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Premium VFD & Solar Pumps from China

High-efficiency motor drives and solar-powered water pumps engineered for industrial automation and sustainable energy solutions.

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HZ Electric Factory

About Zhejiang HZ Electric Co., Ltd.

Established in 2014, Zhejiang Hertz Electric Co., Ltd. is a professional manufacturer specializing in the research, development, production, and sales of motor drive products. We serve high-level equipment manufacturers and industrial automation system integrators worldwide.

With over a decade of experience and more than 80 patents, we deliver reliable, energy-efficient VFDs, solar-powered pumps, and critical VFD components trusted across mainland China, Southeast Asia, and Northeast Asia.

2002
Founded Experience
150+
Team Members
20,000+
㎡ Production Area
90+
Products Developed

Global Certifications & Standards

ISO 9001 Certified

Quality Management System compliant with international standards.

ISO 14001 Certified

Environmental management system for sustainable manufacturing.

CE & 3C Certified

EU CE for inverters, China 3C for soft starters – full compliance.

Our Products

Engineered for performance, reliability, and energy efficiency

3.7KW VFD

3.7KW VFD

High-efficiency frequency drive with advanced CVT technology for smooth motor control.

  • 3.7kW Power Output
  • Three-phase Input
  • CE Certified
5.5KW VFD

5.5KW VFD

Robust inverter for industrial applications with superior thermal management.

  • 5.5kW Output
  • IP20 Enclosure
  • Built-in EMC Filter
7.5KW VFD

7.5KW VFD

High-torque drive ideal for pumps, fans, and compressors.

  • 7.5kW Power
  • Vector Control
  • Modbus RTU Support
11KW VFD

11KW VFD

Heavy-duty frequency inverter for demanding industrial environments.

  • 11kW Output
  • DC Reactor Built-in
  • Overload Protection
1.5KW VFD

1.5KW VFD

Compact and efficient drive for small motors and light industrial use.

  • 1.5kW Power
  • Single/Three Phase Input
  • LED Display Interface
2.2KW VFD

2.2KW VFD

Reliable variable frequency drive with intelligent protection features.

  • 2.2kW Output
  • PID Control Function
  • Fan Cooling System
Solar Powered Pump

Solar Powered Pump

Energy-independent water pumping system powered by solar energy.

  • DC Brushless Motor
  • MPPT Technology
  • Dry-run Protection
VFD Parts

VFD Parts

Original replacement components for inverter maintenance and repair.

  • IGBT Modules
  • Capacitors & Reactors
  • Control Boards
View All Products

Why Choose HZ Electric?

We deliver more than products — we provide solutions

Advanced Technology

Utilizing cutting-edge materials and first-rate engineering for superior product performance.

24/7 Technical Support

Expert assistance available around the clock to answer technical questions and guide product selection.

Global Shipping

Efficient logistics network serving customers in China, Southeast Asia, and Northeast Asia.

Customer-Centric Service

We prioritize integrity, careful work, and guest-first principles in every interaction.

80+
Patents Obtained
90+
Products Developed
20,000+
㎡ Factory Area
150+
Team Members

Frequently Asked Questions

How should VFD power be selected?

The VFD power should match the motor’s rated power and consider load type, starting torque, and duty cycle. We offer expert guidance to ensure optimal selection.

What are the peripheral equipment of a VFD?

Common peripherals include circuit breakers, contactors, AC/DC reactors, filters, and braking resistors to ensure safe and efficient operation.

Do your solar pumps work at night?

Solar pumps operate during daylight. For nighttime use, pairing with a battery storage system or hybrid inverter is recommended.

Is technical support available internationally?

Yes, we provide 24-hour technical support via email and phone for customers worldwide.

Contact Us

For product inquiries, technical support, or partnership opportunities, visit our official website to get in touch.

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