and S Series metering pumps have a flow switch operating mode that can interface with a two wire flow switch that accepts a dry contact signal
O-ring SPX1425Z6
This is a 1 ounce bottle of LaMotte Calcium Hardness #1 for the Dipcell Series Test Kits
This is a replacement Pentair Diffuser
This is made for SwimQuip Sentinel Skimmers 86602
J Series Shaft Seal - 5/8 Inch horsepower_3 1/2 HP and S Series metering pumpsThis is a Buna N Type 6W Shaft Seal replacement for Sta Rite Pentair J Series pumps. Pump seal is 5 8 inch. This shaft seal is identical to these part numbers: U10993SS, 173510102, AS100, Anthony 04547, East Side P28322, Purex P28280, 071733, Sta Rite U109 6A, U109093, U10993SS, 173510102, Sears 42G2377W, and Swimquip P61.