2-Pump 4-Relay 5.57 Circuit Board 6600-720

2-Pump 4-Relay 5.57 Circuit Board 6600-720 Spa Parts Plus is an authorized distributor of Sundance® Spas, providing genuine OEM replacement parts. 6600-720 formerly 6600-046, 6600-287, Sundance Spas, Jacuzzi, Sweetwater circuit board, without Circ Pump Logic. This board does not operate a circulation pump. If the spa does have a circulation pump, then use- 6600-726 Jumper settings Jumper 1 - On - 15A, Off - 50A Jumper 2 - On - 2 pumps, Off - 1 pump Jumper 3 - Used along with Jumper 2 Jumper 4 - On - Celsius temp display, Off - Fahrenheit temp display Alternate Part Numbers 6600-087 6600-287 SD6600-287 SD6600-720 6600-046