Upgrade your spa control system with the Gecko Alliance IN. YJ-3 hot tub controls. This model is compatible with a flow thru heater and features a keypad for easy adjustment. Manufactured in the United States, it is designed to fit most standard spa models. Enjoy a comfortable and relaxing spa experience with this reliable and efficient control system.

Like all other platforms of Gecko’s Y series, IN. YJ is compatible to a wide selection of keypads and auto-detects the selected keypad model. Heater Type Flow Thru.