The utility model discloses an energy-saving inverter test circuit. The energy-saving inverter test circuit is characterized by comprising a reference voltage generating unit, an electric reactor, 2N tested inverter units and a controller unit, wherein two tested inverter units are positioned in a group; inverters in the same group of tested inverter units are equal in power; the reference voltage generating unit and inverting circuits in the tested inverter units are formed by turn-off insulated gate bipolar translators (IGBTs); the controller unit controls the two tested inverter units in the same group; one tested inverter unit works in an emitted perceptual reactive power state; the other one in the same group works in an emitted equal capacitive reactive powder state; and the N is a positive integer. The energy-saving inverter test circuit disclosed by the utility model is fast in wiring mode, can achieve a full-powder test of a high-power inverting unit in an occasion with small preceding stage input capacity, effectively saves electric energy and testing expenses, and serves as an efficient test mode.