Flow Switch for Domestic Hot Water Priority

For use with the HEP025P, HEP080P, HEP095P, TWH070P, and TWH070XP panels. The flow switch is installed in the DHW supply to the house downstream from the branch to the panel.  When the flow switch detects water flow, it will turn off the primary pump in the panel, until such time that the DHW flow to the house falls below ~0.5 US gpm.

California Proposition 65 WARNING