The invention relates to a special transformer acquisition terminal full performance testing system. A special transformer acquisition terminal comprises a communication interface, an alternating current analog quantity input port, a direct current analog quantity input port, a state quantity input port, a pulse quantity input port, a control output port and an energy meter data acquisition port. The special transformer acquisition terminal full performance testing system comprises a communication device, a computer, a program control three-phase power source, a direct current signal source, a state quantity execution indicator, a pulse signal generator, a control execution indicator and an energy meter; the computer is connected with the communication interface through the communication device; the program control three-phase power source is connected with the alternating current analog quantity input port; the direct current signal source is connected with the direct current analog quantity input port; the state quantity execution indicator is connected with the state quantity input port; the pulse signal generator is connected with the pulse quantity input port, the control execution indicator is connected with the control output port; and the energy meter is connected with the energy meter data acquisition port. Compared with the prior art, the special transformer acquisition terminal full performance testing system increases work efficiency and is convenient to use.