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Used in power electronics to reduce the unwanted electrical noise or spikes, a snubber network consists of a capacitor and a resistor, and is used on Semiconductor or Motor based systems.. Snubber capacitors are an integral part of the snubber circuit, which helps to either stop or decrease the voltage amplitude and therefore reduces power dissipation. Control and suppress the large voltage spikes in your power circuits with our great range of snubber capacitors selection. At Fastron Electronics, we know that voltage spikes are relatively common, particularly when a switch opens. A snubber capacitor is an essential element in any power conversion circuit, which is why we only provide high-quality snubber capacitors brands. Regardless of the snubber capacitor type and snubber capacitor value, you can buy the finest quality products from our online platform at competitive pricing.

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Our snubber capacitors are designed to reliably operate even during high sparks and high RMS values. We stock a great range of snubber capacitors from LeClanche, a world leader in energy storage technology. Powered by a combination of Swiss quality and German engineering, we know these snubber capacitors will do the job for you.

LeClanche is the leading manufacturer of railway snubbing capacitors worldwide. They are used in protection circuits in SMPSs, snubber circuits, high voltage and high current applications, and high pulse operation.

Catering to major clients in the military, aviation, EV markets, and B2B businesses, Fastron Electronics is a name you can rely on as your local electronic component supplier. We strive to fulfil the demands of Australians by sourcing globally reputed brands at cost-effective prices. We also have our own brand of components and have excellent capability to design and manufacture customised solutions. Our product list is endless, and we offer design, manufacturing and complete solution packages as well. With more than 40 years of industry experience, you can trust that our products are of the highest quality.

Explore the full range of Snubber Capacitors types, selection and value on this page and enjoy free shipping on all orders over $300. In addition, you can get bulk order discounts and also source complete BOM supplies from our online store. For special projects or technical support, contact our Melbourne-based team today. Don't hesitate to get in touch with us below to make a special request for any additional snubber capacitor requirements that you have. Feel free to contact our team today. Through our wide network of sales channels built over 40 years, we’ll be able to source it for you, without a doubt.

We offer a range of services and solutions to suit you and are located at 9B Lakewood Bvd, Braeside Melbourne, VIC, 3195, Australia.

Control and suppress the large voltage spikes in your power circuits with our great range of snubber capacitors. At Fastron Electronics, we know that voltage spikes are relatively common, particularly when a switch opens. A snubber is an essential element in any power conversion circuit, which is why we only provide high-quality snubber capacitors.

Our snubber capacitors are designed to operate even during high sparks and high RMS values. We stock a great range of snubber capacitors from LeClanche, a world leader in energy storage technology. Powered by a combination of Swiss quality and German engineering, we know these snubber capacitors will do the job for you.

Shop online today and enjoy free shipping on all orders over $300AUD. With more than 40 years of industry experience, you can trust that the products we provide are of the highest quality.

For any additional snubber capacitor requirements that you have, feel free to contact our team today.

Snubber Capacitors


FAQ's


1. What is a snubber capacitor and how does it protect electrical circuits?
A snubber capacitor is used in power circuits to suppress voltage spikes and reduce electrical noise. It works by absorbing the excess energy generated when switches open, helping to stabilise voltage levels and protect sensitive components from damage. It’s an essential part of snubber networks in power electronics.
2. Where can I buy a reliable snubber capacitor in Australia?
You can buy reliable snubber capacitors in Australia from Fastron Electronics. We offer high-quality products from trusted brands like LeClanché, known for their durability and performance in demanding environments. With more than 40 years of experience, we provide both individual and bulk solutions at competitive prices.
3. What is the difference between a snubber capacitor and a snubber resistor?
A snubber capacitor absorbs voltage spikes, while a snubber resistor dissipates energy as heat. Both are used together in snubber circuits to manage transients in power systems. The capacitor smooths voltage, and the resistor limits the resulting current, providing comprehensive protection to electronic components.
4. How does a snubber resistor work in protecting electrical devices?
A snubber resistor protects electrical devices by absorbing and dissipating the energy from voltage spikes. It’s often used in combination with a snubber capacitor to reduce the peak voltage and current during switching events, minimising stress on components and enhancing overall circuit reliability.
5. What applications are snubber capacitors typically used in?
Snubber capacitors are commonly used in switch-mode power supplies (SMPS), motor control circuits, railway systems, and other high-voltage, high-frequency applications. They help reduce voltage transients, improve system performance, and extend the life of switching devices and semiconductors.
6. Can a snubber capacitor prevent voltage spikes in power supplies?
Yes, a snubber capacitor is specifically designed to prevent voltage spikes in power supplies. It absorbs and smooths out the high-frequency transients that occur when switching devices turn off, protecting components and maintaining stable voltage conditions in the circuit.
7. What types of snubber resistors are available for high-power applications?
Snubber resistors for high-power applications are available in various ratings and constructions, designed to handle high pulse energy and resistive loads. At Fastron Electronics, we can assist in sourcing durable resistor types suited for demanding industrial and power electronics applications.
8. How do snubber resistors reduce the risk of damage in switching devices?
Snubber resistors reduce the risk of damage in switching devices by limiting the inrush current and dissipating excess energy during switching. This helps prevent overheating, arcing, and voltage overshoot, all of which can degrade or destroy components over time.
9. Can snubber capacitors be used in both AC and DC circuits?
Yes, snubber capacitors can be used in both AC and DC circuits, depending on their design and voltage rating. They are effective in managing transients across a wide range of applications, from motor drives to high-frequency converters and industrial controls.
10. What are the typical voltage ratings for snubber capacitors and resistors?
Snubber capacitors and resistors are available in a wide range of voltage ratings to suit different applications. These ratings depend on circuit requirements and operating conditions. At Fastron Electronics, we offer options suitable for both standard and high-voltage environments.
11. How do I properly install a snubber resistor in a circuit?
To install a snubber resistor, connect it in series with a snubber capacitor across the switching device or load. Ensure proper voltage and power ratings, and secure it firmly to prevent movement or overheating. For precise configurations, refer to your circuit design specifications.
12. Are snubber capacitors suitable for use in industrial equipment?
Yes, snubber capacitors are well-suited for industrial equipment, including machinery, power converters, and high-voltage circuits. Their ability to withstand high RMS values and suppress transients makes them ideal for protecting equipment in demanding operating environments.
13. Do snubber resistors and capacitors improve the longevity of electrical components?
Yes, using snubber resistors and capacitors improves the longevity of electrical components by reducing voltage spikes, electrical noise, and switching stress. This protection helps prevent premature failure, extends service life, and enhances the overall reliability of the system.
14. What is the role of a snubber resistor in an inductive load circuit?
In an inductive load circuit, a snubber resistor helps control the high current that results from switching off the inductive load. It dissipates energy that would otherwise cause damaging voltage spikes, ensuring smoother operation and protecting the switch or semiconductor device.
15. Can I use snubber resistors and capacitors together in the same circuit?
Yes, snubber resistors and capacitors are commonly used together in a snubber network. The capacitor absorbs voltage transients, and the resistor dissipates the resulting energy. This combination provides effective protection for switches and semiconductors in power electronics.
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