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About Us

About Us

Save The Planet by using Renewable Solar Products

As a world-class solar products manufacturer, 4USUNNY specializes in research, development, production, and sales of solar air conditioners and solar fridges and relative solar PV energy products and storage batteries. Since its foundation in 2010,4USUNNY has accomplished significant achievements which outpaced most of our main competitors in terms of production capacity and in the number of innovative designs. 4usunny upholds its belief that innovation is the key driver behind advancement by pursuing new technologies and higher efficiencies. 4usunny is accredited as Batch I Smart Manufacturing Plant by Zhejiang Government.All of products production strictly performed by ISO and CE standards.
4Usunny focused on research and manufacture of 48V DC off grid solar air conditioner,on grid solar air conditioner since the year 2010, we have exported our various kinds of products to over 50 countries and won a good reputation in quality. With over 10 years of development,4USUNNY now has A complete and efficient production capacity, as well as an experienced and innovative R&D team..
“Make world more green”, 4USunny always takes customers’ demands as the precious source to develop products. Partners help us to understand more about the market, about improving products, about the trends. The market chooses the right products. With the strategic plan and continuous hard working, we are now one of the best manufacturers in power storage field.

2023

Develop more cooperation with clients, and new technology will be launched

2018

Technology improvement, more efficiency solar air conditioners system providing, Cooperated with more than 50 countries . Supplying solar system for clients

2016

3rd Generation off grid solar air conditioners available ,cooperation with telecom site; solar fridges supplying too.

2014

2nd Generation ACDC on-grid solar air conditioner available ,Building up cooperation with overseas clients

2012

1St Generation 4USUNNY hybrid solar air conditioner available

2010

4USUNNY was found and OEM production air conditioner

INNOVATION R&D

With a full array of exciting renewable energy technologies, 4USUNNY’s strong innovation continues to help customers to meet their energy saving goals. From residential to commercial and industrial customers, we work with the unique needs of each customer, site, and application to deliver the right products and services. 4usunny has been investing continuously in renewable product innovations by upgrading our laboratory equipment and employing promising R&D talents. Our emphasis on product innovation has allowed us to remain at the technological forefront of the renewable industry.

QUALITY CONTROL

Stringent quality control is the cornerstone of 4USUNNY’s manufacturing. Our customers have come to expect uncompromising quality standards in our products. To meet this expectation of high quality, we continue to invest in state-of-the art equipment and professional training of our employees . We are proud of our product quality and their reliable performance even in the most extreme conditions. 4USUNNY has received certifications for Quality Management System (ISO 9001:2008).

MISSION & VISION

Mission: Change the way we generate and use electricity, optimize energy portfolio, take responsibility of enabling a sustainable future by delivering the cleanest, most efficient and economic solar energy solutions.

Vision : Provide one-stop solution of clean energy and become industry leader.

Our Certificates