The Gecko In.Therm heater is a complete heater assembly with a built in temperature sensor and water flow detection that eliminates the need of a pressure switch.
Includes installed cords that plug in to your spa pack.
Red & blue colored models are the same (now being made in red). Also known as part number: 0603-409001.
The unique seamless enclosure and its cover gasket eliminates all risks of water infiltration. Filled with epoxy, its electronic board compartment is protected against the stress of water flow vibrations.