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Welcome to the
“Kommutatoren und Schleifringkörper Finsterwalde GmbH”

We keep things moving

Are you looking for commutators or slip ring assemblies for your production? Then you’ve come to the right place. We have been developing and producing commutators and slip ring assemblies for more than 60 years. We manufacture individual parts, small series and large series on request.

KSF – more than just history

Kommutatoren & Schleifringkörper Finsterwalde GmbH (KSF) has been your reliable partner in the development and manufacture of commutators and slip ring assemblies in molded materialContinue readingKSF – more than just history

Why should you choose us?

We have been on the market for more than 60 years


KSF Kommutatoren und Schleifringkörper Finsterwalde GmbH is an internationally respected manufacturer of commutators and slip ring assemblies, which can offer its customers specific solutions both as one-off as well as in medium and large series.


Our company develops high-performance commutators that are suitable for use under high mechanical loads with circumferential speed of up to 55 m / s.

Product range

The range includes over 2000 types in the diameter range from 7 to 395 mm. The quantities produced range from one-offs for the repair sector to large series for the household appliances and power tools sectors.


Our quality management system is certified according to ISO 9001: 2015 and guarantees our customers quality and satisfaction, not least based on extensive special testing technology.


If you have any questions about our products or their availability, please feel free to contact us via the communication channels listed below.