Up for sale are NEW Gems Flow Switch HPE-920 Series P/N 62198 rated for 2.5 GPM.
Inline Brass Switch for high pressures to 1500 PSIG. 1/2 inch (13 mm) male ports; 0.5 to 3.0 GPM (2 to 11 l/m) setpoints.
These are for sale individually but feel free to buy as many as you need.
Note: Crosslisted on EBAY. Notify mavin CA if there is a sale.
