Electronic Components Manufacturer | OEM Electronic Components

Mentech provides world-class engineering, advanced magnetic simulation, and vertically integrated manufacturing to turn your unique electrical specifications into highly optimized, mass-production-ready components.

Manufacturing cooperation Partner recruitment

Customization Process

Why Choose Mentech?

At Mentech (Dongguan Mentech Optical & Magnetic Co., Ltd.), customer satisfaction is our unwavering priority. Our highly skilled and experienced technical team is dedicated to delivering exceptional products and services. Choosing Mentech means partnering with a reliable collaborator focused on every detail to ensure seamless project execution.

Our Strength

Physics-Backed Simulation: We utilize advanced industry-standard software (such as ANSYS Maxwell, Simdroid ) to optimize core loss, winding structures, and thermal dissipation before any physical tooling begins. This eliminates design flaws early and minimizes your total R&D cost.
Short Turnaround: Mentech guarantees initial technical feasibility evaluation within 24–48 hours, followed by an agile, tiered prototype fabrication schedule tailored to your project's complexity: ①Standard Parameter Modifications (3–5 Business Days)②New Custom Designs (5–10 Business Days)③Complex System Customization (10–15 Business Days)④Automotive-Grade Customization (18–25 Business Days)

Customized Solution

Submit your requirements. Our global engineering team aligns on your Statement of Work (SOW).

R&D Design

We execute FEA electric/magnetic field simulations and thermal modeling using ANSYS.

Sample Production

Prototype build in our dedicated sample lab, followed by critical parameters verification.

Validation Testing

Samples are shipped to your facility for system-level debugging.

Mass Production

Upon final approval, production scales up smoothly in our 131,863 ㎡ smart factory.

Efficient Delivery

We offer flexible, highly secure Ocean Freight and Air Freight.

Custom Solution Design Services

At Mentech, we firmly believe that "excellence for our customers" is not just our confidence but our commitment. To meet the diverse needs of our global clients, we have established professional service teams in the United States, Taiwan, Vietnam, and other regions in Asia. These teams possess extensive industry experience and deep expertise, enabling real-time communication and quick responses on-site. This ensures smooth and efficient interactions, providing fast and high-quality communication and service.

Our design center employs advanced electromagnetic simulation technology and in-house laboratories to ensure efficient design validation and product testing. This technical prowess allows us to significantly shorten the development cycle, offering you faster and higher-quality design solutions.

Product Categories for Collaboration

Power Magnetic Components

Telecom Magnetic Components

Planar Transformer

High Operating Frequency

Low Profile

High Power Density

High Efficiency

Low Resistance

Flat Coil Inductor

Magnetic shielding structure for strong Electromagnetic Interference (EMI) resistance.

Robust assembly design for enhanced structural durability.

Compact size, high current capacity, low magnetic loss, low impedance, and minimal parasitic capacitance.

Minimal impact on temperature rise and saturation current due to environmental conditions.

Compliant with AEC-Q200 standards.

Operating temperature range: -40℃ to +125℃ (including coil heating).

Molding Inductor

Magnetic shielding structure with a closed magnetic circuit, strong electromagnetic interference resistance, and ultra-low buzzing noise

Compact size

High current performance maintained under high-frequency and high-temperature conditions

Low resistance and robust structure

Complies with AEC-Q200 standard products

Power Bead

Small size, high current capacity, and high saturation

Low resistance with excellent EMI suppression capabilities

Magnetic shielding structure

Suitable for surface mounting

Common Mode Choke

High insulation voltage

Suitable for both high and low-frequency noise filtering

Flat wire automated winding

High impedance characteristics

Excellent EMl performance

POE Transformer

Flexible/standard baseplate options

Design flexibility with a wide range of specifications and electrical performance from 3 W to 156 W

Comprehensive range of PoE transformers covering IEEE Type 1 (802.3af), Type 2 (802.3at), Type 3 (802.3bt), and Type 4 (802.3bt)

Isolation voltage of 1,500 VAC between primary and secondary

High operating temperature range: -40°C to 125°C

Low leakage inductance for reduced energy loss

current transformer for ev charging stations - Mentech

OBC Transformer

High insulation strength, low loss, and small distributed capacitance

Temperature range: -40°C to 155°C

Complies with AEC-Q200 standards

Optimized for LLC Resonant Topologies

Flat Wire Common Mode Choke

Lower parasitic capacitance with excellent EMI high-frequency performance

High space utilization

Low temperature rise

Minimized high-frequency skin effect

TV Power Transformer

Recessed design with thinner thickness

On-board height not exceeding 8mm

Automated design for higher efficiency and reliability

Premium high voltage TV transformer design with maximum insulation strength

power supply adapter transformer - Mentech

Power Adapter Transformer

High operating frequency, wide working voltage range, low loss

1-5KV insulation withstand strength

Multiple outputs

Advanced EMI design and robust thermal management

Automotive Transformer

High insulation strength, low loss, small distributed capacitance

Temperature range: -40℃ to 155℃

Complies with AEC-Q200 standard products

Automotive Inductor

Compact size

High current performance maintained under high-frequency and high-temperature conditions

Low resistance and robust structure

Complies with AEC-Q200 standard products

High Power Wound Inductor

Power range: 2000VA~500KVA

High saturation and DC resistance technology design

Insulation levels available: 1500V, 3000V, 4500V

Low loss and high efficiency performance

High Current Handling and Inductance Values

low voltage wound type current transformer - Mentech

Wound Type Transformer

High insulation strength, low loss, small distributed capacitance

Temperature range: -40℃ to 155℃

Complies with AEC-Q200 standard products

Robust wound type transformer construction with optimized winding geometry

Chip Lan Transformer

Ensures signal integrity required for IEEE 802.3 applications with both inductive and capacitive options available

Supports maximum data rates up to 10G for IEEE 802.3

Supports POE applications up to 90W

Operating Temperature Range: -40℃ to +85℃

RoHS Compliant

Traditional Lan Transformer

Supports maximum data rates up to 10G for IEEE 802.3 and ANSI X3.263 standards

Compatible with HDBaseT applications, providing up to 6KV isolation surge for high reliability

Supports POE applications up to 150W

Suitable for automotive applications

RF Transformer

Excellent impedance matching and transformation

High efficiency circuit coupling

Enhanced common-mode rejection

RoHS compliant

Chip Inductor

Ensures signal integrity required for IEEE 802.3 applications with both inductive and capacitive options available

Supports maximum data rates up to 10G for IEEE 802.3

Supports POE applications up to 90W

Small size and low profile, surface mount type

Excellent noise suppression performance

PLC Transformer

Facilitates AC power transmission and power distribution to users

Efficient transmission

Two mounting types: SMT and DIP

BMS Transformer

Low loss

High safety distance suitable for 1500V operating voltage environments

Operating temperature: -40°C to +125°C

AEC-Q200 Qualified

Comprehensive Custom Solutions

Deep Customization Solutions

We offer tailored solutions based on an in-depth understanding of each customer's specific requirements, ensuring they align with intended applications and unique performance criteria. This approach guarantees seamless integration of product functionality and customer needs.

Personalized Standard Components

All standard magnetic components in our product catalog can be extensively customized to meet diverse application scenarios, based on customer specifications.

Flexible Material Selection

During the design phase, we not only allow targeted modifications to component structures and materials but also provide custom mold services to ensure every detail meets specific requirements.

Efficient Simulation and Testing Platform

We have successfully established an ANSYS simulation platform, enabling us to quickly and accurately respond to various magnetic component customization needs, significantly enhancing design speed and product quality.

Certified Testing Laboratory

Mentech's CNAS-certified laboratory enables us to independently conduct comprehensive, rigorous reliability testing of all magnetic components in-house, ensuring robust product quality and long-term stability.

01 01

Core advantages & expression of the product

Chip Communication Transformers

Mentech chip transformer features include compact size, lightweight design, high efficiency, excellent frequency response, and low cross-harmonic interference. These attributes make it highly suitable for communication applications, effectively enhancing system stability and reliability.

New Energy Transformers

With high efficiency, integrated miniaturization, excellent frequency response, and high reliability, new energy transformers, such as planar transformers, automotive transformers, and OBC transformers, offer significant advantages in the new energy sector. They provide stable and efficient power conversion for new energy systems, strongly supporting the development of renewable energy. Learn our applications of new energy transformers.

PFC Inductors

The core advantages of PFC (Power Factor Correction) inductors are high efficiency, rapid response, and low thermal loss. These features make them valuable in power management applications, significantly improving power conversion efficiency, reducing energy consumption, and contributing to energy conservation and emission reduction. Learn more about our products.

01 01

Capacity and factory layout

Global Manufacturing Presence

Our global manufacturing footprint spans across Dongguan and Jiangxi in China, as well as Vietnam in Southeast Asia, creating a diverse matrix of production bases.

Expand more

01/04

Global Manufacturing Presence

Our global manufacturing footprint spans across Dongguan and Jiangxi in China, as well as Vietnam in Southeast Asia, creating a diverse matrix of production bases.

Focus on Core Electronic Products

Mentech specializes in producing a range of core electronic products, including signal transformers, power transformers, inductor coils, power inductors, and high-current power inductors. With an annual production capacity of up to 2 billion units, our products are widely used in automotive, green energy, industrial, communication infrastructure, and various consumer electronics sectors.

Expand more

02/04

Focus on Core Electronic Products

Leading Network Transformer Manufacturer

As the largest manufacturer of chip network transformers in China, we are dedicated to developing innovative solutions that deliver exceptional quality and top-tier production capacity.

Expand more

03/04

Leading Network Transformer Manufacturer

As the largest manufacturer of chip network transformers in China, we are dedicated to developing innovative solutions that deliver exceptional quality and top-tier production capacity.

Market Leader in Communication Transformers

We hold a leading position in the domestic communication transformer market. Additionally, we demonstrate strong capabilities in the SMD inductor and small power transformer segments, continuously maintaining our status as a domestic industry leader.

Expand more

04/04

Market Leader in Communication Transformers

Discuss Your Needs

Spanning a massive 131,863 ㎡ smart factory, our production lines utilize industry-leading automation—from precision winding to high-speed optical inspection. Driven by a powerhouse team of 300+ R&D experts, we are not just a manufacturer, but also a custom solution provider.

Only supports uploading jpg, png, pdf formats. File size limit is 1MB.

Upload Attachment

Submit

Mentech Magnetic Product Line

Mentech - ODM/OEM Manufacturer for Custom Magnetic Components

Customization Process

Custom Solution Design Services

Product Categories for Collaboration

Comprehensive Custom Solutions

Core advantages & expression of the product

Capacity and factory layout