Spa Side Controls › Sundance 680 Series Topside Control, 2-Pump, SMT, 2013-2017 Image 1 of 1 Sundance 680 Series Topside Control, 2-Pump, SMT, 2013-2017 Sale Price: $359.00 Original Price: $389.99 Manufacturer: Jacuzzi/Sundance Manufacturer #: 6600-682Used on 680 Series spas from 2013-2017 Quantity: Add To Cart Added! Manufacturer: Jacuzzi/Sundance Manufacturer #: 6600-682Used on 680 Series spas from 2013-2017