An electrical switching device comprising at least one input connection pad, at least one output connection pad, and at least one connection member adapted to switch between a closed position allowing the passage of electrical current between the input and output connection pads (15, 20) and an open position preventing the passage of electrical current between the input and output connection pads (15, 20), the electrical switching device comprising an accelerometer adapted to measure at least one component of an acceleration of the electrical switching device when switching the connection member between the closed position and the open position and a controller configured to estimate, based on at least one acceleration measurement signal delivered by the accelerometer, a switching time taken by the connection member to switch between the closed position and the open position, and to determine the electrical switching device's wear based on at least the estimated switching time, wherein the connection member comprises a connection element and an actuator, the connection element being movable relative to the connection pads (15, 20) between a first position and a second position and being configured to electrically connect the two connection pads (15, 20) when the connection element is in the first position and to electrically disconnect the two connection pads (15, 20) when the connection element is in the second position, the actuator comprising at least one part movable relative to the connection pads (15, 20) between a third position and a fourth position, the movable part being in the third position and the connection element being in the first position when the connection member is in the closed position, the movable part being in the fourth position and the connection element being in the second position when the connection member is in the open position, the movable part being configured to be away from the connecting member when the movable part is in the third position, and being configured such that upon movement from the third position to the fourth position, it abuts against the connecting member in order to move the connecting member from the first position to the second position, the electrical switching device being characterized in that the controller is further configured to detect, from at least the acceleration measurement signal, an end time of a pressing of the movable part against the connecting element, the wear being further determined from the detected pressing end time. the electrical switching device comprising an accelerometer adapted to measure at least one component of an acceleration of the electrical switching device when switching the connection member between the closed position and the open position and a controller configured to estimate, based on at least one acceleration measurement signal delivered by the accelerometer, a switching time taken by the connection member to switch between the closed position and the open position, and to determine the electrical switching device's wear based on at least the estimated switching time, wherein the connection member comprises a connection element and an actuator, the connection element being movable relative to the connection pads (15, 20) between a first position and a second position and being configured to electrically connect the two connection pads (15, 20) when the connection element is in the first position and to electrically disconnect the two connection pads (15, 20) when the connection element is in the second position, the actuator comprising at least one part movable relative to the connection pads (15, 20) between a third position and a fourth position, the movable part being in the third position and the connection element being in the first position when the connection member is in the closed position, the movable part being in the fourth position and the connection element being in the second position when the connection member is in the open position, the movable part being configured to be away from the connecting member when the movable part is in the third position, and being configured such that upon movement from the third position to the fourth position, it abuts against the connecting member in order to move the connecting member from the first position to the second position, the electrical switching device being characterized in that the controller is further configured to detect, from at least the acceleration measurement signal, an end time of a pressing of the movable part against the connecting element, the wear being further determined from the detected pressing end time.