Pressure Controllers

Johnson P74FA-5C Diff Pressure Control 8-60# Range 1/4" FNPT Connect Series P74 measures the pressure difference between two sources: supply lines and return lines. A change in differential pressure will reposition the switching mechanism to cause...

Johnson P74FA-1C Differential Pressure Control 8-60# Range Series P74 measures the pressure difference between two sources: supply lines and return lines. A change in differential pressure will reposition the switching mechanism to cause corrective...

Johnson P74EA-8C Diff Pressure Control 2-26# Range 36" Cap Tube Series P74 measures the pressure difference between two sources: supply lines and return lines. A change in differential pressure will reposition the switching mechanism to cause...

Johnson P70MA-1C Dual Pressure Control 20"-100# Auto Low, Manual High This P70 Series of dual pressure controls employs a SPST switch, that is opened when either high pressure or low pressure beyond the control settings is sensed at the control’s two...

Johnson P70LB-6C Dual Pressure Control 12"-80# Both Auto Reset This P70 Series of dual pressure controls employs a SPST switch, that is opened when either high pressure or low pressure beyond the control settings is sensed at the control’s two...

Johnson P70LB-1C Dual Pressure Control 20"-100# Both Auto Reset This P70 Series of dual pressure controls employs a SPST switch, that is opened when either high pressure or low pressure beyond the control settings is sensed at the control’s two...

Johnson P70AA-119C Ammonia Pressure Control 50-300 PSIG The P70, P72, and P170 controls for high pressure applications are designed primarily for high pressure cut-out control, head pressure control, and condenser fan cycling control on commercial...

Johnson P67CA-1C Pressure Control 3-30# Range Open-On-Rise P67 pressure controls are used to close or open an electrical circuit, based on a predetermined air pressure signal. The operating point of the control and the differential, are easy to...

Johnson P170LB-6C Dual Pressure Control 12"-80#, 100-425# Ranges The P170 Series controls employ a set of SPST or SPDT contacts that are opened and closed from pressure actuated bellows. The load-carrying contacts provide direct control of an AC motor...

Johnson P10PA-11C Pressure Control 3-20 3-Stage Johnson P10PA-11C Pressure Control 3-20 3-Stage pressure controls open or close electrical circuits from a change in operating air pressure. The P10PA-11C's features is pneumatic systems, and contol of pump...

Honeywell L4079B1066 Pressuretrol SPST 20-300 High pressure limit switches. Features Stainless steel diaphragm for use with steam, air, noncombustible gases Mount using 1/4 in. NPT female fitting https://customer.honeywell...

Honeywell L4079B1041 Pressuretrol SPST 10-150 High pressure limit switches. Features Stainless steel diaphragm for use with steam, air, noncombustible gases Mount using 1/4 in. NPT female fitting on diaphragm assembly or surface mount through back...

Honeywell L404V1095 Pressuretrol SPST 5-50 PSI Oil pressure sensing devices for use on oil burner systems using any type of fuel oil, including heavy pretreated oils. Features: Clear plastic cover Snap-acting switching to open or close a circuit on...

Honeywell L404F1391 Pressuretrol SPST 20-300 PSI Provide operating control with automatic limit protection for pressure systems up to 300 psi Features: Use with steam, air, noncombustible gases, or fluids non-corrosive to pressure sensing element Snap...

Honeywell L404F1383 Pressuretrol SPST Controller 10-150 PSI Features: Used with steam, air, non-combustible gases or non-corrosive fluid applications Screw Terminal Electrical Connections Differential Pressure: 10 to 22 PSI Operating Temperature Range:...

Honeywell L404F1102 Pressuretrol Micro Switch Features: Used with steam, air, non-combustible gases or non-corrosive fluid applications. Auto Recycle Switch Subtractive Differential Operating Temperature: -35 to 150 Deg F SPDT Snap Action, make...

Honeywell L404F1078 Pressuretrol SPDT Micro Switch Features: Used with steam, air, non-combustible gases or non-corrosive fluids applications 5 to 50 PSI Differential Pressure Range: 6 to 14 PSI SPDT Snap Action, make R-W, break R-B on pressure rise...

Honeywell L404F1060 Pressuretrol SPST Micro Switch Features: Used with steam, air, non-combustible gases or non-corrosive fluid applications 2 to 15 PSI Differential Pressure Range: 2 to 6 PSI Subtractive Differential Type Auto Recycle Switch Operation...

Honeywell L404F1094 Pressuretrol Micro Switch Features: Used with steam, air, non-combustible gases or non-corrosive fluid applications. 20 to 300 PSI Range Screw Terminal Electrical Connections Phos-Bronze Bellow Sensor Element Operating Temperature...