Johnson Controls P74HA-14C Differential Pressure Control, 8 To 60 PSI, 4-Wire [New]

Manufacturer: Johnson Controls. Type: Pressure Control. Wire: 4-Wire. Adjustable Differential: 6 to 20 psi. . Johnson Controls P74HA-14C : Differential Pressure Control, 8 to 60 psi, Adjustable Differential 6 to 20 psi, Ammonia, Main Contacts Close On Differential Pressure Increase, Separate Auxiliary Contacts Open.. Johnson Controls. Johnson Controls. P74HA-14C.