Bulgin anti vandal pushbutton spst 24v dc 50ma led dot or ring ip66 eska bulgin mpi002termbl an eska bulgin illuminated vandal resistant switch for use in bright daylight the illumination is in the form of a dot or a ring and the switches are available with screw terminals or 28mm spade terminals the led operating current must be limited by using an appropriate series resistance eska bulgin mpi002termbl anti vandal switch spst 24v dc 50ma blue ring