Your Trusted Choice for Excellence and Innovation

"Why Partner with Greegoo: Your Trusted Choice for Excellence and Innovation”

Choose Greegoo Electric for an unmatched blend of superior quality and dedicated service. Guided by our “Customer Satisfaction” philosophy and 20 years of industry expertise, we provide high-quality power semiconductors, vacuum contactors, and more, boosting your equipment performance by 50%. Rigorous quality control and patented core technologies ensure durable, reliable products, with 98% of customers opting for long-term partnerships. Our customized ODM services, with development cycles as short as two weeks, meet your unique requirement. Greegoo’s efficient management system and global network spanning 50 countries guarantee rapid response and professional support, seamlessly addressing every concern from pre-sales to after-sales. By optimizing costs, we offer high-value products to help you stand out in the market. Our stable team and culture of honesty and responsibility make us your trusted partner. Choose Greegoo and build a prosperous future together!

Expert Pre-Sales Support

Pre-sales consultation and technical parameter confirmation—we offer one-on-one professional service to ensure your needs are precisely met. Rapid response is our core commitment, with a dedicated team available 6×10 hours online to address your queries anytime. Our meticulous technical parameter confirmation and customized support cater to diverse requirements.

Precision Manufacturing & Fast Delivery

After perfecting our pre-sales service, we strictly adhere to customer technical specifications during production, ensuring high quality and exceptional standards. Employing advanced manufacturing techniques, we meticulously control every stage—from components to finished product dimensions—guaranteeing precision and consistency. With cutting-edge equipment and a skilled team, we deliver swiftly, meeting the demands of urgent projects. Choose us for seamless quality assurance from design to delivery, laying the foundation for long-term collaboration!

Comprehensive After-Sales Support

In our after-sales service, we provide detailed usage guidance, safety tips, installation methods, testing procedures, and regular inspection recommendations to optimize your equipment performance. Storage should be kept dry and ventilated, with attention to avoiding overloading or improper operation. Greegoo Electric, with 30 years of rich manufacturing experience, professional support team for rapid response, ensuring efficient equipment operation, fostering long-term collaboration, and providing ongoing technical upgrade suggestions!

Customer-Centric Excellence

Greegoo Electric upholds a customer-centric corporate culture, dedicated to delivering an exceptional customer satisfaction experience. Through continuous employee training, we cultivate a professional team, ensuring leading product and service quality. We sincerely thank our long-standing clients for their trust and support, which have driven our steady 30% annual growth. From semiconductor devices to vacuum contactors, every step forward owes much to your invaluable assistance. In the future, we will continue to innovate, deepen collaboration, and work together to create a brilliant future!

Month

Enjoy an 18-Month Quality Assurance Guarantee

Hour

Enjoy 24-Hour Rapid Response Customer Support

300+

Workers

1,000,000

Operations

High Reliability for 1 Million Maintenance-Free Operations

Feedback of our Valued Customers

Dear Peter I hope you are well. Thank you for the samples, they have worked well. We would like to proceed with an order for 500 units. Can you please send a PI? Kind regards Alex

Alex

Our company ordered your vacuum contactors for a rated current of 1000A, 1250A. We are very satisfied with the quality and appearance of your products. We also use vacuum contactors for rated current 160A, 250A, 400A, 630A in the amount of 3000 pieces per year, auxiliary circuit Form 4A+4b, closing time ms ≤50. I will be very grateful for your feedback. I look forward to working with you!

Roman

You DC to DC SSR has performed exceptionally well in our application, exceeding our expectations with its efficiency and reliability. The low voltage drop design minimizes energy loss, while the elimination of the need for a heatsink has simplified our setup and reduced costs significantly.

Yakov

As a proud representative of Greegoo for the past 10 years, I am delighted to share my heartfelt feedback. Over this decade, I have been consistently happy and satisfied with the outstanding quality of your products and the exceptional service you provide. The reliability of items such as IGBT, MOSFET, thyristor modules, bridge rectifier and diodes have met and often exceeded our expectations, supporting our operations seamlessly. Your fast response to inquiries and support requests has been a standout feature, ensuring we always receive timely assistance.

Arun

Authoritative And Serious, Worthy Of Trust

Withstands every rigorous test Provides customer satisfaction Product quality is achieved with high standards

Welcome to Greegoo Electric's YouTube Channel!

Discover the world of innovative electrical solutions with Greegoo Electric! Our YouTube channel is your go-to destination for exciting product showcases, expert tips, and in-depth tutorials. From cutting-edge technology to practical applications, our videos highlight how our products can power your projects with efficiency and reliability.

Official YouTube Channel

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Products and Services

Greegoo has been manufacturing over 3,000 electrical and electronic components since 1995, including power semiconductors (thyristors, diodes, IGBT modules, bridge rectifiers), solid-state relays (single/three-phase, DC/AC), vacuum contactors (1.14kV–40.5kV), and high-voltage relays etc. We offer OEM/ODM services, customizing solutions like solid-state relays with wide input range, high-performance vacuum contactor featuring a rapid 30ms closing time. Greegoo is committed to high quality, reliability, and excellent technical support.

Customized Your Request

Download the Catalogue

Browse Product Listings

Sales Leads

Still Have Questions? We're Here to Help!

Contact our dedicated support team, available Monday through Friday, for expert assistance. You can also reach us anytime via email at greegoochina@gmail.com. Let us provide the answers you need to power your projects with our solutions.

Where are the Factories of Greegoo in China?

At Greegoo Electric, we deliver world-class electrical solutions through our specialized facilities across China. Yueqing, Zhejiang: Our cutting-edge factory produces reliable solid state relays, circuit breakers and switches for industrial needs. Wenzhou, Zhejiang: Our dedicated import-export hub connects global markets with premium electrical components. Yidu, Hubei: Our advanced manufacturing center crafts medium-voltage switchgears for robust power systems. Shenzhen: Our R&D powerhouse drives innovation in electrical technology design. Jiangsu: Our specialized plant delivers high-performance power semiconductors.

What are the Applications of Greegoo's Products?

Greegoo Electric’s products serve industrial automation, power electronics, renewable energy, power distribution, building control, and welding. Applications include inverter systems for solar energy and electric vehicles, motor drives, induction heating, and energy storage. The vacuum contactors and high-voltage switchgears ensure dependable power distribution in industrial grids. Power semiconductors and rectifiers are used in welding machines, battery charging, and brushless generators, delivering reliable performance across diverse industrial and commercial applications in over 50 countries.

How does Greegoo Electric ensure reliable global delivery for its electrical components?

Greegoo Electric offers worldwide shipping, delivering our high-quality electrical components to over 50 countries via trusted logistics partners like DHL, air freight, or sea freight, ensuring fast, secure, and cost-effective delivery tailored to your needs.

News

NewsAugust 05,2025

Greegoo Secures New Mining Industry Client in South Africa with Vacuum Contactor.

Our vacuum contactors are recognized for their exceptional performance, especially in rigorous industrial settings like mining, where reliability is critical.

NewsSeptember 11,2025

Exploring the Unique Features of the GHFVC-160A/5kV Vacuum Contactor - 400Hz, Magnetic Latching and Rail Applications

400Hz high-frequency design, magnetic latching mechanism, and optimization for rail applications

NewsDecember 20,2025

Cheers to a Fantastic Year of our Partnership

Season's greatings & Happy New Year

NewsNovember 08,2025

Greegoo Expands into Latin America with New Brazil Partnership

Distribute Greegoo’s semiconductor product portfolio across Brazil and key Latin American markets through their extensive sales and service network.

NewsDecember 09,2025

Ultra-Fast Vacuum Contactor, bypass switch, bypass vacuum contactor

Greegoo Launches Industry-First 400A 2.5kV Ultra-Fast Vacuum Contactor Breaks Performance Barriers

The ideal bypass switch solution for high-inrush applications such as capacitor bank switching, transformer inrush mitigation, reactor switching, and hybrid transfer switches...

Enquiry

Get more Information

+852-55729775

WeChat

Greegoo

Skype

Greegoo_Peter

Gmail

GreegooChina@Gmail.com

Office Address

Jinye Mansion, Lvzhuang Liushi, Yueqing City, Zhejiang China. Post Code: 325604

0086-159-58776000

0086-577-62776000

Contact Person

Mr.Peter Xiao

Position

Director

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