Foreign brands: Xi 'an ABB, Shanghai Cooper.
Capacitor, usually referred to simply as its ability to hold charge, is a capacitor, which is represented by the letter C. Definition 1: A capacitor, as its name implies, is a' charged container' and a device that holds charge. English name: capacitor. Capacitor is one of the electronic components widely used in electronic equipment, which is widely used in blocking DC, coupling, bypass, filtering, tuning circuit, energy conversion, control and so on. Definition 2: capacitor, any two conductors (including wires) that are insulated from each other and closely spaced form a capacitor.