Electric driver and gear cover assembly thereof

An electric driver and a gear cover assembly thereof are disclosed, the gear cover assembly comprising a metal gear cover (1) which is formed with a cutout (6) therethrough, and an electric connector (2) which comprises an insulative main body (30) and a conductive terminal (50) carried by the insulative main body (30), the insulative main body (30) being fixed to the gear cover (1), and the electric connector (2) covering or extending through the cutout (6). The gear cover (1) according to the disclosure has high rigidity and strength.