False battery apparatus and false battery system

The disclosure provides a false battery apparatus and a false battery system. The false battery apparatus comprises a box (1) and a circuit mainboard (2) contained in the box (1), wherein a protection circuit is laid on the circuit mainboard (2), the box (1) is provided with a power supply interface (4) used for being electrically connected with a power supply (3) and an adaption wire interface (6) used for being electrically connected with an adaption wire (5), the power supply interface (4) and the adaption wire interface (6) are electrically connected with the circuit mainboard (2); in this way, the false battery apparatus provided by the disclosure provides a good connection effect between the power supply and electronic equipment to be measured through the circuit mainboard thereof, and can supply power to different kinds of electronic equipment at the same time by replacing different adaption wires or adaption wire plugs without replacing different false batteries, thus the false battery apparatus is low in cost and good in operability.