A circuit breaker comprising an electrical path, comprising: a base; an inlet contact group (121, 122) connected to an inlet terminal; an outlet contact group (131, 132) connected to an outlet terminal; and a conductive assembly (115, 111, 112) comprising a soft connection assembly and a hard connection assembly (111, 112), wherein the hard connection assembly (111, 112) is fixed to the base of the circuit breaker, the soft connection assembly is connected to the inlet contact group (121, 122) and the outlet contact group (131, 132), the soft connection assembly and the hard connection assembly (111, 112) are connected to provide an electrical path between the inlet contact group (121, 122) and the outlet contact group (131, 132), wherein the inlet contact group (121, 122) and the outlet contact group (131, 132) are coaxially mounted, characterized in that the hard connection assembly (111, 112) comprises a connecting member and a conductive strip, the connecting member (111, 112) is fixed to the base of the circuit breaker and extends from a position near the inlet contact group (121, 122) to a position near the outlet contact group (131, 132), the conductive strip is fixed to the connecting member and is adjacent to the inlet contact group (121, 122) and the outlet contact group (131, 132), the connecting member is L-shaped and comprises a main body portion and an extended portion extending in a direction perpendicular to the main body portion, the soft connection assembly comprises an inlet side soft connection and an outlet side soft connection; the conductive strip comprises an inlet side conductive strip and an outlet side conductive strip; an end of the inlet side soft connection is connected to the inlet side conductive strip, and another end of the inlet side soft connection is connected to the inlet contact group (121, 122); an end of the outlet side soft connection is connected to the outlet side conductive strip, and another end of the outlet side soft connection is connected to the outlet contact group (131, 132), the connecting member is provided with a connecting hole at each end of the main body portion, a fixing hole between the two connecting holes on the main body portion, and a fixing hole on the extended portion, the connecting member is configured to be fixed by a fastener to the base of the circuit breaker through each of the fixing holes, and each of the conductive strips is fixed by a fastener to the connecting member through the corresponding connecting hole. a base; an inlet contact group (121, 122) connected to an inlet terminal; an outlet contact group (131, 132) connected to an outlet terminal; and a conductive assembly (115, 111, 112) comprising a soft connection assembly and a hard connection assembly (111, 112), wherein the hard connection assembly (111, 112) is fixed to the base of the circuit breaker, the soft connection assembly is connected to the inlet contact group (121, 122) and the outlet contact group (131, 132), the soft connection assembly and the hard connection assembly (111, 112) are connected to provide an electrical path between the inlet contact group (121, 122) and the outlet contact group (131, 132), wherein the inlet contact group (121, 122) and the outlet contact group (131, 132) are coaxially mounted, characterized in that the hard connection assembly (111, 112) comprises a connecting member and a conductive strip, the connecting member (111, 112) is fixed to the base of the circuit breaker and extends from a position near the inlet contact group (121, 122) to a position near the outlet contact group (131, 132), the conductive strip is fixed to the connecting member and is adjacent to the inlet contact group (121, 122) and the outlet contact group (131, 132), the connecting member is L-shaped and comprises a main body portion and an extended portion extending in a direction perpendicular to the main body portion, the soft connection assembly comprises an inlet side soft connection and an outlet side soft connection; the conductive strip comprises an inlet side conductive strip and an outlet side conductive strip; an end of the inlet side soft connection is connected to the inlet side conductive strip, and another end of the inlet side soft connection is connected to the inlet contact group (121, 122); an end of the outlet side soft connection is connected to the outlet side conductive strip, and another end of the outlet side soft connection is connected to the outlet contact group (131, 132), the connecting member is provided with a connecting hole at each end of the main body portion, a fixing hole between the two connecting holes on the main body portion, and a fixing hole on the extended portion, the connecting member is configured to be fixed by a fastener to the base of the circuit breaker through each of the fixing holes, and each of the conductive strips is fixed by a fastener to the connecting member through the corresponding connecting hole.