About Xuansn
- Xuansn Electronic Technology Co., Ltd. is a high-tech enterprise specializing in the research and development of various filters such as feedthrough capacitor filters, micro RF filters, and ultra-high voltage ceramic capacitors. Since its establishment, the company has been committed to the production and development of various EMI filters. It has successively obtained a number of independent intellectual property rights recognized and issued in China, and has successfully passed the certification of China’s high-tech enterprises many times.
- The company strictly implements the IS09001:2008 quality management system. The “Xuansn” brand created by the company has won a good reputation among customers with reliable quality, high-quality service and reasonable prices, and was recognized by Samsung in 2018.
- We have successfully developed and produced a variety of filter products such as tubular filters, welded feedthrough capacitors, threaded feedthrough capacitors, high-fidelity audio capacitors, ring capacitors, EMI feedthrough filters, ultra-high voltage ceramic capacitors, display filter connectors, micro RF filters, high-tightness filters, etc. These products are widely used in defense communications, aerospace, medical equipment, radio and television, instrumentation, automotive electronics, microwave modules, smart appliances and other fields.
- Xuansn Electronic Technology Co., Ltd. adheres to the tenet of excellent quality, reputation first, and customer first, and provides all-round high-quality services to every customer, sincerely cooperates, develops together, and creates great achievements together!
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Let us take care of all your feedthrough capacitors needs
We are committed to providing high-quality feedthrough capacitors to customers around the world. Whether in the electronics, communications, power, automotive or medical fields, our products meet the highest requirements.

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