Energy. Endurance. Power.
We make energy available at any time and anywhere – safely, reliably and economically.
![](https://www.datocms-assets.com/64711/1650125835-bgr-solder-optimized.jpeg)
TC Series
Our most advanced lithium-ion solution.
![](https://www.datocms-assets.com/64711/1709729523-glauchau_03.jpg)
TRIATHLON Group
At the forefront of international expertise.
![](https://www.datocms-assets.com/64711/1710330415-sunlight_squared.jpeg)
A Sunlight Group Company
A Brighter Future for Industrial Energy
2500
Traction Batteries
per week
115+
Countries
served worldwide
75
Years of Experience
in Battery Technology
Leading expertise in battery technology
TRIATHLON Group boasts over 75 years of experience and five international production facilities, making them a global leader in battery technology. With a massive annual production volume exceeding 2.4 GWh, they are a major player in the industry.
Complete battery solutions for every need
Whether you need individual cells, components, or entire battery systems, TRIATHLON offers comprehensive solutions. Their expertise spans both lead-acid and lithium-ion technologies, allowing them to tailor their offerings to your specific needs and applications.
Your trusted partner with global reach
TRIATHLON is your reliable partner, with dedicated sales & service teams operating in key markets worldwide. Their extensive network of partners guarantees comprehensive support. Their commitment to quality, safety, and reliability is reflected in certifications like ISO 9001 and 14001.
Our products
TRIATHLON powers your world by leading the way in batteries. We design and manufacture innovative battery solutions for industrial and leisure mobility, as well as energy storage systems for renewable energy sources.
Browse all productsLithium-ion
We accelerate energy transition to a carbon-free, all-electric future aiming to serve our customers and communities.
Lead-acid
Years of industry-leading experience enable us to produce efficient and reliable lead-acid batteries with excellent performance, and long service life.
Energy Management
Unique & innovative cloud-based Battery Monitoring and Management Systems for our battery ranges.
Chargers
We offer a wide range of chargers suitable for our lead-acid and lithium-ion products.
Our industries
Working at Triathlon
TRIATHLON is searching for passionate individuals who share our vision. If you're excited to innovate and transform energy solutions, this could be your chance to make a real difference. Join our amazing journey and set the course for a fulfilling career. Ready to meet the team? Let's connect!
Become a member of our Team!![](https://www.datocms-assets.com/64711/1709802610-triathlon-us-worker.jpg)
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Top stories from our Newsroom
Newsroom![](https://www.datocms-assets.com/64711/1737362476-newsletter.png)
Sunlight Group Acquires 51% Stake in Lehmann Marine
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Sunlight Group Drives Digital Transformation
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Sunlight Group Announces Leadership Transition
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Sunlight Group Earns Prestigious Gold EcoVadis for its Sustainable Business Practices
Read article![](https://www.datocms-assets.com/64711/1721293441-sabine-bendiek.png)
Sunlight appoints new Board Member Sabine Bendiek as an Independent Non-Executive Director
Read article![](https://www.datocms-assets.com/64711/1714463842-64711_1713352914-dji_0288.jpg)
Sunlight Group: Remarkable Trajectory Enters Its Third Consecutive Year
Read article![](https://www.datocms-assets.com/64711/1707828152-logimat_carousel_iknowledge_21x9.jpg)
Sunlight Group & Triathlon Group: Joint Participation at LogiMAT 2024 with Εnhanced Product Portfolio
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Sunlight Group keeps investing in a Sustainable Future with the full Acquisition of Ubatt GmbH
Read article![](https://www.datocms-assets.com/64711/1699455975-h1_financial_2023_new_v1_eng_final.jpg)
Sunlight Successfully Continues Dynamic Development on Planned Growth Path
Read article![](https://www.datocms-assets.com/64711/1697018162-triathlon_batteries_5358_hr.jpg)
Sunlight Group strengthens presence in Asia-Pacific
Read article![](https://www.datocms-assets.com/64711/1657527494-sunlight-mueller-agreement.jpg)
Sunlight Group acquires 100% of A. Müller GmbH
Read article![](https://www.datocms-assets.com/64711/1675773287-martin-hartmann-and-lampros-bisalas.jpeg)
Sunlight Group acquires 100% of Triathlon Holding
Read article![](https://www.datocms-assets.com/64711/1675773287-martin-hartmann-and-lampros-bisalas.jpeg)
Closing of Sunlight Group-Triathlon Holding acquisition agreement
Read article![Από αριστερά ο κ. Martin Hartmann, Διευθύνων Σύμβουλος της Triathlon Holding GmbH, δεξιά ο κ. Λάμπρος Μπίσαλας, Διευθύνων Σύμβουλος της Sunlight Group Συστήματα Αποθήκευσης Ενέργειας.](https://www.datocms-assets.com/64711/1670412377-sunlight-triathlon-agreement-signing-3.jpg)
Sunlight Group-Triathlon Holding GmbH mega deal transforms industrial batteries landscape
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Sunlight Group continues global expansion with new lithium battery facility in North Carolina
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Sunlight Group completes acquisition of Sunlight European Battery Assembly (SEBA) and Sunlight Italy
Read article![](https://www.datocms-assets.com/64711/1657527494-sunlight-mueller-agreement.jpg)
Sunlight Group further expands with the acquisition of 51% of A. Müller GmbH
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Olympia Group consistently supporting Sunlight | €70m share capital increase
Read article![](https://www.datocms-assets.com/64711/1653916480-3-5-22-pbm-acquisition.jpg)
Sunlight Group continues expansion with acquisition of PBM
Read article![](https://www.datocms-assets.com/64711/1653918156-17-12-21-launches-knowi.jpg)
Sunlight Group launches KnoWi, the market’s most advanced, cloud-based Battery Monitoring System
Read article![](https://www.datocms-assets.com/64711/1653918098-4-1-22-technoform-acquisition.jpg)
Acquisition of 70% of Technoform by the Sunlight Group
Read article![](https://www.datocms-assets.com/64711/1653920023-2-9-21-sunlight-expand.jpg)
Sunlight Group expands world’s largest manufacturing unit for motive power batteries
Read article![](https://www.datocms-assets.com/64711/1653921407-17-12-20-join-venture.png)
Sunlight Group creates joint venture in Italy
Read article![](https://www.datocms-assets.com/64711/1709735737-csm_2023_04_12_logimat_84d52e49a3.png)