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Haisheng Electronics is a trusted manufacturer of transformers, inductors, chokes, and coils for high-frequency applications including DC-DC and Switching Mode Power Supplies.
Founded in April 2006, Haisheng Electronics is a leading transformer and magnetics manufacturer based in Dongguan, China.
Hai Sheng Electronics (DG) Factory specializes in the design and production of transformers, inductors, chokes, and coils for high-frequency magnetic applications. Our product range includes E-core, toroidal, DR2W, EMI, RFI, SMD, and steel laminated components used in DC-DC and Switching Mode Power Supplies.
With over 200 specialized workers and a 25,000 sq-ft manufacturing facility, we combine advanced engineering with rigorous quality control to deliver reliable, cost-efficient solutions tailored to customer requirements.
Our engineers are capable of developing custom magnetic solutions that meet exact performance, size, and cost targets. We serve clients across industries including industrial automation, telecommunications, medical devices, and renewable energy.
Learn more about our capabilities →
High-performance magnetic components engineered for reliability and efficiency.
High-efficiency transformers with E-shaped laminated cores, ideal for power supplies and industrial applications.
Low-noise, compact toroidal designs with excellent magnetic efficiency and minimal electromagnetic interference.
Surface-mount inductors for high-density PCBs, supporting DC-DC conversion and noise suppression.
Electromagnetic and radio-frequency interference filters to ensure clean power and signal integrity.
High-current chokes for energy storage and filtering in switching power supplies and inverters.
Precision-wound coils tailored to specific inductance, size, and thermal requirements.
Dual-rectifier transformers optimized for high-efficiency power conversion in compact designs.
High-saturation steel laminations for robust performance in high-power and industrial applications.
UL and CSA certified products ensure compliance with international safety and performance standards.
State-of-the-art production lines and automated winding systems ensure consistency and precision.
Our team develops custom magnetic solutions that meet exact customer specifications and cost targets.
Serving customers worldwide from our facilities in Dongguan, Jiangxi, and Hong Kong.
We produce E-core, toroidal, DR2W, steel laminated, and custom transformers for DC-DC and switching mode power supplies.
Yes, our products are UL and CSA certified, ensuring compliance with international safety and performance standards.
Absolutely. Our engineering team specializes in creating custom transformers, inductors, and coils tailored to your exact specifications.
We operate factories in Dongguan and Jiangxi, China, with a sales office in Hong Kong to support global clients.
Contact us for product inquiries, custom solutions, or technical support.
Dongguan Factory: Room 103, No. 79, Zhenxing East Road, Hengli Town, Dongguan City, Guangdong, PRC
Jiangxi Factory: Zhou De Shangchun Industrial Zone, Shui Chuan County, Jiangxi Province
Hong Kong Office: Flat C.23/F, Lucky Plaza, 315-321 Lockhart Road, Wanchai, Hong Kong
Tel (Dongguan): 86-769-81011090 / 81011091
Fax (Dongguan): 86-769-81011092
Tel (Hong Kong): 00852-39129762
Fax (Hong Kong): 00852-31779906
Mobile: 86-13926877967
Email: [email protected], [email protected]
Skype: [email protected]
For detailed product specifications, catalogs, and direct communication, please visit our official website.
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