Febco 2" Bronze Pressure Vacuum Breaker Backflow Preventer, Quarter Turn Shutoffs, Freeze Sensor 765 QT FZ PVB 2 CV075H five low voltage openings (one more five low voltage openings (one more than typical larger junction boxes to better accommodate nicheless lights) (1) 1 2" 3 4" Knockout Dimensions Bottom (2) 1 2" 3 4" Knockout Dimensions Left (1) 1 2" 3 4" Knockout Dimensions Right (1) 1 2" 3 4" Motor (Three Phase) 1 1 2 HP @ 120 VAC The pressure vacuum breaker includes a freeze sensor for use with SentryPlus Alert® technology to signal when ambient temperature approaches the freeze threshold Specifications Backflow Preventer Type Vacuum Breaker Body Finish Rough Bronze Body Material Bronze Body Pattern N Pattern Brand FEBCO Buy American Act Compliant NO Bypass No Bypass Size Does Not Apply To Product Cap And Tether Yes Disc Material Nitrile EAN 643925582888 Elbow Fitting No Hazard Protection Level Health Hazard Hot And Harsh Water No Hydrant Connection No Inlet Connection Size 2 IN Inlet Connection Size Metric 50 MM Inlet Connection Type Female Threaded Inlet Shutoff Valve Type Quarter Turn Ball Valve Inlet Thread Type NPT Lead Free NO Maximum Temperature Fahrenheit 140 Maximum Working Pressure BAR 10