Balboa 4.0 kW [15" x 2"] Spa Heater Assembly w/Sensors [240V] (58031) (G7415) airsupply Fits 56 frame systems with

Fits 56 frame systems with 2" MBT plumbing

In spa systems

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

and extend the service life of surrounding equipment

Compatible with spa and bath service applications

Balboa 4.0 kW [15" x 2"] Spa Heater Assembly w/Sensors [240V] (58031) (G7415) airsupply Fits 56 frame systems withBalboa 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