Swiper For 3L indexhot single file

Molded Power Choke

Common Mode Choke

Ferrite Based SMT Power Choke

Traditional Inductor

Multilayer Beads & Inductors

Customized Design


Automotive(AEC-Q200 qualified)

Industrial & Medical

Power Supply

Power Module

Smart Home & IoT


The Most Professional Coil Team

With 40 years of experience in Coil field .

To be a professional company, 3L hope to make more contribution on our professional field, Inductors and High End Transformers.

Our's Responsibility

3L hope our Employees may get Achievements, Skill Upgrade and Satisfied Reward. Hope our Customers may treat 3L as a reliable and trustable partner. Hope our Investors may get profit and sustainably increasedshareholder value.

Our Goal

Our goal is to make the name 3L synonymous with outstanding inductor technology and fast growing business performance in world class –Let our employees, customers and investors be proud of us.

We Also Care about Environment

We care for life, health and earthly environment, Abide by the laws and regulations, follow the customers’ requirements, Focus on the design, production and sales of green products.