SIBA GmbH, headquartered in Lünen, has been a manufacturer of fuses for heavy industry and electrical engineering since 1946 and produces and sells fusible elements worldwide. The product range includes high-voltage fuses, low-voltage fuses, device-protection fuses, ultra-rapid fuses and custom-made fuses. Product development, manufacturing technology, production and distribution are centralized at the main site in Lünen, where the company recently leased additional office and production space. Key customer sectors include rail technology, power plants, substations, household appliances, MRI devices as well as battery storage systems, photovoltaics and wind power; 41.3% of sales were in Germany, 26.6% in EU countries and 32.1% in third countries.
die Herstellung und der Vertrieb von elektrotechnischen lnstallationsmaterialien aller Art, insbesondere von elektrischen Sicherungen
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Source: German Commercial Register (Handelsregister) Dortmund Local Court, HRB 23306 (as of 9 October 2026)
Source: German Commercial Register (Handelsregister) Dortmund Local Court, HRB 23306 (as of 9 October 2026)
Source: German Commercial Register (Handelsregister) Dortmund Local Court, HRB 23306 (as of 9 October 2026)
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Source: German Commercial Register (Handelsregister) Dortmund Local Court, HRB 23306 (as of 9 October 2026)
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