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JL-207C Photocontrol Zero-Cross Protection Technology
viewsVoltage zero-crossing protection technology, for the protection of the relay in the product. The mechanism of protection realization is: the power supply to the relay coil is controlled by the single-chip microcomputer, thereby controlling the closing of the relay contacts. At the same time, the ...Read more -
Inspect 104A and 104B Photocell Switch Report
viewsPlease kindly find the attachment about LJ PSI report，please check. Special Attention Points: 4.1 Master Carton dimension and Qty per Master Carton Need to confirm. 6.2Light source Threshold for On/Off test Fail，need to confirm measured value. 6.3 Light source Response need to confirm measured...Read more -
Long-join Overseas Exhibition Development
viewsTarget: To Sell Light Control Products to International Lamps and Daily Household Items for Ordinary Residents. We had 14 years of experience in selling products overseas, it has won cooperation from many well-known brands. Philips, Cree Lighting, General Electric Lighting, Eaton Cooper and HOMEP...Read more -
It is Get Known More About Shanghai long-join Intelligent Technology Group Introduced
viewsShanghai Long-join Intelligent Technology Co., Ltd. focuses on the design and development of lighting accessories controllers, processing and manufacturing and sales of light controllers. 20 years of professional processing and production of light controllers, providing street light control produ...Read more -
Long-join Intelligent Street Light Controller Case
viewsIn 2019, Long-join Smart Street Light Controller had realized the street lighting of urban roads and technology industrial parks. The implementation area of the smart street lamp project includes not only Shanghai, Guangzhou, Shenzhen and other regions, but also cities such as Shandong and Zhejia...Read more -
Unique Performance Long-Join Intelligent Street light Controller
viewsThe case of Long-join intelligent street lighting controller successfully realized the traditional renovation project of street lighting in urban roads and technology industrial parks. Not only include China’s Shanghai, Guangzhou, Shenzhen and other regions, but also cities such as Shandong...Read more