Multifunctional power source test system

The invention relates to a multifunctional power source test system, which comprises a middle back plate, wherein the front side of the middle back plate is inserted with a plurality of blade type main board sockets, more than one primary power source module socket and more than one fan cooling module socket, the back side of the middle back plate is inserted with a direct current 12V output wiring terminal and an I<2>C signal output socket, the direct current 12V output wiring terminal is used for connecting an electronic load to be used as a test load of a primary power source module, the I<2>C signal output socket is used for connecting a single chip development plate and sending the collected test data to the single chip development board, and the single chip development plate is connected with a computer. The test system has the advantages that multiple test functions are realized, the cost is low, the test efficiency is high, and the like.