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High-Frequency Transformers Engineered for Power Electronics

Custom transformer solutions for switching power supplies, DC-DC converters, energy systems, industrial electronics and other high-frequency applications.

Custom Design | Prototype | Validation | Production

Custom High-Frequency Transformers

High-frequency transformers are a critical component in modern power conversion systems.

HY MFG develops custom magnetic designs around the customer’s:

Switching frequency
Input voltage
Output voltage
Power rating
Current
Isolation requirement
Switching topology
PCB space
Thermal conditions

We don’t start with a catalog number.

We start with your power conversion requirements.

Best solutions

专业磁性电源解决方案

面向景观照明、工业应用及智能控制系统集成的先进磁性元件与低压电源系统解决方案。

为全球 OEM 和 ODM 客户提供稳定可靠的性能、坚固耐用的结构设计以及可规模化生产的制造解决方案。

EI型磁性低压变压器
环形变压器电源解决方案
AC/DC低压电源系统
户外不锈钢变压器外壳
智能WiFi、Alexa及Google智能控制解决方案

融合传统变压器工程与智能电源技术，DEFON打造可靠耐用的磁性解决方案，为长期应用提供卓越性能。

Best solutions

为现代电源系统打造的专业磁性元件

为现代电源系统打造的高性能磁性元件

德丰专注于为景观照明、工业设备及智能电气应用开发可靠的磁性元件和低压电源平台。

凭借在变压器工程设计、热性能管理以及耐用型户外结构设计方面的专业能力，我们为全球 OEM 和 ODM 客户提供可规模化生产的制造解决方案。

25+

多年工程研发经验

OEM / ODM

定制化制造解决方案

常见问题（FAQ）

德丰专业研发和制造磁性元件及低压电源系统，涵盖 EI型变压器、环形变压器、AC/DC低压变压器、不锈钢户外变压器外壳以及智能电源控制解决方案。

What products does DEFON manufacture?admin2026-05-25T09:37:48+00:00

What products does DEFON manufacture?

DEFON specializes in magnetic components and low voltage power systems, including EI transformers, toroidal transformers, AC/DC power supplies, outdoor landscape lighting transformers, and smart control power solutions.

Do you provide OEM and ODM services?admin2026-05-25T09:21:15+00:00

Do you provide OEM and ODM services?

Yes. We support both OEM and ODM projects, including custom voltage, wattage, enclosure materials, logo branding, packaging, and smart control integration.

What certifications can your products support?admin2026-05-25T09:24:26+00:00

What certifications can your products support?

Depending on the product and target market, we can support ETL, UL, CE, UKCA, SAA, RoHS, and waterproof ratings such as IP65 and IP67.

What enclosure materials are available?admin2026-05-25T09:37:39+00:00

What enclosure materials are available?

We offer powder-coated carbon steel enclosures and stainless steel 304 enclosures designed for outdoor and long-term commercial applications.

Can you develop smart control transformers or power systems?admin2026-05-25T09:26:47+00:00

Can you develop smart control transformers or power systems?

Yes. DEFON is expanding from traditional transformers into intelligent power systems with features such as dimming, WiFi control, Google Home, and Alexa compatibility.

How does DEFON control product quality?admin2026-05-25T09:28:40+00:00

How does DEFON control product quality?

Quality control is integrated throughout our manufacturing process, including incoming material inspection, transformer testing, thermal performance verification, aging tests, and final product inspection before shipment.

What warranty do you provide?admin2026-05-25T09:30:09+00:00

What warranty do you provide?

Most DEFON products are covered by a 2 to 5-year limited warranty depending on the product category and application environment.

What is your typical lead time?admin2026-05-25T09:31:36+00:00

What is your typical lead time?

Standard products usually require 2–4 weeks production time. Customized OEM/ODM projects may require additional engineering and tooling time depending on specifications.

What is your MOQ (Minimum Order Quantity)?admin2026-05-25T09:37:26+00:00

What is your MOQ (Minimum Order Quantity)?

MOQ depends on the product type and customization requirements. We also support small-batch trial orders for new projects and prototype evaluation.

Which markets and customers do you serve?admin2026-05-25T09:33:50+00:00

Which markets and customers do you serve?

DEFON serves customers in landscape lighting, commercial lighting, industrial equipment, and smart electrical systems. Our products are supplied to OEM brands, lighting distributors, contractors, and system integrators in North America, Europe, and other global markets.

Can DEFON help customers develop new products?admin2026-05-25T09:34:52+00:00

Can DEFON help customers develop new products?

Yes. We support product development from concept to production, including electrical design, enclosure customization, smart control integration, prototyping, and manufacturing optimization.

Are your products suitable for outdoor applications?admin2026-05-25T09:37:10+00:00

Are your products suitable for outdoor applications?

Yes. Many DEFON products are designed for outdoor environments with weather-resistant enclosures, stainless steel construction, and waterproof protection options such as IP65 and IP67.