Twelve tips for helping you to pick the good quality socket and switch
1.Clear model No., rated current and rated voltage, manufacturer name or trademark logo.
2.When the wire is connected, the contact with the terminal is totally clamped. There is no obvious gap, and the connection is tight and no loose phenomenon.
3.The socket surface is smooth, and there are no bulges or swellings on the edges, which may affect plug in and removal.
4.Socket should have shutter mechanism and anti-unipolar procedure.
5.The socket contact hole should have a certain distances to the edge of the frame, this will ensure the plug can not be plugged into single one of the pole and causing deadly accidence.
6.The color should be average, the surface is bright, and there are no defects such as dents or shades.
7.The hand feel of toggling the switch is light and handy instead of tight. The sound should be crisp and clear.
8.There should be visible and prominent red color or other kinds of indications on the switch button.
9.The switch should be in place at the time of opening and closing, and should not stay in the middle of travel.
10.The terminals and screws should be bright and no rust marks, deformations and cracks.
11.The rated current of switch or socket should not be more than the local power grid rated current .
12.The cover and the frame are firmly combined, no looseness. Yet they can be easily dis-assembled by the tools. And there is no tightness and difficulty during that.