Water Regulating Valve 2 Way NPT Connection Size (In.) 3/4 Port (In.) 3/4 in Design Pressure (PSIG) 150 psig Set Points 70 to 260 Cast Brass Application Head Pressure Control with Non-Corrosive Refrigerants For Use With Non Corrosive Refrigerants Mfr No STT16A-601R Mfr No SEP91A-601R