Mersen designs and manufactures electrical power products and advanced materials for demanding industrial uses. Its portfolio spans graphite and carbon components, busbars, fuses, cooling systems, and other solutions for electrification, semiconductors, renewables, rail, and electric vehicles. The group is known for combining materials science with electrical engineering to protect and improve high-current and high-temperature processes. Customers are mainly industrial OEMs and operators that need reliability under extreme thermal or electrical stress.
| Year | Revenue | YoY % | Earnings | YoY % |
|---|---|---|---|---|
| 2022 | 1,114.8 | — | 67.7 | — |
| 2023 | 1,210.9 | 8.6% | 81.6 | 20.5% |
| 2024 | 1,243.6 | 2.7% | 59 | -27.7% |
| 2025 | 1,186.4 | -4.6% | 14.1 | -76.1% |
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