Operates: 240V 50AMP; 5.5KW Heater; Pump 1 - 120V/240V, 2-Speed; Blower - 120V/240V, 1-Speed; Ozone - Must Match Voltage of Pump; Light - 12V. Includes: AI #3-00-8055 / MFG #51676, Topside 4 Button Lite Duplex. MFG #11109, Adapter Plate. Cords (Pump, Blower, Ozone, Light). Replacement Option For: MFG #54356-HC3 VS-501 Control Only, MFG #55035-01 VS240R System.