302700 Harwil Flow Switch, Harwil Q8DS, 1"mpt, w/Drag Strip Q8DS/A/10502 Q8DS/A/10593 607976 6656E Q8DSA The Harwil flow switch is prepared for swimming pools and spas. 302700 Harwil flow switch is installed in the pool or spa plumbing system that...

200-NOS-PVC Aqualarm Aqualarm Flow Switch, 2" sxs (200-PVC)

608136 Grid Controls Flow Switch, Grid Controls M-2 Pilot Duty, 1-1/2" M-2 Model 2 Liquid Flow Detector1-1/2" pvc s x s set point 8-12gpm, pilot duty only