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Directory/Mersen
Mersen

Mersen

Courbevoie, France
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About

Mersen offers DC protection for EVs and batteries, including customized solutions and key products.

It markets Infini-Cell Battery Assembly Solutions and Infini∞cell Battery Assembly Solutions in collaboration with F&K DELVOTEC for 21700-series battery assemblies. Mersen also provides Battery Module Fuses (M-fuse) for DC over-current protection in battery energy storage systems and a complete Battery Thermal Management Cooling range.

From the Battery Report

Battery Report 2025 coverBattery Report 2025 · chapterSoftware / AIVolta Foundation's annual report on this part of the battery industry.

Supply Chain Segments

Battery Management SystemsModule & Pack ManufacturingTesting & Certification

Location Info

HQ
Courbevoie, France

North America (16)

Manufacturing
Mississauga, Ontario, Canada
Manufacturing
Toronto, Ontario, Canada
Manufacturing
Bay City, Michigan, United States
Manufacturing
Boonton, New Jersey, United States
Manufacturing
Columbia, Tennessee, United States
Manufacturing
Fairfield, New Jersey, United States
Manufacturing
Greenville, Michigan, United States
Manufacturing
Louisville, Kentucky, United States
Manufacturing
Macedon, New York, United States
Manufacturing
Metamora, Michigan, United States
Manufacturing
Punxsutawney, Pennsylvania, United States
Manufacturing
Robesonia, Pennsylvania, United States
Manufacturing
Rochester, New York, United States
Manufacturing
Salem, Virginia, United States
Manufacturing
St Marys, Pennsylvania, United States
Manufacturing
Topton, Pennsylvania, United States

Latin America (3)

Manufacturing
Cabreúva, Brazil
Office
São Paulo, Brazil
Manufacturing
Recoleta, Chile

Europe (5)

Manufacturing
Hittisau, Austria
Manufacturing
Sant Feliu de Llobregat, Spain
Manufacturing
Terrassa, Spain
Manufacturing
Gebze, Türkiye
Manufacturing
Holytown, United Kingdom

Middle East & Africa (2)

Manufacturing
Johannesburg, South Africa
Manufacturing
Fouchana, Ben Arous, Tunisia

Asia-Pacific (6)

Manufacturing
Chongqing, China
Manufacturing
Huzhou, Zhejiang, China
Manufacturing
Kunshan, Jiangsu, China
Manufacturing
Shanghai, China
Office
Shanghai, China
Manufacturing
Cheonan-si, South Korea

Quick Facts

Team Size
2000+
Funding
Private
Last Updated
Oct 14, 2026

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