Front-end test box of video monitoring device

The invention discloses a front-end test box of a video monitoring device, which comprises a power box and a network box;t the power box and the network box respectively comprise a box body, and a panel is arranged on the box body of the power box structure; an alternating-current transformer is mounted on the panel; the panel is provided with a contactor, a double-P air switch, a single-P air switch, a V direct-current transformer, an OBO lightning protection module, a single P + N air switch and a ground wire bar. A box body of the network box is provided with a panel, and the panel is provided with an industrial Ethernet switch and an optical cable terminal box. In order to overcome the defect that the space environment of the existing equipment room cannot meet the cable laying requirement of the camera, the invention provides a mode of indirect access at the front end to ensure that all cameras can be smoothly accessed into the equipment room, so that the cable cannot be seriouslyextruded and deformed, a