Replacement switch for Beam central vacuum hoses with 2 settings. First setting is suction only while the second setting is suction with the powerhead for carpeting. Side to side rocker switch controls the system allowing the powerhead to be turned off or off at the hose handle, suction will automatically start when hose is plugged into central vacuum inlet. Will only work with existing central vacuum hoses currently using a 2 position switch. Genuine part number: 315261.