The Balboa® BP7 Spa Control System Retrofit Kit with TP500 2-Load 5.5kW offers a comprehensive solution for upgrading or replacing the control system of your spa or hot tub. With a powerful 5.5kW heater and a versatile TP500 control panel, this system ensures efficient heating and precise management of various spa components, including pumps, blowers, and circ pumps. It supports up to 7 relays and offers 32 different setup configurations to accommodate various pump and system requirements. Compatible with multiple Balboa systems and featuring advanced functions like ControlMySpa and Bluetooth Audio, this kit enhances the overall performance and convenience of your spa experience.