Don't want to search?
Tell us what you want!

Watch a 2 minute video!
How to Select Capacitor Video

  • Illinois Capacitor Inc. acquired by Cornell Dubilier Marketing Inc.

    This acquisition brings together two of the leading manufacturers of capacitors for the electronics marketplace.

    Read More »
  • CUSTOM SUPERCAPACITOR MODULES

    New supercapacitor modules will meet your most challenging needs. Virtually unlimited capacitance and voltage ratings; leading-edge supercaps with precise balancing circuitry.

    Read More »
  • BOXED METALLIZED POLYPROPYLENE CAPACITORS

    10 different termination styles, incl., 2, 4 or 6 radial leads and various lug-type terminations. Up to 460AC and 1275WVDC.

    Read More »
  • CAPACITANCE to 650 FARADS!

    DCN Series offers very fast charge/discharge cycling, compact size, low ESR and high power density.

    Read More »
  • RUGGED MOTOR RUN CAPACITORS

    RUGGED MOTOR RUN CAPACITORS

    QPC Motor Run Capacitors offer exclusive quick-connect sockets that double as terminal blocks.

    Read More »

Global Source for World-Class Capacitors

Illinois Capacitor is a leading manufacturer of miniature capacitors for electronics, lighting, energy and other markets.  These products include: aluminum electrolytic, metalized film, power film, supercapacitors (ultra capacitors), supercapacitor modules and other types.  IC is one of the world’s most experienced capacitor manufacturers, well known for its benchmark quality, guaranteed delivery and responsive engineering support.

SInce February 2015, Illinois Capacitor Inc., has been a part of Cornell Dubilier Marketing, Inc.  This acquisition brought together two of the leading manufacturers of capacitors for the electronics marketplace.  Illinois Capacitor is headquarted in suburban Chicago and operates as a separate subsidiary of Cornell Dubilier.

IC products are available from more distributors than ever! For listings, click here

Learn More..

Click to View Our Certifications