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After years of highly efforts in technical R&D, with the support and trust from users, USFULL has achieved remarkable achievements. Products are sold to more than 90 countries and regions domestic and abroad. USFULL brand will be recognized by everyone!

Discover the ultimate selection of premium products with one-stop destination for innovation and quality.Whether you’re looking to improve your motor efficiency, revolutionize your pumping system, or enhance your solar power system.

From cutting-edge electric appliances to solar-powered solutions, our offerings promise unmatched performance and reliability. Embrace smart technology with our advanced home automation systems, optimize energy use with our efficient photovoltaic accessories, and ensure seamless operations with our precision variable frequency drives.

Every product is crafted with care, meeting the highest standards to bring you the best in class experience. Explore our full spectrum of solutions tailored to fulfill your needs and transform your vision into reality. Connect with us today and step into a world where every purchase tells the story of superior quality and exceptional value. We’re here to support your journey, providing the tools for success and the power to innovate.

Product Categorys

USFULL Solar Pump Inverter

USFULL FU9000D Variable Frequency Drive

USFULL IP65 Solar Pump Inverter

USFULL Solar PV Combiner Box

USFULL 1000V DC Fuse

USFULL-FU9000B-Series-Pump-_-Fan-Inverter-2 (1)

USFULL FU9000B Series HVAC & Pump Inverter

USFULL Solar Pump Inverter-A3

USFULL 1500V DC Fuse

USFULL DC Breaker

Contact Us to Customize Your Solution!

Unlock the power of the sun with custom-crafted solutions. Connect with us today and step into a brighter, more efficient tomorrow tailored just for you!

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USFULL Electrical Products Manufacturer

Top-Grade Products

Established in 2005, Zhejiang Fullwill Electric Co., Ltd. (USFULL) is a leading manufacturer specializing in solar pumping inverters, variable frequency drives (VFDs), combiner boxes, solar accessories, and a wide range of low-voltage electrical products. Our company is certified with ISO9001, CE, IEC, TUV, and INMETRO, ensuring the highest quality standards, backed by a comprehensive series of testing reports.

With over 20 experienced R&D professionals, we are committed to continuous innovation and technical advancement. Over the years, we have built a global presence, exporting our products to more than 90 countries and regions, including the United States, Canada, Russia, and many others. We proudly collaborate with over 200 business partners worldwide, catering to a diverse range of industries.

Driven by a vision of excellence, USFULL is dedicated to providing customized product solutions that enhance user satisfaction. We focus on three core areas: electric drives, photovoltaic water supply systems, and low-voltage electrical solutions. We strive to become a century-old enterprise known for innovation and reliability.

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Self-Owned Factory

With our state-of-the-art automated factory and a professional R&D team of skilled technicians, we develop and manufacture high-quality products at reduced costs while ensuring efficient delivery

Strict Quality Control

As manufacturing professionals, we have a dedicated quality control department with rigorous testing procedures to ensure superior product reliability and performance.

Customized Solutions

At USFULL, our skilled design team provides comprehensive customization services, tailoring VFD solutions to meet all your requirements while offering expert guidance and support.

WHY CHOOSE US?

Why Choose USFULL Products?

Advanced Automated Production

USFULL is equipped with a wide range of automated production facilities, ensuring consistent product quality and efficient manufacturing. Every unit that leaves our factory meets strict consistency standards.

20+ Years of Industry Experience

Founded in 2005, Zhejiang Fullwill Electric Co., Ltd. (USFULL) has over two decades of experience in producing Solar Pumping Inverters, Variable Frequency Drives, Combiner Boxes, and various low voltage electric products.

Certified for Global Standards

As a government-supported high-tech enterprise, USFULL holds ISO9001 quality management system certification, along with EU CE, IEC, TUV, and INMETRO certifications—ensuring our products meet international standards and requirements.

Comprehensive Customization Services

We offer full customization options tailored to our clients’ needs—from logo printing and color customization to developing new product molds. Whether you need OEM or special design support, USFULL has you covered.

Excellent R&D Team

Our team includes over 20 highly-educated engineers, selected through rigorous testing and qualification processes. Backed by a total staff of 200+, our R&D team drives continuous product innovation and improvement.

Rigorous Quality Testing

Every product undergoes a series of strict inspection and testing procedures before delivery. This ensures that each unit meets our high-quality standards and performs reliably in real-world applications.

POPULAR CATEGORYS

USFULL specializes in variable frequency drive, solar pumping inverter and dc accessories. The product technology research and development is constantly updated. The design is patented. We only manufacture products that make customers happy.

Production Capacity

USFULL’s manufacturing base covers over 15,000 square meters and houses more than a dozen production lines, including lines for variable frequency drives, photovoltaic accessories, SMT, and automatic PCB coating. Equipped with advanced automation equipment, our facility significantly boosts productivity while ensuring high product quality and stable output. Modern production technology is the backbone of USFULL’s consistent performance and reliable supply capacity.

OUR CERTIFICATION

We believe that leadership and excellence in supplying our customers with quality products is essential to our long-term competitiveness, that’s why we incessantly invest significant resources to always obtain the required highest standards of quality and reliability.
The certifications USFULL has gained throughout the years are a visible proof of our commitment: TUV, CE, INMETRO, IEC, and more.
Feel free to contact us should you need further details or clarifications on the certified quality of our products.