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Capacitors

At Control Design Supply, we supply a wide range of capacitors for industrial, commercial, and electronic applications. Whether you need electrolytic capacitors for power supplies, ceramic capacitors for high-frequency filtering, or film capacitors for precision circuits, our inventory includes the right component for your design or repair project.

Our capacitors are sourced from trusted manufacturers to ensure consistent performance, high reliability, and long service life. We offer multiple capacitance values, voltage ratings, and form factors to meet the demands of automation equipment, power systems, signal processing, and more.
 
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What Is a Capacitor?

A capacitor is a passive electronic component that stores and releases electrical energy in a circuit. Capacitors are used for energy storage, signal filtering, voltage smoothing, and timing applications. They are an essential part of nearly every electrical and electronic device, from small consumer electronics to large industrial machinery.
 

Types of Capacitors We Offer

  • Ceramic capacitors – Stable performance, ideal for high-frequency applications
  • Electrolytic capacitors – High capacitance values for power supply filtering
  • Film capacitors – Low loss, excellent for audio and precision circuits
  • Tantalum capacitors – Compact, high reliability, long life span
  • Supercapacitors – High energy storage for quick charge/discharge cycles
 

Key Benefits of Our Capacitors

  • Wide selection of capacitance and voltage ratings
  • Reliable performance in demanding environments
  • Long operational life and stable characteristics
  • Available in through-hole and surface mount options
  • Compatible with a wide range of industrial and commercial applications
 

Applications

Our capacitors are used across many industries, including:
 
  • Manufacturing automation – Motor control, signal processing
  • Power electronics – Energy storage, voltage regulation
  • Telecommunications – Noise suppression, line filtering
  • Audio equipment – Signal coupling and decoupling
  • Consumer electronics – Timing circuits, power smoothing

At Control Design Supply, we are committed to providing high-quality capacitors that ensure performance, reliability, and efficiency in your circuits. Whether you need a single replacement capacitor or bulk quantities for manufacturing, we have the components you need to keep your projects running.

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