At Knowles Capacitors we make Multilayer, High Reliability, Single Layer and Precision Variable Capacitors, EMI Filters and Thin Film Devices. Our business was formed by combining Dielectric Laboratories, Johanson Manufacturing, Novacap, Syfer and Voltronics, each well-established specialty capacitor makers with a combined history of over 175 years, into a single organization.

Our expertise is the design and manufacture of components important to engineers in applications where function and reliability are key. The markets we serve include medical implantable and medical equipment, military, aerospace/avionics, EMI and connector filtering, oil exploration,instrumentation, industrial electronics, optical networks, telecom and automotive.  We aim to be a leader in every market we serve, to the benefit of our customers and our mutual long-term success. We achieve this by:

> Understanding our customers’ real needs and providing products and services to meet and exceed them.

> Providing better products and services than competitors.

> Investing in product development, manufacturing processes and people.

> Insisting on the highest ethical standards and a business culture of trust, respect and open communication.