132800 | Xylem | Pressure

The McDonnell & Miller Model 47-2 is a combination water feeder and low water cut-off featuring a No. 2 automatic resetting switch. The blow-down valve connection size is 3/4" NPT female-threaded, and the valve and strainer assembly connection size is 1/2" NPT female-threaded. The maximum water supply pressure is 150 psi, the maximum inlet water temperature is 120°F, and the maximum boiler pressure is 25 psi. Series 47-2 mechanical water feeders are for steam and hot-water boilers with cold-water feed. Quick hook-up fittings are included.