Balboa VS510SZ Dual Pump Spa Controller w/Topside, 54218-Z SpaGuts P/N: 10-175-2002 The Balboa Spa Controller VS510SZ Kit is configurable. Internal component circuits and dip switches requires field setup by a professional and licensed installer to work with your existing pumps, blower and ozone. OEM part number for the kit is 54218-Z. Features: Pump 1 circuit, 2-spd, 110/220V, 12A Max; Pump 2 circuit, 1-spd, 110/220V, 12A Max; Blower/Pump 3 circuit, 1-spd, 110/220V, 10A Max; Circ Pump circuit, 110/220V, 4A Max (24Hr, Requires 25 GPM); Ozone circuit, 110/220V, 1A Max; A/V circuit, 110/220V, 2A Max (Constant); 12V 12W Light circuit; 5.5KW, 240V Flo-Thru Incoloy Hi-Flow Heater, M7 technology; Stainless Steel Heater Housing; UL and ETL Safety Listing; Freeze and High-limit Protections; Filtration, Economy and Sleep Modes. Accessories: Light socket and reflector, 8ft cord; 48 inch amp motors, blower and ozone cords; Serial Standard Topside Panel, 53189; Pair of 2 inch Heater Tailpieces with O-Ring Gaskets; Topside Cover Plate, 10165; Additional Topside Overlay, 10402. This item comes with a one year manufacturer's limited warranty from the original purchased date. FREE GROUND SHIPPING TO THE 48 US CONTINENTAL STATES. Signature is Required upon delivery of package.