The invention relates to a microcomputer protection test wire integrated box comprising a box body, a fixing shaft, a wire reel, a spring and an operation lever; the box body has a cavity structure; the fixing shaft passes through two ends of the box body; the wire reel sleeves on the fixing shaft; one end of the spring is fixed on the fixing shaft; the other end of the spring is connected with the wire reel; one end of the operation lever is connected with the spring in a clamp mode; the other end of the operation lever protrudes from the box body; a test wire is wound on the wire reel. The microcomputer protection test wire integrated box of the invention can solve the problems of complex connections, disordered placement and messy storage of tester test wires during microcomputer protection test debugging process by field test personnel; by means of the microcomputer protection test wire integrated box, time of field test is saved, working efficiency is increased and on-site safe production is further increased.