What is the corresponding name of u2 lampholder?

The corresponding name of u2 lamp socket is Class III socket.

U2 photographic lamp socket is a kind of photographic equipment socket, which is usually produced by some electronic factories in Yueqing, such as Yueqing Hongchuang Electronic Factory, Yueqing Zhengquan Electronic Co., Ltd. and Yueqing Pu Yin Suyuan Electronic Factory. This kind of socket usually has the characteristics of fuse, and the white three-in-one socket is one of them.

According to its appearance form, contact form, rating, installation mode and other parameters, it can be divided into the following categories: appliance socket, wall-mounted socket, desktop socket, guide rail socket; In addition to the above common types, there are some special AC sockets, such as explosion-proof sockets, waterproof sockets, lightning-proof sockets and so on.