Top 10 Supercapacitor Companies | Specialized Energy Storage Device

Supercapacitor Market Overview

A supercapacitor is a specialized energy storage device, that bridges the gap between standard capacitors and batteries. Unlike regular capacitors, it can store a significantly larger electric charge, offering enhanced energy density while retaining the swift discharge capabilities commonly associated with capacitors. This distinctive attribute enables it to swiftly charge and discharge, setting it apart from conventional battery technology.

A typical supercapacitor comprises two electrodes, an electrolyte, and a separator. One of its primary advantages lies in its ability to deliver rapid bursts of energy, rendering it well-suited for applications that demand sudden surges of power, such as enhancing the acceleration of electric vehicles or stabilizing energy loads in renewable energy systems.

Market Drivers

The global supercapacitor market is growing due to key factors. Increased use of renewable energy sources like solar and wind power, along with power grid development, drives demand for energy storage solutions, making supercapacitors crucial. Advances in automotive tech, particularly hybrid vehicles, are also expanding the market.

Supercapacitors are vital across industries for peak and backup power, extending battery life, reducing costs and size, enhancing reliability, and having an unlimited lifespan. Automotive, electronics, renewable energy, defense, railroad, and power sectors are seeing rising supercapacitor demand, with notable growth expected in model supercapacitor batteries. Telecommunications and space communication sectors have also increased their supercapacitor usage.

Market Size

In 2022, the worldwide supercapacitor market was valued at USD 4.7 billion, and it is projected to achieve a substantial growth trajectory, reaching USD 29.2 billion by 2032. This growth is anticipated at a notable CAGR of 20.6% throughout the forecast period from 2023 to 2032.

List of Major Companies

• AVX
• Panasonic
• Cap-XX
• Nippon-Chemi-Con
• Spel
• Skeleton
• Ioxus
• LS-Mtron
• Eaton
• Maxwell

AVX

Company Overview

About AVX Corporation

AVX Corporation, a prominent and renowned American company, specializes in manufacturing and distributing advanced electronic components and interconnect solutions. Established in 1972 and headquartered in Fountain Inn, Greenville, South Carolina, USA, AVX operates as a subsidiary of Kyocera Electronics Corporation and has become a key player in the electronics industry.

Its origins can be traced back to its inception in 1972 when it began producing ceramic capacitors as a division of Aerovox Corporation, a company that originated in Radiola Wireless Corporation founded in 1922, distinguished and known for its radio production.

AVX’s core focus lies in producing capacitors and a wide range of electronic components, catering to various sectors and contributing to technological advancement worldwide. AVX has established a strong presence in the electronics industry, specializing in the development, manufacturing, and supply of a diverse range of passive electronic components and associated products. With a commitment to innovation and quality, AVX has built a reputation for delivering reliable and high-performance components that enable the seamless operation of electronic devices and systems.

Geographical Presence

AVX’s extensive global reach and commitment to meeting customer needs make a significant impact on the progress of technology on a worldwide scale. AVX stands as the largest industrial employer in Horry County, South Carolina, having a workforce of around 1,000 individuals spread across Myrtle Beach and Conway.

Beyond its South Carolina operations, the company employs over 9,900 dedicated professional employees in the United States, Europe, and Asia, further solidifying its influential presence in the global electronics landscape.

Recent Developments

• November 2022: KYOCERA AVX launched a fresh new global part numbering system for MLCC (Multilayer Ceramic Capacitors), aiming to optimize production efficiencies across KYOCERA AVX and the KYOCERA Electronics Components Group. This initiative is set to streamline the growth of the MLCC business unit and it will also simplify the process for customers searching for products across the full KYOCERA AVX brand range.
• April 2021: Kyocera Corporation and AVX Corporation jointly introduced the unified brand “KYOCERA AVX” for the electronic components of Kyocera Group’s division, commencing from October 2021, in alignment with the incorporation of “AVX” and “Corporate Electronic Components Group” of Kyocera into a new and advanced segment known as the “Electronic Components Business,” which took effect on 1st of April 2021. This branding approach will enhance and expedite the global expansion of Kyocera’s electronic components business.

Panasonic

Company Overview

About Panasonic Holdings Corporation

Panasonic Holdings Corporation is a well-established Japanese multinational electronics company, known for its wide-ranging portfolio of industrial solutions, consumer electronics, and B2B offerings. It was founded in 1918 when it was established by Kōnosuke Matsushita, as Matsushita Electric Housewares Manufacturing Works in Fukushima, Osaka, and today it is headquartered in Kadoma, Osaka.

Throughout its history, Panasonic has consistently led the way in innovation, introducing cutting-edge technologies like televisions, audio equipment, home appliances, and automotive systems. In 1935, the company was formally incorporated and rebranded as Matsushita Electric Industrial Co., Ltd., before adopting Panasonic Corporation in 2008.

Panasonic continues to shape the future of technology with products that enhance daily life and contribute to societal progress. It provides an extensive range of products and services encompassing automotive and avionic systems, rechargeable batteries, industrial solutions, and offerings related to home renovation and construction.

Geographical Presence

Panasonic Corporation maintains a substantial global presence, with a widespread presence in numerous regions and countries and operations extending across multiple continents and countries worldwide. Its widespread operations span Asia, the Americas, Europe, and other key markets, serving a diverse customer base and contributing to various industries.

The company’s extensive network of offices, manufacturing facilities, and research centers strategically positions it to deliver innovative solutions and cater to the needs of consumers, businesses, and industries globally.

Recent Developments

• October 2023: Panasonic Connect Co., Ltd. introduced the latest addition to its KAIROS IT/IP platform for professional live-video production and distribution, the Kairos Core 2000 (Main Frame) new series, AT-KC2000S1. This innovative offering is designed to accommodate a customizable range of inputs and outputs, aligning with the flexibility inherent in the KAIROS platform, while also prioritizing ST 2022-7 redundancy, a critical factor in broadcasting and event distribution via network infrastructure.

• October 2023: Panasonic Connect Co., Ltd. unveiled the AK-UCU700 series, a cutting-edge camera control unit (CCU) designed to facilitate versatile IP migration options for their current 4K studio camera systems. The AK-UCU700 not only delivers 4K and HDR capabilities but also ensures seamless IP migration for existing operational systems. Additionally, it features a user-friendly 3.5″ LCD touch panel interface, enhancing ease of operation for users.

Cap-XX

Company Overview

About Cap-XX

Cap-XX Limited is a well-known company recognized for its expertise in advanced supercapacitor technology. Established in 1997, the company has become a leading global provider of high-performance supercapacitors renowned for their excellence in energy storage and delivery across various applications. These applications span consumer electronics, automotive systems, and industrial solutions. Cap-XX has built a solid reputation for its commitment to innovation and its ability to deliver dependable and efficient energy storage solutions that enhance the performance of a wide variety of electronic devices and equipment.

CAP-XX specializes in designing and manufacturing slim, flat supercapacitor and energy management systems tailored to the needs of portable and compact electronic devices. Their product lineup includes cylindrical cells, high-power-density supercapacitor, electric double-layer capacitors, field-effect transistors, digital storage oscilloscopes, lithium iron sulfate batteries, and more. These diverse offerings find utility in various sectors such as asset tracking, smart wearables, wireless sensors, and power backup solutions, demonstrating CAP-XX’s versatility in meeting the demands of various industries.

Geographical Presence

CAP-XX Limited maintains a significant global presence, with operations and business activities extending across regions and markets worldwide. Headquartered in Australia, the company’s reach extends to key international locations, including the United States, Europe, and Asia. This extensive geographical presence strategically positions CAP-XX to serve a broad customer base and engage in business collaborations across diverse industries and regions.

Recent Developments

• April 2023: CAP-XX Limited, a leading manufacturer of ultra-thin prismatic, cylindrical, and Lithium-Ion supercapacitors, expanded its market reach by offering its complete line of high-performance supercapacitors through the globally authorized distributor Digi-Key. Digi-Key, renowned for its role in pioneering the mail-order catalog business, serves as an invaluable resource for design engineers, providing access to the world’s most comprehensive inventory of electronic components, all ready for prompt shipment. This partnership enhances accessibility to CAP-XX’s advanced supercapacitor products, catering to the needs of engineers and innovators in the field.
• November 2022: Energous Corporation, a prominent player in RF-based charging for wireless power networks, and CAP-XX Limited, joined forces in a collaborative partnership to develop innovative solutions that seamlessly integrate Energous’ WattUp technology with CAP-XX’s high-performance supercapacitor. This strategic alliance is focused on forging a path toward realizing battery-free IoT (Internet of Things) devices, harnessing the power of Energous’ wireless technology in tandem with CAP-XX’s robust and long-lasting supercapacitor.

Nippon-Chemi-Con

Company Overview

About Nippon Chemi-Con Corporation

Nippon Chemi-Con Corporation, a renowned Japanese company, is widely known for its extensive involvement in manufacturing capacitors and various electrical components and materials. The company was established in 1931 by Toshio Satoh in Japan and operates with two subsidiaries, United Chemi-Con in the United States and Europe Chemi-Con in Germany.

Nippon Chemi-Con specializes in producing capacitors, including aluminum electrolytic capacitors and film capacitors. These components are crucial elements in various electronic devices and systems. Through a commitment to quality and innovation, Nippon Chemi-Con has firmly established itself as a trusted supplier to industries such as automotive, telecommunications, consumer electronics, and more. This contribution has played a significant role in advancing technology globally.

Geographical Presence

Nippon Chemi-Con has a strong global presence and it operates globally, serving customers across several sectors, which encompasses a diverse range of markets, enabling the company to effectively serve a global clientele and participate actively in various industries.

Recent Developments

• October 2023: Nippon Chemi-Con Corporation announced that the company is set to participate in CEATEC 2023, an event to achieve “Society 5.0.” This vision seeks to harmonize economic progress with solutions for societal challenges, uniting technology, information, and professionals from diverse industries to envision the future through collaborative efforts and innovation.

Spel

Company Overview

About Spel Technologies

Spel Technologies Private Limited is an innovative company known for its diverse technological solutions. Established and incorporated in 2012 with a focus on excellence and customer-centric services. Spel Technologies, established on February 6, 2012, operates as a private unlisted company and falls under the category of ‘company limited by shares.’ Over the past 11 years, it has been primarily engaged in the Manufacturing (Machinery and equipment) sector.

Spel Technologies has garnered a reputation for delivering advanced IT and software solutions. Based on its founding principles of quality and innovation, the company offers various services, including software development, IT consulting, and digital solutions. Spel Technologies strives to cater to the unique needs of businesses and organizations across various industries, positioning itself as a trusted partner in the world of technology.

Geographical Presence

Spel Technologies Private Limited does not have any global presence. The company operates only in India itself.

Recent Developments

• January 2023: Neutrino Energy Germany, in collaboration with SPEL, embarked on a groundbreaking venture to create a self-charging electric vehicle known as the Pi Car. This project is part of Neutrino Energy Group’s focus on advancing clean and sustainable energy solutions worldwide. The initiative involves a significant investment of 2.5 billion euros in India, signifying a substantial commitment to developing this revolutionary automotive innovation.
• 16^th March 2021: Spel Technologies Private Ltd has acquired all tangible and intangible assets of General Capacitor LLC by completing an assets purchase agreement. This acquisition was officially acknowledged and consummated by the Trustee and received approval from the United States Bankruptcy Court, Northern District of Florida, Tallahassee Division.

Skeleton

Company Overview

About Skeleton Technologies

Skeleton Technologies is a developer and manufacturer of energy storage catering to various applications, including automotive, grid systems, transportation, and industrial sectors. Their expertise lies in harnessing a patented raw material called curved graphene to craft innovative solutions for the energy storage market.

These offerings encompass high-energy solid-state batteries and high-power supercapacitor. The company was established in 2009 when founders  Taavi Madiberk, Oliver Ahlberg, Dr. Anti Perkson, and Dr. Jaan Leis began developing graphene-based supercapacitor.

Geographical Presence

Skeleton Technologies operates in Germany and Estonia, with headquarters, IT, and module development in Tallinn. It also maintains a global presence with a reach that spans multiple regions worldwide. The company has strategically positioned itself to serve various customer bases in various industries, including automotive, grid systems, transportation, and industrial sectors. Through its network of offices, manufacturing facilities, and business partnerships, Skeleton Technologies is well-equipped to provide energy storage solutions to clients across the globe.

Recent Developments

• October 2023: Skeleton Technologies closed a significant funding round, securing €108 million in investment from prominent investors, including Siemens Financial Services (SFS) and Marubeni Corporation. This substantial funding infusion is set to accelerate the development of next-gen products and facilitate the expansion of manufacturing capabilities for supercapacitors and Skeleton’s groundbreaking high-power battery technology, the SuperBattery.
• September 2023: Skeleton Technologies and the Estonian autonomous vehicle firm Auve Tech partnered to create a high-speed charging system for urban public transport vehicles that rely on supercapacitor as their energy reservoir.
• July 2022: Skeleton Technologies and Siemens joined forces in a comprehensive technology collaboration to create an advanced, fully automated manufacturing facility for supercapacitor in Germany. This state-of-the-art production line will be situated within a new Skeleton factory located in Markranstädt, Leipzig, marking the company’s second manufacturing site in the Saxony region.

Ioxus

Company Overview

About IOXUS Inc

IOXUS Inc. is a well-established technology company known for its expertise in ultracapacitor technology. Ioxus specializes in high-performance energy storage solutions, offering products like iMOD modules, iCAP supercapacitors, and THiNCAP devices. These offerings are meticulously engineered to provide higher power and energy density, coupled with elevated voltage levels, ensuring straightforward integration for customers.

Through extensive design endeavors and advanced research and development efforts, IOXUS has achieved remarkable product enhancements, including innovative cell balancing techniques. These advancements address challenges across various industries, including hybrid automotive, hybrid bus, wind turbine pitch control, UPS, and industrial sectors.

Ioxus has emerged as a leading global manufacturer and supplier of high-performance supercapacitors, crucial components in various energy storage and power management applications. Founded in 2006 and Headquartered in Oneonta, New York, the company has built a strong reputation for delivering reliable and innovative energy storage solutions that enhance the performance and efficiency of diverse systems, including transportation, renewable energy, and industrial applications.

Geographical Presence

Ioxus Inc. boasts a substantial worldwide presence with well-planned operations in multiple regions. While exact locations may differ, the company’s main headquarters are in Oneonta, New York, USA. Through its network of offices, manufacturing facilities, and distribution centers, Ioxus Inc. extends its reach and serves a diverse clientele across the globe.

This broad geographical coverage enables the company to efficiently meet customers’ needs in different industries and regions, solidifying its prominent role in the energy storage and power solutions sector.

Recent Developments

• March 2022: IOXUS, a prominent manufacturer of premium specialty power storage solutions, announced the expansion phase. As part of its growth strategy, IOXUS is revamping a popular product while also diversifying its product range to cater to a diverse of customer needs.

LS-Mtron

Company Overview

About LS Mtron

LS Mtron Co., Ltd., headquartered in Anyang, Gyeonggi, South Korea, is a prominent South Korean company specializing in electronic components and heavy machinery manufacturing. Their diverse product portfolio encompasses injection molding machines, tractors, and various electronic components. Notably, LS Mtron is a member of the LS Group, a conglomerate that separated from the LG Group in 2003.

The company started as (Korea Heavy Industries & Construction Co.) KHIC commenced tractor production in collaboration with Fiat at the Gunpo plant in 1977. Subsequently, Goldstar Heavy Industries (later known as LS Mtron) attained KHIC’s agricultural machinery division in 1983. Presently, LS Mtron operates four manufacturing facilities strategically located in Brazil, South Korea, China, and the United States.

Geographical Presence

LS Mtron Ltd. maintains a global presence with a widespread network of operations. While its locations may vary, the company’s main headquarters is in Anyang, South Korea. In addition to its South Korean base, LS Mtron has established manufacturing plants and facilities in various strategic locations worldwide, including Brazil, China, and the United States.

This extensive geographical presence enables the company to effectively serve its diverse customer base across different regions and industries, contributing to its global reach and influence in heavy machinery and electronic components manufacturing.

Recent Developments

• July 2023: LS Mtron introduced a range of new advanced designs to its existing lineup of LSG-V Vertical Injection Molding Machines. These additions offer increased versatility for advanced injection molding processes. With sizes now spanning from about 35 to 660 US tons, the LSG-V stands as a fully equipped, intelligent, and hybrid machine. It caters to companies seeking to enhance their production capabilities while upholding environmentally responsible practices in plastics processing.
• June 2022: LS Mtron Injection Molding Machines broadened its presence in the United States by inaugurating a substantial mold testing and technology center in Brownsville, Texas, alongside a parts and service facility in San Diego. Furthermore, the company has relocated its headquarters to Duluth, Georgia. Complementing these new additions in North America, LS Mtron maintains an established Midwest Tech Center in Wood Dale, Illinois, and a sales and service center in Querétaro, Mexico.

Eaton

Company Overview

About Eaton Corporation PLC

Eaton Corporation PLC specializes in power management, with its origins spanning both the United States and Ireland. Their journey began in 1911 in Bloomfield, New Jersey.  In 1914, recognizing the automotive industry as its primary market, the company relocated its operations to Cleveland, Ohio. Presently, Eaton’s global headquarters can be found in Dublin, Ireland. The company possesses a secondary administrative center in Beachwood, Ohio.

Geographical Presence

Eaton Corporation PLC maintains a widespread global presence, with operations and customers spanning numerous countries worldwide. Eaton has established itself as a prominent international player in the power management industry. Today, Eaton serves a vast international clientele, with its extensive reach and a workforce of around 92,000 employees, delivering provision of its power management solutions and products to customers in over 175 countries around the world.

Recent Developments

• October 2023: Eaton partnered with Bloom Energy to create a microgrid for a significant medical facility in California. This initiative aims to achieve substantial benefits, including a projected 20% reduction in energy expenses and a 25% decrease in greenhouse gas emissions. Moreover, the microgrid will ensure uninterrupted power supply to critical systems in case of grid outages.

• September 2023: Eaton unveiled a new lineup of digital solutions tailored to assist operators in expediting their digital transformation endeavors. These solutions, integrated into Eaton’s Brightlayer Data Centers suite, are engineered to elevate uptime, streamline performance, and bolster sustainability efforts.

Maxwell

Company Overview

About Maxwell Technologies

Maxwell Technologies Inc., based in San Diego, California, is an American company originally established as Maxwell Laboratories Inc. in 1965 in the same city. It was founded by Alan Kolb, Raymond C. O’Rourke, Terrence C. Gooding, and Bruce Hayworth.

The company specializes in the development and production of power delivery and energy storage solutions for a diverse range of applications, including heavy transportation, automotive, renewable energy, wireless communications, backup power, and industrial and consumer electronics.

Maxwell Laboratories initially operated as a government contractor, offering specialized services such as advanced physics, pulsed power, and space effects analysis to the U.S. military and various government agencies.

However, the company initiated a strategic shift towards commercial applications for its technology and product offerings during the early 1990s. This transformation culminated in 1996 when Maxwell Laboratories, Inc. officially rebranded itself as Maxwell Technologies, Inc. By 2014, the company had successfully transitioned, deriving all its revenue from commercial sources.

Geographical Presence

Maxwell Technologies, Inc. has a significant geographic presence, with its main office in San Diego, California, USA. Established initially in San Diego in 1965, the company has transitioned from government contracts to a focus on commercial uses.

Although the details of its global reach may differ, Maxwell Technologies serves a broad spectrum of industries and customers worldwide through its system of offices, manufacturing sites, and distribution centers. This extensive presence enables the company to meet the needs of various sectors and clients, including automotive, transportation, renewable energy, communications, and electronics.

Recent Developments

• April 2019: Maxwell Technologies, Inc., a prominent worldwide provider of energy storage and power delivery solutions, announced that the company is set to engage in the Energy Storage Association Annual Conference and Expo, which centers around the theme “A Focus on Microgrids.”
• February 2019: Maxwell Technologies introduced a new range of 3.0V supercapacitor, maintaining the same form factor as their existing 2.7-volt product line, facilitating a seamless drop-in upgrade for users. These supercapacitors are meticulously designed to cater to single-cell applications and multi-cell module systems, effectively addressing the energy storage needs within renewable energy and industrial electrification.

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