QUALITY ASSURANCE
We have 100% quality guarantee to customers. We will be responsible for any quality problem.
REASONABLE PRICE
Good Quality + Factory Price + Quick Response + Reliable Service, is what we are trying best to offer you.
FAST DELIVERY
We have full stock, and can deliver within short time. Many styles for your choices.
GOOD SERVICE
High-quality after-sales service, tracking usage, and positive feedback. Rapid response within 24 hours.
Product Center
We Promise To Find You The Right Products
· Frequency: 50HZ, 60HZ
· Isolation: 4KV (Hi-pot)
· Insulation Class: ULclass B, F, H, N.(Optional)...
· Power Range: 5VA to 2KVA
· Frequency: 50HZ, 60HZ
· Isolation: 4KV (Hi-pot)
· Insulation...
45W AC-DC PCB Installation Green Power Module
40W 1"x1" Encapsulated DC-DC voltage regulation converter
45W AC-DC Screw Terminal Installation Green Power Module
· Power Range: 60VA to 20KVA
· Frequency: 50HZ, 60HZ
· Input/Output: Customized
· Work...
· Power Range: 60VA to 20KVA
· Frequency: 50HZ, 60HZ
· Input/Output: Customized
· Work Circle:...
· Frequency: 50HZ, 60HZ
· Input/Output: Customized
· Work Circle: Customized, such as ED 80%
...
Product Application
Our products are used in various industries!
New Energy
Smart Home Energy Storage
Medical
Security
Security
Security
Security
Security
About Us
Zhejiang Zuoao Technology Co., Ltd
As a professional transformer manufacturer, Wanji was founded in 1987 and merged by Zhuoao in 2022, is located in Hangzhou Bay New District, Ningbo. It is a professional manufacturer of intelligent controller (PCBA) and power transformer products. The company has won the honorary titles of "National high-tech Enterprise", "National Little giant" firms (specialized and sophisticated enterprises that produce new and unique products) and so on. In 2021, was listed on the NEEQ Concept Stock (securities abbreviation: Zuoao Technology, stock code: 872337). The company has two production plants, controller division and power division, covering an area of 40,000 square meters, and currently has more than 500 employees. Under ISO9001 and ISO14001 system, the company implements ERP and MES management, and all materials meet RoHS requirements.
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Experienced Staff
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Patents
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Years Experience
Video Center
Warmly welcome friends from all walks of life to visit, investigate and negotiate business!
Our Honor
7 Invention Patents, 23 Utility Model Patents, 1 Appearance Patent, 10 Software Copyrights.
News Center
Our news will be updated in time, please pay more attention to us.
Jan 13, 2026
As early as April 2025, Republican Senator Graham and Democratic Senator Richard Blumenthal jointly drafted and intro...
Jan 05, 2026
On the 3rd, U.S. President Trump stated that the United States had carried out a historic military strike against Ven...
Dec 22, 2025
Recently, the Indian Department of Telecommunications issued a directive to eight communication applications, includi...
Dec 16, 2025
According to Bloomberg News, major Wall Street institutions such as Deutsche Bank, Morgan Stanley, and Goldman Sachs ...