Product Description
. . . . . Johnson Controls F61MD-2C 3/4" NPT Flow Switch (NEMA 4X) - The F61 Series Flow Switches respond to fluid flow in lines carrying water, ethylene glycol, or other nonhazardous fluids. Two subseries are available. F61 Series Sensitive Flow Switches respond to low fluid flow rates in applications with pipe sizes under 1-inch trade size.. Johnson Controls. Johnson Controls. F61MD-2C.