It is internally composed of a power transformer and a rectifier circuit. It can be divided into an AC output type and a DC output type according to its output type; it can be divided into a wall type and a desktop type according to the connection mode. There is a nameplate on the power adapter, whi... read more
The AC plug is connected by two fork-type contact springs positioned at the center of the base (tuning fork type AC head) or a smooth hollow metal cylinder positioned at the center of the base (in-line AC head). Connected. Turn left | turn right Also exposed on the outside of the insulating base cyl... read more
1.SYV: solid polyethylene insulated RF coaxial cable 2. SYWV (Y): physical foaming polyethylene insulated cable TV cable, video (RF) coaxial cable (SYV, SYWV, SYFV) for closed-circuit monitoring and cable TV engineering SYWV (Y), SYKV cable TV, broadband network dedicated cable structure: (coaxial c... read more
First, the use code - not marked as a power cable, K is the control cable, P is the signal cable; Second, the insulation code - Z oil-impregnated paper, X rubber, V polyvinyl chloride, YJ cross-linked polyethylene Third, the conductor material code - not marked as copper, L is aluminum; Fourth, inne... read more
RV copper core vinyl chloride insulated connecting cable (wire) AVR tinned copper core PE insulated flat connection flexible cable (wire) RVB copper core PVC flat connection wire RVS copper core PVC stranded connecting wire RVV copper core PVC insulated PVC sheathed round connection flexible cable A... read more
1. Universal rubber plastic power cord Scope of application: connection and internal installation line of power, lighting, electrical equipment, instrumentation and telecommunication equipment with AC rated voltage of 450/750V and below 2. Rubber plastic soft power cord Scope of application: It is m... read more