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Johanson Dielectrics, Inc. has been a worldwide producer of high quality ceramic chip capacitors for over 30 years. Our success has enabled steady expansion of manufacturing facilities and focus on new product development ensuring our ability to respond to the ever changing needs of our customers.

Our corporate mission is to achieve profitable growth by totally satisfying our customer's requirements for high quality, technologically advanced ceramic chip capacitors. We establish and maintain long term sourcing relationships with our customers by providing responsive service, competitive costs and lead times, and superior product quality.

Advanced materials engineering, state of the art processing, statistical analysis tools, and a quality system which emphasizes continuous process improvement are all employed to achieve goals in defect reduction, cost reduction, and design and manufacturing cycle time improvement.

Johanson Dielectrics designs and manufactures capacitors in a state-of-the-art facility in Southern California. Located in Sylmar, this facility produces Standard and High Voltage SMT Ceramic Capacitors, as well as a variety of standard and custom High Voltage & High Capacitance value Ceramic Capacitors.

Put our experience to work for you today!

Johanson Dielectrics LogoJohanson Dielectrics Factory
  •  ISO-9001 Facilities
  •  ISO-14001 Facilities
  •  Automated SPC Network System
  •  Complete Lot / Material Traceability
  •  Advanced Material Analysis Capability
  •  Continuous Quality Training of Work Force

Johanson Dielectrics is dedicated to providing the highest level of customer satisfaction through high quality components, superior customer service and forward looking, advanced products.

Thank you for your interest in Johanson Dielectrics!

What we do

For everything from high volume, low cost capacitors to application specific ceramic solutions, Johanson Dielectrics has you covered. Our wide product offering includes the following Capacitors: Ceramic SMT and Leaded High Voltage and High Temperature, Y2 Safety Certified, Tip & Ring, Tanceram (for Tantalum replacement), Dual and Multi Capacitor Arrays, Low Inductance, X2Y, Switchmode. The combination of a high-quality and extensive product offering, low lead times, and a worldwide network of sales and manufacturing locations makes Johanson Dielectrics a world-class business partner.