Air-conditioning controller function testing device and system

The utility model discloses an air-conditioning controller function testing device and a system, wherein the air-conditioning controller function testing device comprises a first transmitting module, a receiving module and a first judgment module. The first transmitting module for transmitting testing command is connected with a testing board; the receiving module is connected with the testing board; and the first judgment module for judging whether the function of a detected air conditioner is normal or not is connected with the receiving module. The air-conditioning controller function testing device and the system can realize automatic detection for air-conditioning controller functions and further improve detection speed.