To enable the switching between supply and block of power to an electrical device mounting a secondary battery thereon by a simple configuration, and to enable the grasping of a power supplying state at a glance.

A power supply connector connected between an electrical device having a secondary battery, and an AC adapter converting an AC power supplied from a commercial power supply into a DC power, comprises a main body having a power feeding part connected to the electrical device having a secondary battery, and a power reception part to which a connector of an electric wire connected to the AC adapter is connected. The main body is provided with power supply switching means switching between supply and block of the DC power from the AC adapter to the electrical device having a secondary battery.