1.Large flow capacity, long service life; 2.Adopt multistage protection, residual low, good protection effect; 3.Low insertion loss, excellent transmission performance; 4.Built-in fast semiconductor protection device, nanosecond response speed; 5.Energy saving, environmental protection, rack type structure, easy installation. Scope of application: video signal -arrester is mainly used for surge protection of cable TV transmission system of coaxial cable transmission line, CCTV video monitoring system equipment (such as hard disk recorder, matrix, optical terminal, camera). Can prevent the above types of system equipment by or industrial noise induced overvoltage, overcurrent phenomenon and other instantaneous surge voltage to the system or equipment caused by permanent damage or instantaneous interruption and other hazards. Color: As Shown Material: Aluminum Alloy Package Contents: 1 x arrester Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.