Charging connector and method of mounting it

An object of the present invention is to enable mounting of a protection cap without enlarging a charging connector. The present invention concerns a charging connector 10 which is connected to a vehicle-side connector provided in a vehicle to charge a battery installed in the vehicle. The charging connector 10 includes a connector main body 11 with a connecting portion 13 connectable to the vehicle-side connector, a protection cap 30 made of an insulating material and to be mounted on the connecting portion 13 separated from the vehicle-side connector, and a cable W drawn out from the interior of the connector main body 11 to be connected to a power supply. The protection cap 30 is removed from the connecting portion 13 and attached to the cable W in connecting the connecting portion 13 to the vehicle-side connector.