About this flow switch
The Harwil Flow Switch Tee TEE6 is an OEM replacement sensor designed for Sundance spas and other compatible models requiring 3/4″ MPT connections. This critical component monitors water flow through your spa’s plumbing system, automatically shutting down the heater when flow drops below safe levels to prevent costly damage from overheating or dry-fire conditions.
Built to exact OEM specifications, this genuine Harwil flow switch tee ensures precise fit and reliable operation in your spa’s circulation system. Bubbles Supply guarantees an exact fit for your application, ships same-day on orders placed before our cutoff, and backs every part with our comprehensive 1-year warranty. Professional installation recommended to ensure proper torque specifications and optimal sensor positioning within your spa’s plumbing configuration.
