CSI was founded in 1969 under the name of Capacitor Specialist Incorporated, since then, the name has been changed to CSI Technologies, Inc. Since it’s inception CSI has strived to be a leader as a manufacturer of High Voltage Capacitors with an emphasis on pulse power and high energy density for long life.

In more recent years, CSI has invested significant amounts of capitol to improve the quality and performance of our High Voltage Capacitors, both in Metalized Film Capacitors and Film/Foil capacitors. A key factor in the success of CSI is in developing custom designs for demanding application with state of the art energy densities.

Our mission is to provide the most efficient and cost effective capacitors on the market and continue our leadership in the field. Our staff is experienced and very qualified to support customer demands.