Many amateur friends or ready to do wall switch wholesale friends when selecting a switch socket don't know how to distinguish the quality is good or bad, is very upset, in order to help more friends can choose to suit oneself switch socket, small make up detailed introduce for everybody here how to correctly choose and buy high quality wall switch socket.
First of all, the choice of switch socket we must start from the internal parts, because most of the core components are inside. Copper parts of switch sockets, usually brass and copper. Brass electrical conductivity is poor, and easy to heat, toughness is not good, not high quality copper. And red copper is high quality home decoration wall switch with the most copper parts, its hardness, good heat dissipation, electrical conductivity is good, and not easy to be oxidized, when the choose and buy the best choose and buy those wire cutting type of red copper as copper products.
Next, see the contact point of electric part of switch socket namely, silver nickel alloy is a kind of better contact material, its melting point is tall, conductivity is good, and quality of a material is hard, not easy rust and be oxidized.
In addition is to see the protective door, excellent wall switch socket will have a protective door, so when the choose and buy to choose the product of the protective door. At the time of selection, if not very hard to top open the unilateral protection door, this is not very good, try not to buy.
Finally, it is to see the power of switch socket, mainly its rated voltage and rated current, mainly is the current, to ordinary home installed wall switch socket rated current to reach 10A, air conditioning switch socket to reach 16A has been enough for the use of the family. Therefore, we must distinguish carefully when choosing wall switch wholesale, from all angles to screen excellent switch socket products, can not blindly look at the appearance and price.
