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Here, we have compiled a list of common questions and answers to provide you with helpful information about our products and services. Whether you are curious about our battery technology, you'll find the answers you need right here. 


  1. What makes MPGA batteries suitable for safety-critical applications?

    MPGA batteries have a 0% explosion hazard rate, reducing the risk of injury or property damage. This makes them a reliable and safe choice for applications in aerospace, automotive, and energy storage industries.

  2. How well do MPGA batteries tolerate extreme temperatures?

    The main material of the MPGA battery fundamentally possesses exceptional low and high-temperature durability ranging from -55º Celsius to 220º Celsius. In thermal tests up to 120º Celsius, the MPGA Battery has demonstrated stable results with no significant performance decline. The battery sets a stable operational temperature range of -20º to 80º Celsius, showing little variation in battery performance. This temperature range is sufficient for use in extreme environments such as the Arctic or desert.

  3. What is the energy density advantage of MPGA batteries over lithium-ion batteries?

    The MPGA battery has a higher energy density than lithium-ion batteries, with a Weight Energy Density of 428Wh per 1 Kg and a Power Density of 625 WH/L. This means it can store more energy per unit weight or volume. Consequently, it implies longer operational times and higher output for the same size or weight.

  4. How long is the life cycle of MPGA batteries?

    MPGA batteries have a long life cycle of more than 40,000 charge/discharge cycles, depending on the application. Also, MPGA batteries have a long lifespan of more than 20 years with high energy density maintenance. This is longer than most other battery types, reducing the need for frequent battery replacements and offering a more cost-effective and environmentally friendly option.

  5. What is the charge/discharge efficiency of MPGA batteries compared to lithium-ion batteries?

    The MPGA battery has high charging/discharging efficiency, losing almost no energy during use. With a charging/discharging efficiency of 99%, it surpasses the efficiency of lithium-ion batteries. In a discharge test conducted at a room temperature of 25 degrees Celsius over a month, the MPGA Battery maintained 99.7% of its battery energy capacity. This result significantly outperforms the storage capacity of lithium-ion batteries, which can drop below 90%.

  6. How fast can MPGA batteries be charged?

    MPGA batteries can be charged much faster than lithium-ion batteries as fast as 8 min per charge due to their higher charging current and the ability to accept a larger amount of energy during charging. This fast charging speed reduces downtime and increases productivity and efficiency.

  7. Do MPGA batteries require special maintenance procedures?

    No, MPGA batteries do not require any special equipment or procedures for maintenance. They are easy to manage, eliminating the need for specific storage conditions or periodic conditioning. This reduces maintenance costs and extends the battery's life.

  8. In which industries can MPGA batteries be used?

    MPGA batteries are suitable for a wide range of industries, including aerospace, automotive, energy storage, consumer electronics, and more. Their outstanding performance and safety features make them a preferred choice for various applications requiring high-performance and reliable energy storage solutions.

  9. How eco-friendly are MPGA batteries compared to lithium-ion batteries?

    MPGA batteries are 100% eco-friendly as they are biodegradable and harmless to humans and animals. Unlike lithium-ion batteries, they do not contain toxic chemicals or heavy metals that can harm the environment or human health.

  10. What is the production cost advantage of MPGA batteries?

    The production cost of MPGA batteries is up to 50% lower than that of lithium-ion batteries. This cost advantage is due to the simpler manufacturing process and the lower cost of raw materials, making MPGA batteries a more cost-effective option, especially for large-scale applications.

  11. Can MPGA batteries be molded into different shapes and sizes?

    Yes, MPGA batteries can be molded into various shapes and sizes, including thin films, flexible sheets, and even 3D structures. This flexibility in form factor makes them suitable for devices with unconventional shapes or form factors, such as wearables, smart textiles, and biomedical implants.

  12. How well do MPGA batteries withstand deformation?

    MPGA batteries have high mechanical strength and toughness, allowing them to withstand significant deformation without experiencing a significant decrease in performance. This feature is particularly advantageous for flexible or stretchable devices, as MPGA batteries can conform to the shape of the device without cracking or breaking.

  13. Are there any size limitations in the production of MPGA batteries?

    No, there are no size limitations in the production of MPGA batteries. They can be manufactured in large sizes, even up to 1X10m in a single shape. This capability allows for the production of large-scale energy storage systems for grid applications, such as renewable energy integration.

  14. How does the production procedure of MPGA batteries compare to lithium-ion batteries?

    The production process of the MPGA battery is much simpler compared to the complex chemical reactions of lithium-ion batteries. Unlike lithium-ion batteries that require cathodes and electrolytes, the simplicity of the MPGA battery, composed only of aluminum, MPGA raw materials, copper, and a cellulose separator, allows for up to a 50% cost reduction. The production process of the MPGA battery is not only more affordable but also more straightforward. Additionally, the uncomplicated production process enables fast and efficient manufacturing, making the MPGA battery a technologically accessible solution for a variety of applications.

  15. Can MPGA batteries be recycled?

    Yes, MPGA batteries can be recycled. Their biodegradable nature allows for environmentally friendly disposal or recycling processes,  reducing waste and promoting sustainability.

  16. How do MPGA batteries contribute to a greener future?

    MPGA batteries contribute to a greener future by being an eco-friendly alternative to traditional battery technologies. Their biodegradability, lack of toxic chemicals, and lower production cost make them a more sustainable choice, minimizing environmental impact and promoting a cleaner energy ecosystem.

  17. Is the MPGA battery compatible with existing lithium-ion manufacturing systems?

    Yes, the MPGA battery is designed and adaptable to be compatible with existing manufacturing systems. Due to a significant reduction in the process complexity, only certain components of the existing manufacturing systems are needed for the production of the MPGA battery. Furthermore, the diversity in the form and shape of the battery allows seamless integration into various devices without significant modifications.

  18. Can MPGA batteries be used in renewable energy storage?

    Yes, MPGA batteries are suitable for renewable energy storage applications. Their high energy density, long lifespan, and fast charging speed make them ideal for storing energy generated from renewable sources like solar or wind power.

  19. How do MPGA batteries impact energy costs?

    MPGA batteries' high charge/discharge efficiency and longer operating times translate into lower energy costs. Their ability to store more energy per unit of weight or volume results in improved energy utilization and reduced expenses.

  20. Can MPGA batteries be used in remote or off-grid applications?

    Yes, MPGA batteries can be used in remote or off-grid applications. Their exceptional low and high-temperature tolerance, high energy density, and long lifespan make them suitable for powering devices and systems in remote areas where reliable energy storage is crucial.

  21. Are MPGA batteries compatible with existing battery management systems?

    MPGA batteries can be designed to be compatible with existing battery management systems. Their easy battery management and lack of special maintenance requirements make them a convenient choice for integration into various systems.

  22. Why is the MPGA battery only emerging in the market now, not earlier?

    The exploration of the MPGA battery began more than a decade ago. Over the past three years, it has undergone extensive testing and long-term applications in various practical fields to validate its safety and product effectiveness. The entire process, including patent registration, has been successfully concluded. Unlike many new technologies or batteries that make announcements 5 to 10 years before release, we have intentionally chosen a different approach. This decision is rooted in the diverse background of our developers, who, as scientists involved in developing various batteries like lithium-ion, Vanadium Redox, PLA, etc., have witnessed the gradual acceptance of existing batteries in the market. Considering the progressive development in related application areas, we have strategically planned for the gradual activation of the MPGA Battery. The development of battery materials was completed several years ago, and now, with commercial preparations finished, the official release of materials is set to commence in 2024.

  23. What is the business direction of MHI regarding the MPGA battery?

    MHI is not a direct battery manufacturer but a supplier of MPGA raw materials. The goal is to provide fundamental technological support and supply materials, enabling existing battery manufacturers or new companies to produce and utilize MPGA Batteries. The aim is to ensure that anyone can benefit from this excellent technology.

  24. Where is MHI's headquarters located?

    Currently, we are establishing a technical HQ in Japan. The manufacturing and distribution of materials are set up in Thailand and Indonesia. Marketing for various global regions is conducted by setting up material supply and technical cooperation partners in each region or country.

  • Do you have more questions about the MPGA Battery?
    We're here to help and will do our best to provide you with the answers you need.   - ASK US HERE

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