Taco® IFS01BF-1, Industrial Flow Switch, High Current, 9.5 gpm Flow Rate, 1/8 to 1/4 hp Power, 15 A at 125/250 V AC Contact, 1 in NPT Connection, SPDT Switch, 250 psi Pressure, 600 fpm Operating, NEMA 1 Enclosure, 32 to 250 deg F, 5.08 in H x 3.72 in W x 2.91 in D Dimensions, Brass Body

The Taco Industrial Flow Switch (IFS) starts or stops electronically operated equipment when a flow or no flow condition occurs.The IFS can be used in 1 in to 8 in liquid flow lines, carrying water or any nonhazardous fluid not harmful to brass, stainless steel or EPDM. It is used in a wide variety of applications including heating systems, domestic water boosters, process work, water systems, chillers and on low mass boilers.