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WDB series Dry Type DC-Link Capacitor for Power Electronics (Steel Case)
Read MoreFeatures: Metal enclosure package This leads to the form of diverse choices High capacitance, small size Large ripple current, high DV/DT bearing capacity
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WDV series DC-Link Capacitor for EV
Read MoreFeatures: Special structure material design, self-healing, low loss angle, low equivalent series resistance, low temperature rise Stack-type bus leads to low inductance, are widely used in the IGBT style, direct mounting High temperature and high injection plastic perfusion, can long life work in hi...
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WAC series AC Filter Capacitor for PCB
Read MoreFeatures: Metalized polypropylene film, good self-healing properties, and high reliability Flame-resistant plastic case and epoxy resin sealing, tinned copper terminals
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WAT series AC Filter Capacitor (Axial-Type)
Read MoreFeatures： Sealed with mylar tape or cylindrical plastic case and flame-retardant epoxy resin The installation is flexible and convenient, and the way of extraction can be varied Noninductive structure, ESL low, ESR small, high frequency and high current capacity, temperature low, long life, and othe...
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WAF series Dry Type Single Phase/Three Phase AC Filter Capacitor
Read MoreFeatures： Aluminum housing package, filled with high temperature and high heat-conductive material Copper nut, copper screw extraction, and insulated plastic cover installation is simple and convenient, flame retardant High capacitance, small size, good self-healing property, high voltage proof Larg...
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WAB series Dry Type AC Filter Capacitor for Power Electronics (Steel Case)
Read MoreFeatures： Metal or plastic enclosure package, filled with high-temperature and high heat-conductive material Copper nut or screw bolt lead out, installation is simple and convenient High capacitance, small size, high-pressure level, self-healing Large ripple current, DV/DT bearing capacity
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WAS series Sealed Single/Three Phase AC Filter Capacitor
Read MoreFeatures: Metallized polypropylene film with high performance Cylindrical extruded aluminum case, tightly sealed Optional dry filled, good anti-vibration performance, and no leakage Optional oil filled, less weight, and better heat dissipation performance Low dissipation factor, high pulse current w...
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WSC series Snubber Capacitor for IGBT for PCB
Read MoreFeatures: Polypropylene film dielectric,special electrode construction Smaller loss at high frequency and low temperature rise Flame-resistant plastic case and resin sealing (UL94V-0)
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WSL series Snubber Capacitor for IGBT (Lug Terminals)
Read MoreFeatures： High-temperature resistant PP film as dielectric, no inductance winding structure Solvent-resistant plastic housing, potted with thermally conductive resin Low equivalent series resistance and ability to withstand high ripple current Able to withstand the impact of high-peak current Low ca...
ABOUT US
Focused on Electronic Components Manufacturing for 20 Years.
Walson Electronics was established in 2001, with more than 20 years of experience in R&D, manufacturing, sale and service of film capacitors. We are Custom Low ESR Capacitor Manufacturers Products Suppliers and Custom UL Listed Film Capacitor Manufacturers Custom Products Manufacturers.
We always adhere to the cooperation of advanced automation and industrialization. the company continues to introduce domestic and foreign outstanding production equipment, while self-developed production management software, enterprise collaborative management to scientific and efficient operation, has achieved 1 billion/annual production capacity breakthrough, and maintains an orderly rise.
Walson Electronics products have covered more industries, including new energy and power industry, Photovoltaic inverters, LED lighting, household appliances and various power sources and other industries.
Adhering to the concept of innovative technology, honest service and professional quality, Walson Electronics pushes forward capacitor products continuously and is sure to become the industry pioneer with innovative advantages.
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Chairman - Zhenqiu An
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VP - Andrew An
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News
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AC Filter Capacitor for PCB Harmonics, as current or voltage components with frequencies higher than the fundamental fre...
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In the meter step-down power supply system, the capacitor needs to withstand voltage fluctuations and current shocks fro...
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In the ever-evolving world of electronics, finding the right components for your applications can be a daunting task. Wi...
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In the vast landscape of electronic components, selecting the right capacitor can often feel like navigating through a l...
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Industry Knowledge
What are the primary applications of self-healing capacitors in the electronics industry?
Self-healing capacitors find various applications across the electronics industry due to their enhanced reliability and performance. Some primary applications include:
Power Electronics: Self-healing capacitors are commonly used in power electronic circuits for applications such as voltage regulation, power factor correction, and energy storage. Their ability to withstand high voltage and transient surges makes them ideal for these applications.
Electric Vehicles (EVs): EVs require capacitors for energy storage, filtering, and power conversion. Self-healing capacitors offer improved safety and longevity, making them suitable for use in EV charging systems, motor drives, and onboard electronics.
Renewable Energy Systems: In solar inverters, wind turbines, and other renewable energy systems, self-healing capacitors play a crucial role in smoothing power fluctuations, improving system efficiency, and ensuring reliable operation under varying environmental conditions.
Industrial Automation: In industrial automation and control systems, self-healing capacitors are utilized for power conditioning, filtering, and voltage regulation, enhancing the performance and reliability of machinery and equipment.
Power Electronics: Self-healing capacitors are commonly used in power electronic circuits for applications such as voltage regulation, power factor correction, and energy storage. Their ability to withstand high voltage and transient surges makes them ideal for these applications.
Electric Vehicles (EVs): EVs require capacitors for energy storage, filtering, and power conversion. Self-healing capacitors offer improved safety and longevity, making them suitable for use in EV charging systems, motor drives, and onboard electronics.
Renewable Energy Systems: In solar inverters, wind turbines, and other renewable energy systems, self-healing capacitors play a crucial role in smoothing power fluctuations, improving system efficiency, and ensuring reliable operation under varying environmental conditions.
Industrial Automation: In industrial automation and control systems, self-healing capacitors are utilized for power conditioning, filtering, and voltage regulation, enhancing the performance and reliability of machinery and equipment.
What are the key factors influencing the performance and lifespan of self-healing capacitors?
The performance and lifespan of self-healing capacitors are influenced by several key factors, including:
Dielectric Material: The dielectric material used in self-healing capacitors significantly impacts their performance and lifespan. High-quality dielectric materials with good self-healing properties, such as metallized polypropylene or metallized polyester film, are essential for ensuring reliable operation and longevity.
Self-Healing Mechanism: The effectiveness of the self-healing mechanism within the capacitor is crucial. This mechanism allows the capacitor to repair localized dielectric breakdowns caused by electrical stress, preventing catastrophic failures and extending the capacitor's lifespan. Factors such as the type of self-healing mechanism employed and its efficiency under various operating conditions can influence the overall performance and reliability of the capacitor.
Operating Voltage and Frequency: The operating voltage and frequency of the capacitor's application environment play a significant role in determining its performance and lifespan. Capacitors subjected to high voltage or frequent voltage fluctuations may experience accelerated degradation and reduced lifespan if not properly designed to withstand such conditions.
Temperature and Environmental Conditions: Temperature extremes and environmental factors such as humidity, moisture, and contaminants can affect the reliability and durability of self-healing capacitors. Capacitors designed for use in harsh environments must be adequately protected and equipped with appropriate encapsulation or packaging to ensure long-term performance.
Dielectric Material: The dielectric material used in self-healing capacitors significantly impacts their performance and lifespan. High-quality dielectric materials with good self-healing properties, such as metallized polypropylene or metallized polyester film, are essential for ensuring reliable operation and longevity.
Self-Healing Mechanism: The effectiveness of the self-healing mechanism within the capacitor is crucial. This mechanism allows the capacitor to repair localized dielectric breakdowns caused by electrical stress, preventing catastrophic failures and extending the capacitor's lifespan. Factors such as the type of self-healing mechanism employed and its efficiency under various operating conditions can influence the overall performance and reliability of the capacitor.
Operating Voltage and Frequency: The operating voltage and frequency of the capacitor's application environment play a significant role in determining its performance and lifespan. Capacitors subjected to high voltage or frequent voltage fluctuations may experience accelerated degradation and reduced lifespan if not properly designed to withstand such conditions.
Temperature and Environmental Conditions: Temperature extremes and environmental factors such as humidity, moisture, and contaminants can affect the reliability and durability of self-healing capacitors. Capacitors designed for use in harsh environments must be adequately protected and equipped with appropriate encapsulation or packaging to ensure long-term performance.
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- Address : No. 22, Xingye Road, Changjing Town, Jiangyin, Wuxi City, Jiangsu Province
- Zip code : 214104
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- Tel : +86 - 0510 - 88719928 - 805
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