Magnetic Components Manufacturer

Fortune 500 companies work with us since 2020. They trust us not because we have 27 years of experience in the Magnetic Component industry, but our expertise in customized solutions, stable delivery time and product quality.

Reliable & Knowledgeable SMD Manufacturers

Complete Purchase And Technical Custom Services

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Twenty Six Years of Top Experience

Our main products include all kinds of Electronic components, high frequency transformers, low frequency transformers, chokes, toroidal inductors, chip inductors, switching power supplies, etc. Our engineers have rich experience in R&D, and our services will meet your design needs.

We provide a large number of efficient processing solutions for industrial customers. The precision and stability of our products are at the forefront of the industry.

They chose us

Who needs electronic transformers

Clients choose us for our combination of superior quality and competitive pricing. We've earned their trust by consistently delivering exceptional products at fair prices, and we remain committed to maintaining this trust through ongoing innovation and excellent service.

Quality is a Top Priority at LPEMA

We are dedicated to delivering products and services that not only meet but exceed the expectations of our customers. Our commitment to quality is evident in every aspect of our operations.

LATEST BLOGS

Your Partner LPEMA

从 15W 到 90W:PoE 标准演进如何改变变压器设计

PoE 供电从 IEEE 802.3af 的 15W 提升至 802.3bt 的 90W,解析功率升级对磁芯、绕组、饱和裕量、DCR 与绝缘设计的影响。

Sep 13, 2026

为什么电源工程师容易忽略变压器 DCR,以及为什么不该忽略

变压器直流电阻 DCR 常被标为参考值,却可能主导大电流设计的铜耗。本文说明 I²R 损耗、温度系数、四线测量及规格制定方法。

Sep 13, 2026

Frequently Asked Questions

Send an inquiry—Communicate requirements—Engage with a professional engineer—Research and design—Quotation—Sample—Pilot production—Mass production

发送询盘 — 沟通需求 — 对接专业工程师 — 研发设计 — 报价 — 打样 — 试产 — 量产
  1. Provide samples for our disassembly analysis.
  2. Provide the product specification document.
  3. Provide electrical parameter requirements (such as current, voltage, power, frequency, inductance), product size specifications, circuit diagrams, transformer pinout diagrams, and special process requirements. [For specific information, please contact us.]

提供样品供我们拆解分析。 提供产品规格书。 提供电气参数要求(如电流、电压、功率、频率、电感)、产品尺寸规格、电路图、变压器引脚图以及特殊工艺要求。【具体信息请联系我们。】

Yes, we are an innovative electronic component manufacturer integrating R&D design with production. We have the capability for independent research and development. Our R&D team consists of over 20 professionals, ensuring to address all customer needs from the design and development phase through to after-sales service.

可以,我们是一家集研发设计与生产于一体的创新型电子元器件制造商,具备自主研发能力。我们的研发团队拥有 20 多名专业人员,从设计开发阶段到售后服务,确保满足客户的所有需求。
During the sample phase, we provide detailed test reports for customer reference to ensure that all electrical parameters meet the customer's requirements. In the pilot production phase, we provide a detailed specification document for customer approval, and production will only commence after customer confirmation. During the mass production phase, we have a professional quality assurance team of over 30 members, covering all inspections from raw materials to finished products. At the same time, we are equipped with approximately 100 inspection machines, covering inspections from appearance to various parameter tests, to ensure the product's pass rate.
在样品阶段,我们提供详细的测试报告供客户参考,确保所有电气参数满足客户要求。在试产阶段,我们提供详细的规格文件供客户审批,经客户确认后方才投入生产。在量产阶段,我们拥有 30 多人的专业品质保障团队,覆盖从原材料到成品的全部检验环节。同时,我们配备约 100 台检测设备,涵盖从外观到各项参数测试,确保产品合格率。

Our Mission

Our commitment to innovation and industry best practices enables us to drive efficiency, foster growth, and contribute to our clients’ long-term success.

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