fully leveraging power electronics technologies

Diagram of energy solutions using power electronics technology

Sansha Electric Products That Support Society

Power Semiconductors

Power semiconductors, which control and supply electric power, support industrial power supplies.

  • Thyristors/Diodes/
    SiCs

    Manufacturing facilities

  • Thyristors/Diodes

    Welding machines

  • Diodes

    commercial air Conditioners/ Elevators

  • Diode

    Solar (PV) power generation

  • Diode

    Auxiliary power supplies for electric railway

  • Triacs

    Home appliances

Power Supply

Small to large capacity. From standard products to customization. We develop and produce a wide range of products.

  • Power conditioners for fuel cells /for water electrolysis

    New energy

  • Power supplies for testing and evaluation

    Storage battery/ Power conditioners

  • Power supplies for surface treatment

    Smartphones/ Automobiles

  • Welding machines

    Automobiles/ships

  • Uninterruptible power supplies (UPS)

    Electronic toll collection (ETC)/production facilities

  • Electric Power Regulators

    Various furnaces

  • Power sources for copper foil generation

    Lithium ion batterie

  • Power supplies for light sources

    Movie theaters/ TV studios, halls

  • Power conditioners , for fuel cells

    Fuel cells

  • Power supplies for ozone generation

    Water supply and sewage facilities

  • Plasma ash melting power supplies

    Waste disposal plants

  • Small power supplies

    ATMs/Medical equipment

In Numbers(2024年3月期)

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