The invention relates to the technical field of current transformer replacement tools, and provides a 10kV mid-set switch cabinet current transformer replacement special tool, which comprises a base,wherein a lifting mechanism is fixedly installed on the base, a first support column is fixedly installed on the lifting mechanism, a fastening mechanism for disassembling and installing a current transformer is rotatably installed on the first support column, and a support bar for supporting the fastening mechanism is connected between the fastening mechanism and the first support column. The invention solves the technical problems that the traditional replacement mode requires the electric power personnel to manually carry the current transformer for disassembly, the working labor intensityis high, the operation is inconvenient, and the safety accident is easy to occur.