Redundant type ethernet power supply switch

The utility model discloses a redundant type ethernet power supply switch, including can be for the ethernet switch of PD equipment power supply to too ARM control circuit is connected respectively to the network switches input/output end, unified WEB interface management, and ether network switches has the reciprocal exchange of business and goes upward the business of assembling, still includes an expansion interface, and the power is the power supply of ether network switches. The utility model discloses can be in the in -process of self -healing, the emergence of instantaneous ring when avoiding the link protection and resumeing to realize the self -healing in the shortest time, under in good condition's the condition, the time that the network communication is resumeed to looped netowrk protection agreement can be less than 50ms even, and can provide good independence or unified WEB management and all gained very big breakthrough on network data handles. Develop rapidly in market, the utility model discl