An electrical connector including a housing, first and second conductive contacts arranged on the housing, and an actuator provided to be rotatable for taking up first and second stations selectively and to have a pressing portion for pressing down a flat circuit device put partially in the housing to contacting portions of the first and second conductive contacts, wherein the actuator has an engaging portion and a projecting portion, the first conductive contact has a supporting portion for engaging with the engaging portion of the actuator so as to support the actuator, and the second conductive contact has a stopper portion for engaging with the projecting portion of the actuator so as to prevent the projecting portion from shifting in a direction opposite to an insertion direction along which the flat circuit device is inserted into the housing to be put partially in the same.