The utility model discloses an electric power system switch handcart examination auxiliary apparatus, comprising a casing with a built-in cavity; the casing is provided with contact tube holes cooperating with conductive pins of connectors; the contact tube holes are arranged corresponding with the conductive pins uniformly distributed on the connectors. The inner of the casing is provided with a rectification circuit and a protruding AC power line of the rectification circuit. The contact tube holes at least comprise a power energy storage positive pipe hole, a power energy storage negative pipe hole, a conductive self-locking positive pipe hole, a conductive self-locking negative pipe hole, an energization tube hole, an outage tube hole and a common tube hole, wherein the power energy storage positive pipe hole and the conductive self-locking positive tube hole are in electric connection with a positive output terminal of the rectification circuit; the power energy storage negative pipe hole and the conductive self-locking negative tube hole are in electric connection with a negative output terminal of the rectification circuit; the energization tube hole, the outage tube hole and the common tube hole are respectively in connection with tube hole power lines. In switch handcart test, the electric power system switch handcart examination auxiliary apparatus can conveniently perform test wiring, is not easy to cause error, and has high reliability; in addition, the apparatus is simple to operate, and is labor saving and time saving.