DC Power Supply & Rectifier Manufacturer

About Liyuan Haina

A legacy of innovation and excellence in rectifier technology since 1997.

Zhengzhou Liyuan Haina Rectifier Co., Ltd. is a professional manufacturer in the rectifier industry in China. Since our foundation in 1997, we have focused on the R&D and manufacturing of IGBT and SCR rectifiers, pulse power supplies, and power quality and energy-saving products.

With years of experience and a commitment to technological advancement, Liyuan Haina has become a trusted partner for industries worldwide. We are ISO9001 certified since 2007, recognized as a national high-tech enterprise in 2015, and our product series have passed CE and CSA certifications.

53,000

Square Meters Facility

R&D Centers

Subsidiaries

Enterprise Strength

Dual Production Bases

Strategically located in Jiangxi, China, and Thailand, ensuring global supply chain efficiency and rapid delivery.

Innovation-Driven

Three dedicated R&D centers collaborating with domestic universities to pioneer energy-saving green power technologies.

Certified Excellence

ISO9001, CE, and CSA certified — meeting international standards for quality and safety.

Our Products

High-efficiency rectifiers and power supplies for industrial applications

Electroplate Rectifier

IGBT/SCR-based DC power supply for nickel, copper, and hard chrome plating with high stability and ripple control.

IGBT/SCR

Anodizing Rectifier

Precision-controlled rectifier for aluminum anodizing, ensuring uniform oxide layer formation.

High Voltage

Water Treatment Rectifier

Designed for electrocoagulation and wastewater treatment, offering energy-efficient operation.

Eco-Friendly

Electrolytic Gas Rectifier

High-current rectifier for hydrogen and oxygen generation via water electrolysis.

High Current

PCB Pulse Rectifier

Advanced pulse power supply for printed circuit board plating with nanosecond precision.

Pulse Tech

Rare Earth Smelt Rectifier

Robust rectifier for high-temperature smelting of rare earth metals with overcurrent protection.

High Temp

Harmonic Control Cabinet

Reduces harmonic distortion in power systems, improving efficiency and compliance.

Power Quality

AC220V Input Rectifier

Compact rectifier for small-scale electroplating and lab applications with stable output.

Compact

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Industrial Applications

Our rectifiers power critical processes across diverse sectors

Electroplating

Nickel, copper, chrome, and PCB plating with precise current control.

Water Treatment

Electrocoagulation, desalination, and wastewater purification.

Metal Smelting

Rare earth, aluminum, and copper electrolysis with high efficiency.

Hydrogen Production

Green hydrogen via water electrolysis for clean energy.

Comprehensive Services

From delivery to maintenance, we support your operations

Delivery & Packaging

Secure, export-standard packaging with global logistics support.

Technical Support

On-site and remote assistance for installation, commissioning, and optimization.

Maintenance

Preventive and corrective maintenance to ensure long-term reliability.

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