SCR controlled silicon rectifier
Large power silicon rectifier
High-frequency switch -
power supply unit
special type power
control&display
fittings
other products
network control









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        Our Company specializes in the manufacture and distribution of SCR controllable silicon rectifier, high-frequency switch power supply unit, high-frequency impulse power supply unit, high-speed negative pulse power supply unit and their network and intellectualized control system.
        With nearly twenty years¡¯ experience in the design and manufacture of the said power supply units, our Company lays stress on the R&D new products and keeps pace with the up-to date technology in the industry. On the basis of different operating environments and the principle of ¡°Quality first¡±, the Company has developed a large number of reliable and practical power control units.Particularly in the recent years, our Company keeps ahead in the industry and takes the lead in developing complete digital network controlling rectifiers for the network control of RS485, Profibus-DP, etc, which are stable in performance, highly accurate and free form signal attenuation. With large batches of products brought into service in recent years, our products have won good reputation among users and been becoming mature and reliable with each passing day.
        The said power units are mainly applied in the sectors of electroplating, electrolysis, electrochemistry, oxidation, electrophoresis, smelting, electroforming, communication, etc. The cooling means used for them mainly include air cooling, water cooling, oil cooling, oil and water cooling and refrigerator cooling. For a number of years, the products have been well received by thousands of foreign and domestic users, including some world leading PCB manufacturers, hardware electroplating factories, electrolysis and smelting works and electrochemical plants.
        At the same time, our Company has developed diverse rectifier accessories, such as ampere-hour meter, timing temperature controlling system, automatic current regulating system and intellectual swing controllers. Furthermore, we are capable of designing, developing and manufacturing of all kinds of special power units in accordance with user¡¯s field operation conditions, including automatically cyclical reversing power unit, impulse oxidation power unit, multiple-pass impulse power unit, automatic constant current and density power unit, electrolysis and coloring power units, impulse noble metal electroplating power unit, etc.
        Our Company will continue to following the business concepts of ¡°Expertise, specialization, brand, innovation and service¡± and constantly adhere to ¡°Quality First & Customer Utmost¡± principle .By working arduously and committing ourselves to the management, we strive to improve the quality of our products and services day by day.
Copyright (C) GuangZhou City Li Yuan Electrical Equipment Co., Ltd
Headquarters: Dongguan Li & Yuan Electrical Equipment Co., Ltd
Tel£º(86) 769-83398857¡¡Fax£º(86) 769 83398480
Jiangxi Factory£ºJiujiang Liyuan Rectifier Equipment Co., Ltd
Guangzhou Office£ºGuangzhou Liyuan Electrical Equipment Co., Ltd
Hong Kong Office£ºHong Kong LiYuan Electrical International Co., Ltd