Knowles Precision Devices

Company Profile


As a division of Knowles Corporation, Knowles Precision Devices (KPD), focuses on production of a wide variety of highly engineered Capacitors and Microwave to Millimeter Wave components for use in critical applications in military, medical, electric vehicle, and 5G market segments. Radar, pacemakers, MRI equipment, satellites, airplanes, electric vehicles and mobile phone base stations are just a few of the places you will find our products. Our products can be found in every corner of the world, from 8000ft below the earth’s surface to orbiting 254 miles above us on the ISS.

Contact Information:

Phone: 1-630-250-5100


Knowles Precision Devices
1151 Maplewood Drive
Itasca MN 60143
United States
capacitor assembly1

SV Series of Capacitor Assemblies

Knowles Precision Devices recently expanded its capacitor assembly offering with the release of its SV series of capacitor assemblies for power supply filtering applications. The SV series is a vertically stacked ceramic capacitor, offering performance compared with aluminum or tantalum electrolytic capacitors, while also helping to reduce the overall circuit board footprint. 

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