Balboa 4.0 kW [15" x 2"] Spa Heater Assembly w/Sensors [240V] (58031) (G7415) airsupply and extend the service life

and extend the service life of surrounding equipment

It integrates directly into AquaFlo pump assemblies to improve flow consistency and reduce system strain

Its dependable design helps reduce air-lock issues and supports long-term filter reliability

and repeated maintenance handling

Compatible with spa and bath service applications

Balboa 4.0 kW [15" x 2"] Spa Heater Assembly w/Sensors [240V] (58031) (G7415) airsupply and extend the service lifeBalboa 15" 4. 0 kW Spa Heater Assembly With Sensors [240V] [2" x 2"] (58031) (G7415) is engineered with a clear focus on multi sensor stability, making it a targeted solution rather than a generic replacement component. In spa systems, heaters are not interchangeable without consequencematching output, flow characteristics, and system communication is essential to achieving consistent performance. This model is built to align with those exact