Where to get help if transformer bobbin gets problem during the use?

Once customers encounter some problems with the transformer bobbin operations, installation, and other issues, they can directly come to our after-sales service members. They are warm-hearted and dedicated to helping deal with the problems by resorting to the mechanical engineers. The service members will write down the engineer advice and send them to customers through email. For urgent questions, our engineers will make a phone call to clear up the confusion. There is contact information for customers to reach, please access our website.

Guangzhou Tongyang Electronics Co., Ltd. is the world's largest producer of iron powder core, with a magnificent yellow toroid core production. The ef ferrite core series is one of the main products of Tongyang Electronics. The design of Tongyang edr ferrite core is meticulous. It is carried out by our designers who assess the viability of the concepts, aesthetics, spatial layout, and safety. It is mainly applied in such fields as UPS power supply, LED lighting, solar inverter, etc. This product is durable, cost-effective, well received by customers. It can be clamped on cable easily.

We are strongly committed to driving innovation and circularity. We encourage the use of sustainable materials in our products and promote responsible production practices.