High-frequency transformers, inductors, and various coils are custom-made and optimized according to customer specifications.
Transformers are essential in electronic projects, particularly in power supply systems like Switched Mode Power Supplies (SMPS). Customizing transformers is crucial for project success, as it allows for meeting the specific and varied demands of electronic systems. By tailoring transformers, engineers can ensure compatibility with application-specific needs, such as input/output voltage, power ratings, and physical constraints.
Precision customization enhances efficiency, minimizes energy losses, and increases the overall reliability of the electronic system. As a result, transformer customization becomes a vital factor in fine-tuning power supply parameters and optimizing performance, directly impacting the project's success.
We specialize in designing and manufacturing transformers, inductors, and coil components to meet your SMPS project requirements, adhering closely to your specifications and drawings. Common SMPS topologies for which we provide custom transformers include Off-Line converters (Flyback, Forward, Half-Bridge, etc.) and DC-DC converters.

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Over 20 years of experience and complete production lines including design,winding,soldering,assembling,inspection and packaging
















About Wanlan

We are a professional transformer manufacturer.
Founded in 2003, Foshan Wanlan Electronic Technology Co., Ltd. is a leading Chinese manufacturer specializing in encapsulated transformers, high-frequency SMPS transformers, and inductors. Located in Foshan, Guangdong, our facility spans over 5,000 square meters and is supported by a dedicated team of 200+ employees, including more than 20 technical engineers and a rigorous quality control department.
Our products are widely used across various industries, including smart meters, data collection terminals, smart home systems, instrumentation, industrial power supplies, new energy vehicles, and more.
Equipped with advanced production and testing technologies, backed by strong R&D capabilities and decades of manufacturing expertise, Wanlan is committed to delivering high-quality solutions that meet global standards. We strive to build lasting, collaborative partnerships by ensuring complete customer satisfaction.
Wanlan holds multiple international certifications—including CQC, VDE, CE, UL, and RoHS—reflecting our focus on serving high-end markets with reliable, premium-grade components. Our products are exported to more than 30 countries worldwide, such as the U.S., Italy, Canada, Netherlands, Mexico, India, Russia, France, Turkey, and New Zealand.
For over 20 years, we have earned the trust and recognition of customers across the globe. We look forward to the opportunity to work with you and support your projects with our innovative and dependable electronic solutions.

Certified Factory

High Quality

Customizable products, a professional electronic component maker.

20+ years of manufacturing experience,expert in cost saving

Give us a chance to cooperate, and you will have an unexpected surprise.
Electronic Components Factory to Win Your Projects
Choose Wanlan for your electronic component needs and elevate your projects with our high-quality, widely-used products. Specializing in manufacturing and sales, we offer factory-direct electronic components at competitive prices. Our high qualification rate and dedicated professional service ensure you receive the best solutions promptly. For top-tier electronic components, trust Wanlan—your partner in excellence.
Product Quality
Why Choose Us
20+year experience
Supply chain management
Professional R&D team
High efficient cooperation and service
Reliable QC control team to guarantee the quality
The competitive prices with high quality.
OEM/ODM service
Competitive production capacity and fast shipping
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Contact Us
Submit RFQ Form and we will contact you to provide product information and pricing.

For new projects:
Custom designing magnetics and wound components from scratch. Give us your electrical and mechanical parameters, and we will design and prototype the part(s) to meet them.

Reverse engineer or design from specifications:
We can take your current full spec and reproduce and improvise (if necessary) to find alternative, less costly materials that still meet your quality and certification standards.

For spare parts:
For spare parts: size and dimensions, material and weight, and your drawings with details, you can send the drawing to mia@wanlan-elec.com
Detailed information is greatly helpful for us to give you the best-customized offer/quotation at the soonest time.








