The invention relates to the technical field of test equipment and discloses a general device for urban rail product motion tests. The general device comprises a casing, an output plug module arranged on the casing, a display indicating lamp module, a switch button module, an input power source plug module and a short circuit plug module, wherein the output plug module comprises a first output plug and a second output plug, one end of the first output plug is connected with detected products through the short circuit plug module, the other end of the first output plug is connected with the second output plug, and the other end of the second output plug is connected with the display indicating lamp module, the switch button module and the input power source plug module. The general device is advantaged in that control channels can be adjusted, a problem of single use existing in a traditional device can be solved, test demands of all the urban rail product motion tests can be satisfied, the general device plays an important link role for rapid conversion and rapid response among different projects and different products, production cost is reduced, and work efficiency is improved.