WIMA has a long tradition as manufacturer of the passive electronic component film capacitor. It was founded by Wilhelm Westermann in Unna/Westphalia in 1948. Within only a few years he extended his company into the leading specialists in capacitor production. WIMA is still a privately owned company and the president today is Dipl.-Ing. Dipl.-Wirtsch.-Ing. Wolfgang Westermann.
WIMA is exclusively located in Germany and has four sites there: The Sales Department is in Mannheim, most modern production facilities and R&D are situated in Aurich, Unna and Berlin.
Continual technical progress and expansion have made WIMA the first address for high-quality film capacitors worldwide.
WIMA Group is specialised in the product and business areas:
－ SMD film capacitors size codes 1812 - 6054
－ Film/foil capacitors in PCM 2.5 - 15 mm
－ Metallized film capacitors in PCM 2.5 - 52.5 mm
－ Pulse capacitors in PCM 7.5 - 52.5 mm
－ Polypropylene RFI capacitors in PCM 7.5 - 52.5 mm
－ Metallized paper RFI capacitors in PCM 10 - 27.5 mm
－ Filter capacitors
－ Snubber capacitors
－ GTO capacitors
－ DC-Link capacitors
－ PowerBlocks of Supercaps
WIMA’s strength lies in the design and production of customized products requiring experience and highly developed expertise. Solutions can therefore be offered to all customer needs.
Major customer groups are in automotive, consumer and industrial electronics and the lighting industry. Among others there are well-known and demanding customers like Bosch and Siemens with supply of worldwide facilities.
As a capacitor specialist with headquarter and production in Germany the competitiveness against multinational conglomerates can only be sustained if the advantage of a lean and flexible organisation is combined with excellence in technical innovation, productivity and customer orientation.
WIMA is an example of such a combination offering more than 10.000 products for all customer needs with regard to film capacitors and paper capacitors.
WIMA can claim a quality leadership in the capacitor industry which is proven regularly by top customer evaluations and quality/service awards.
All WIMA factories are approved to DIN EN ISO 9001:2008 . This certifies that organisation, equipment and monitoring of quality assurance in our factories correspond to internationally recognized standards. All WIMA products are manufactured in accordance with IEC specifications.
For the sake of environment we give priority to the use of recyclable substances and the reduction of packing materials. In all our factories we have implemented a sophisticated energy and water recycling system for efficient use and spare of precious resources.
All WIMA plants are subject to WPCS (WIMA Process Control System) to optimize quality. WPCS is a quality surveillance and optimization system developed by WIMA. It is a major part of our quality-oriented production.