Connectors, plugins, plugins are generally rectangular connectors

Connectors, plugins, plugins are generally rectangular connectors. The range of use of the terminal block is relatively simple, generally used in electrical and electronic fields, used for PCB boards, printed boards and power distribution cabinet inside and outside the wiring. There are more and more terminals in use, and more and more kinds. At present, the most widely used in addition to PCB board terminals, there are hardware terminals, nut terminals, spring terminals, etc., in the power industry has a special terminal block, terminal box, above all terminals, single layer, double layer, current, voltage, common, can be broken, etc