Pilot Operated Pressure Relief Valves
from Flomatic Valves
Reduces high upstream pressure to lower downstream pressure. Standard C101 valves are set at 25 - 125 PSI. Consult factory for other options. 1 ¼"- 12" Consult factory for configuration. Configurations: Model C - Full Port Globe Style (Flanged or Threaded). Model CF - Reduced Port Globe Style... [See More]
- Actuation: Pilot
- Connection Description: Threaded
- Valve Size: 1.25 to 36.00
from Flomatic Valves
Pressure reducing valve with low flow by-pass. Automatically reduces higher unregulated upstream pressure to a lower steady downstream pressure (adjustable) regardless of fluctuations in inlet pressure or flow. The low flow by-pass is accomplished by using the Model C150E as a primary part of the... [See More]
- Actuation: Pilot
- Connection Description: Threaded
- Valve Size: 1.25 to 36.00
from Flomatic Valves
PRESSURE REDUCING VALVE WITH CHECK. Reduces high upstream pressure to lower downstream pressure. Check feature prevents reverse flow in the event of pressure reversal. Configurations: Model C - Full Port Globe Style (Flanged or Threaded). Model CF - Reduced Port Globe Style (Flanged). Model CA -... [See More]
- Actuation: Pilot
- Connection Description: Threaded
- Valve Size: 1.25 to 36.00
from Flomatic Valves
Pressure Reducing Valve & Back Pressure Valve allows flow as long as upstream pressure exceeds backpressure setting. Maintains a lower steady downstream pressure regardless of fluctuations in the inlet pressure or flow, as long as backpressure on system is maintained. Configurations: Model C -... [See More]
- Actuation: Pilot
- Connection Description: Threaded
- Valve Size: 1.25 to 36.00
from Flomatic Valves
Pressure Reducing with Solenoid Override - Same function as C101 with solenoid override. C105 - Energize to close valve. C106 - Energize to open valve. Configurations: Model C - Full Port Globe Style (Flanged or Threaded). Model CF - Reduced Port Globe Style (Flanged). Model CA - Angle Body Style... [See More]
- Actuation: Pilot
- Connection Description: Threaded
- Valve Size: 1.25 to 36.00
- Features: Solenoid
from Flomatic Valves
Pressure Reducing Valve (PRV) - Model C150E when properly installed will regulate high inlet pressure to a lower regulated outlet pressure within a range regardless of water flow. This is accomplished by an adjustable spring loaded balancing valve factory set to automatically regulate the downstream... [See More]
- Actuation: Pilot
- Maximum Pressure: 400.00
- Valve Size: 0.50 to 2.00
from Flomatic Valves
Pressure Reducing Valve (PRV) - Model C150EHF when properly installed will regulate high inlet pressure to a lower regulated outlet pressure within a range regardless of water flow. This is accomplished by an adjustable spring loaded balancing valve factory set to automatically regulate the... [See More]
- Actuation: Pilot
- Maximum Pressure: 400.00
- Valve Size: 1.25
from HydraForce, Inc.
A solenoid-operated, two-way, spool-type, normally open, screw-in, hydraulic relief valve. [See More]
- Actuation: Pilot
- Maximum Pressure: 4307.62
- Valve Size: 0.38
- Connection Description: Threaded; SAE 8 or 3/8" BSP
from Almo Manifold & Tool Co.
- Adjustable relief setting from 150 psi to 6000 psi. - Standard screw adjustment for relief setting. - Removable NPT orifice plug options. - SAE O-ring port for gauging. - Pressure at Y is directly additive to relief setting [See More]
- Actuation: Pilot
- Maximum Pressure: 150.00 to 6000.00
- Valve Size: 1.25
- Connection Description: BoltFlange
from Armstrong International
The GP-2000R is a high-performance externally piloted throttling back-pressure valve for large capacity applications. Typical applications would include systems using flash steam for low-pressure heating or processes. The GP-2000R valve will function to maintain a constant upstream pressure. This... [See More]
- Actuation: Manual; Electric (optional feature); Pilot
- Maximum Pressure: 200.00
- Valve Size: 0.50 to 6.00
- Controlled Pressure Range: 3.00 to 200.00
from Watts
The Model 263RS is a remote sensed, direct acting, diaphragm. actuated Pilot that is used on various configurations of Automatic. Control Valves. It is normally held open by the force of the adjustable spring setting. above the diaphragm. The Pilot modulates towards a closed position. when remotely... [See More]
- Actuation: Pilot
- Valve Size: 0.50
from Continental Hydraulics
VER-SP. PROPORTIONAL PILOT OPERATED PRESSURE RELIEF VALVES. Sizes R06 NFPA thru R10 NFPA. Max Pressure 5000 PSI (350 bar). Max Flow Rate 132 gpm (500 l/min). Description. VER*SP valves are Proportional pilot operated pressure relief valves with subplate mounting according to NFPA T3.5.1 R2-2002 and... [See More]
- Actuation: Pilot
- Media: Hydraulic
- Maximum Pressure: 1015.26 to 5076.32
- Features: Solenoid
from Atos North America
AGAM are double stage pressure relief valves with balanced poppet, designed to operate in oil hydraulic systems. In standard versions the piloting pressure of the poppet of the main stage is regulated by means of a grub screw protected by a cap in the cover. Optional versions with setting adjustment... [See More]
- Actuation: Pilot
- Maximum Pressure: 5076.32
- Valve Size: 0.39 to 1.26
- Media: Hydraulic
from Victaulic Co. of America
Pressure safety solution for a pressure reducing valve (PRV) station. Protects downstream piping from experiencing unsafe excess pressures. Sizes from 1 ½ – 8 ” | DN40 – DN200. Pressures up to 400 psi | 2758 kPa | 28 bar [See More]
- Actuation: Pilot
- Maximum Pressure: 400.00
- Valve Size: 1.50 to 8.00
- Connection Description: Grooved Ends
from Equilibar, LLC.
Precision Back Pressure Regulator for Hygienic Service. For gas, liquid and mixed phase processes. Wide Range of working Pressures and Flows. Rugged 316 stainless steel Bar Stock Design with no Welded Fittings. Hygienic: No Crevices, <32Ra Finish. 3 Piece Low Dead Volume Design. Ports are the... [See More]
- Actuation: Mechanical; Pilot
- Maximum Pressure: 0.00 to 150.00
- Valve Size: 0.50
- Controlled Pressure Range: 0.00 to 150.00
from SC Hydraulic Engineering Corporation
The PRC and PRO series unloading valves are available in four operating pressures from 6,000 psig up to 30,000 psig. used to automatically release hydraulic pressure replacing the standard manual shut off type release valve found in most high pressure systems. The unloading valve is controlled by a... [See More]
- Actuation: Pilot
- Maximum Pressure: 6000.00
- Valve Size: 1.00
- Controlled Pressure Range: 6000.00
from co-ax valves inc.
Function: pressure balanced pressure limitation valve, externally controlled or direct acting. Media: gaseous, liquid, highly viscous, contaminated. Body Materials: brass, aluminum, stainless steel, galvanized steel. Options: SAE connection, safety valve, mounting, special voltage, coil M 12 x 1,... [See More]
- Actuation: ElectroPneumatic; Pilot; Pneumatic
- Maximum Pressure: 72.52 to 1740.45
- Valve Size: 0.59
- Controlled Pressure Range: 72.52 to 1740.45
from HydraForce, Inc.
A screw-in, cartridge-style, pilot-operated, spool-type pressure relief valve, which can be infi nitely adjusted across a prescribed range using a variable electric input. Pressure output is inversely proportional to DC current input. This valve is intended for use as a pressure limiting device in... [See More]
- Actuation: Pilot
- Maximum Pressure: 3495.41
- Valve Size: 0.38
- Controlled Pressure Range: 59.47 to 3002.28
from Armstrong International
The GP-1000 Series valves are pilot-controlled for accurate regulation of pressure under widely ranging flow. The internal-pilot design eliminates external components and piping. Internally piloted GP Series valves are capable of larger capacity and greater accuracy than direct-acting valves. [See More]
- Actuation: Manual; Pilot
- Maximum Pressure: 15.00 to 250.00
- Valve Size: 0.50 to 2.00
- Controlled Pressure Range: 5.00 to 125.00
from Watts
The Model 263SS is a direct acting, diaphragm actuated Pilot that automatically reduces a higher upstream (inlet) pressure to a constant downstream (outlet) pressure. It is normally held open by the force of the adjustable spring setting above the diaphragm. The Pilot modulates towards a closed... [See More]
- Actuation: Pilot
- Valve Size: 0.50
from Continental Hydraulics
VER-SPG. PROPORTIONAL PRESSURE RELIEF VALVES WITH ON BOARD ELECTRONICS. Sizes R06 NFPA thru R10 NFPA. Max Pressure 5000 PSI (350 bar). Max Flow Rate 132 gpm (500 l/min). Description. VER*SPG valves are Proportional pilot operated pressure relief valves with On-board Digital amplifier for... [See More]
- Actuation: Pilot
- Media: Hydraulic
- Maximum Pressure: 1015.26 to 5076.32
from Atos North America
They are proportional pressure reducing valves, 3-way pilot operated, available in two different executions: R subplate mounting. H or K modular mounting. They operate in association with electronic drivers, which supply the proportional valve with proper current signal to align valve regulation to... [See More]
- Actuation: Pilot
- Maximum Pressure: 5076.32
- Valve Size: 0.24 to 0.39
- Media: Hydraulic
from Victaulic Co. of America
Pressure safety solution for a pressure reducing valve (PRV) station. Protects downstream piping from experiencing unsafe excess pressures. Sizes from 1 ½ – 8 ” | DN40 – DN200. Pressures up to 250 psi | 1724 kPa | 17 bar [See More]
- Actuation: Pilot
- Maximum Pressure: 250.00
- Valve Size: 1.50 to 8.00
- Connection Description: Grooved Ends
from Equilibar, LLC.
Precision Back Pressure Regulator. For gas & mixed phase processes. Rugged Bar Stock Design. Available in ¼ inch through 1 inch sizes. SS316 standard with Hastelloy C optional. Diaphragms available in PTFE, Hastelloy, SS316, and polyimide. The GS series is specifically designed for a... [See More]
- Actuation: Mechanical; Pilot
- Maximum Pressure: 0.00 to 2500.00
- Valve Size: 0.12 to 1.00
- Controlled Pressure Range: 0.00 to 2500.00
from co-ax valves inc.
Function: pressure balanced pressure limitation valve, externally controlled or direct acting. Media: gaseous, liquid, highly viscous, contaminated. Body Materials: brass, aluminum, stainless steel, galvanized steel. Options: SAE connection, safety valve, mounting, special voltage, coil M 12 x 1,... [See More]
- Actuation: ElectroPneumatic; Pilot; Pneumatic
- Maximum Pressure: 72.52 to 1740.45
- Valve Size: 1.26
- Controlled Pressure Range: 72.52 to 1740.45
from HydraForce, Inc.
A screw-in, cartridge-style, pilot-operated, spool-type hydraulic relief valve, which can be infi nitely adjusted across a prescribed range using a variable electric input. Pressure output is proportional to DC current input. This valve is intended for use as a pressure limiting device in demanding... [See More]
- Actuation: Pilot
- Maximum Pressure: 3495.41
- Valve Size: 0.38 to 0.50
- Controlled Pressure Range: 100.08 to 3002.28
from Armstrong International
The GP-2000 is a high-performance, externally piloted reducing valve for large-capacity requirements. Typical use is on intermittent service, including applications such as heat exchangers, steam coils, rotating dryers, process equipment and heating systems. With a 20:1 rangeability and high Cv, the... [See More]
- Actuation: Manual; Electric (optional feature); Pilot
- Maximum Pressure: 300.00
- Valve Size: 0.50 to 6.00
- Controlled Pressure Range: 1.50 to 200.00
from Watts
The Model CP15-1SS is a remote sensed, direct acting, diaphragm. actuated Pilot that is used on various configurations of Automatic. Control Valves. It is normally held open by the force of the adjustable spring setting. above the diaphragm. The Pilot modulates towards a closed position when... [See More]
- Actuation: Pilot
- Valve Size: 0.38
from Continental Hydraulics
VER03MP. PROPORTIONAL PRESSURE RELIEF VAVLES PILOT OPERATED. Mounting Surface NFPA R03 / D03 (ISO 6264-03-04-*-97). Max Pressure 5000 PSI (350 bar). Max Flow Rate 13.2 gpm (50 l/min). Description. Continental Hydraulics VER03MP pilot operated proportional relief valves conform to NFPA R03/D03 and... [See More]
- Actuation: Pilot
- Media: Hydraulic
- Maximum Pressure: 1015.26 to 5076.32
- Features: Solenoid
from Equilibar, LLC.
Standard Pressure Range: 0.02 (.5 ” WC) to 1500 psig. Ultra Low to Zero flow performance. Standard Cv from 1E-11 to 0.01. Standard 316L Stainless Steel Body; Hastelloy C and PTFE also available. NPT, VCR/VCO type and Valco (low dead volume) ends available. Wide Variety of Diaphragms Including... [See More]
- Actuation: Mechanical; Pilot
- Maximum Pressure: 0.00 to 3000.00
- Valve Size: 0.12
- Controlled Pressure Range: 0.00 to 3000.00
from co-ax valves inc.
Function: pressure balanced pressure limitation valve, externally controlled or direct acting. Media: gaseous, liquid, highly viscous, contaminated. Body Materials: brass, aluminum, stainless steel, galvanized steel. Options: SAE connection, safety valve, mounting, special voltage, coil M 12 x 1,... [See More]
- Actuation: ElectroPneumatic; Pilot; Pneumatic
- Maximum Pressure: 14.50 to 232.06
- Valve Size: 1.26
- Controlled Pressure Range: 14.50 to 232.06
from HydraForce, Inc.
A direct-acting, spool-type, drop-in-style, flange-mounted, pressure reducing/relieving valve, which can be infinitely adjusted across a prescribed range using a variable electric input. Pressure output is proportional to DC current input. The Ecoil is an integral part of the valve assembly, and... [See More]
- Actuation: Manual (optional feature); ElectroHydraulic; Pilot
- Controlled Pressure Range: 0.00 to 1500.00
- Maximum Pressure: 0.00 to 1500.00
- Connection Description: BoltFlange
from Armstrong International
The GP-2000CS is a high-performance, externally piloted reducing valve for large-capacity requirements. Typical use is on intermittent service, including applications such as heat exchangers, steam coils, rotating dryers, process equipment and heating systems. With a 20:1 rangeability and high Cv,... [See More]
- Actuation: Pilot
- Maximum Pressure: 15.00 to 450.00
- Valve Size: 0.50 to 4.00
- Controlled Pressure Range: 3.00 to 300.00
from Watts
The Model CP15SS is a direct acting, diaphragm actuated Pilot that. automatically reduces a higher upstream (inlet) pressure to a constant. downstream (outlet) pressure. It is normally held open by the. force of the adjustable spring setting above the diaphragm. The Pilot modulates towards a closed... [See More]
- Actuation: Pilot
- Valve Size: 0.38
from Continental Hydraulics
VER03MPG. PROPORTIONAL PRESSURE RELIEF VALVES PILOT OPERATED WITH ON BOARD ELECTRONICS. Mounting Surface NFPA R03 / D03 (ISO 6264-03-04-*-97). Max Pressure 5000 PSI (350 bar). Max Flow Rate 13.2 gpm (50 l/min). Description. Continental Hydraulics VER03MPG pilot operated proportional relief valves... [See More]
- Actuation: Pilot
- Media: Hydraulic
- Maximum Pressure: 1015.26 to 5076.32
from Equilibar, LLC.
Precision Back Pressure Regulator. For liquid, gas & mixed phase processes. SS316 Rugged Bar Stock Design. Unique Chatter Suppression Feature in liquid only applications. High Precision and sensitivity. PTFE, stainless steel, and Hastelloy diaphragms available. The NL series back pressure... [See More]
- Actuation: Mechanical; Pilot
- Maximum Pressure: 0.00 to 500.00
- Valve Size: 1.00 to 4.00
- Controlled Pressure Range: 0.00 to 500.00
from co-ax valves inc.
Function: pressure balanced pressure limitation valve, externally controlled or direct acting. Media: gaseous, liquid, highly viscous, contaminated. Body Materials: brass, aluminum, stainless steel, galvanized steel. Options: SAE connection, safety valve, mounting, special voltage, coil M 12 x 1,... [See More]
- Actuation: ElectroPneumatic; Pilot; Pneumatic
- Maximum Pressure: 72.52 to 928.24
- Valve Size: 0.59
- Controlled Pressure Range: 72.52 to 928.24
from HydraForce, Inc.
A screw-in, cartridge-style, pilot-operated, spool-type reducing/relieving valve, which can be infi nitely adjusted across a prescribed range using a variable electric input. Pressure output is proportional to DC current input. This valve is intended for use as a. pressure limiting device in... [See More]
- Actuation: Pilot
- Maximum Pressure: 3495.41
- Valve Size: 0.38
- Controlled Pressure Range: 100.08 to 3002.28
from Armstrong International
A high-performance externally air-piloted pressure-reducing valve, the GP-2000K-1/GP-2000K-3/GP-20000K-6 is an ideal choice when set-point changes are frequent and access to the PRV is difficult. The valve comes totally assembled and requires no field installation except downstream sensing line and... [See More]
- Actuation: Manual; Electric (optional feature); Pilot
- Maximum Pressure: 300.00
- Valve Size: 0.50 to 2.00
- Controlled Pressure Range: 7.00 to 125.00
from Watts
The Model LF263AP is a direct acting, diaphragm actuated control. pilot that automatically reduces a higher upstream (inlet) pressure to. a constant downstream (outlet) pressure. It is normally held open by. the force of the adjustable spring setting above the diaphragm. The pilot modulates towards... [See More]
- Actuation: Pilot
- Valve Size: 0.50
from co-ax valves inc.
Function: pressure balanced pressure limitation valve, externally controlled or direct acting. Media: gaseous, liquid, highly viscous, contaminated. Body Materials: brass, aluminum, stainless steel, galvanized steel. Options: SAE connection, safety valve, mounting, special voltage, coil M 12 x 1,... [See More]
- Actuation: ElectroPneumatic; Pilot; Pneumatic
- Maximum Pressure: 72.52 to 928.24
- Valve Size: 1.26
- Controlled Pressure Range: 72.52 to 928.24
from HydraForce, Inc.
A screw-in, cartridge-style, pilot-operated, spool-type reducing/relieving valve, which can be infi nitely adjusted across a prescribed range using a variable electric input. Pressure output is proportional to DC current input. This valve is intended for use as. a pressure control device in... [See More]
- Actuation: Pilot
- Controlled Pressure Range: 0.00 to 300.23
- Maximum Pressure: 2001.52
- Connection Description: Threaded; SAE 6, 8
from Watts
The Model LFCP-15 is a direct acting, diaphragm actuated Pilot. that automatically reduces a higher upstream (inlet) pressure to a. constant downstream (outlet) pressure. It is normally held open by. the force of the adjustable spring setting above the diaphragm. The Pilot modulates towards a closed... [See More]
- Actuation: Pilot
- Valve Size: 0.38
from co-ax valves inc.
Function: pressure balanced pressure limitation valve, externally controlled or direct acting. Media: gaseous, liquid, highly viscous, contaminated. Body Materials: brass, aluminum, stainless steel, galvanized steel. Options: SAE connection, safety valve, mounting, special voltage, coil M 12 x 1,... [See More]
- Actuation: ElectroPneumatic; Pilot; Pneumatic
- Maximum Pressure: 145.04 to 2900.75
- Valve Size: 0.31
- Controlled Pressure Range: 145.04 to 2900.75
from HydraForce, Inc.
A drop-in, fl ange-mounted, cartridge-style, pilot-operated, spool-type reducing/relieving valve, which can be infi nitely adjusted across a prescribed range using a variable electric input. Pressure output is proportional to DC current input. This valve is intended for use as a pressure control... [See More]
- Actuation: Pilot
- Controlled Pressure Range: 0.00 to 300.23
- Maximum Pressure: 435.11
- Connection Description: Threaded; SAE 6
from Watts
The Model LFPV20CB is a direct sensed direct acting, diaphragm actuated Pressure Relief pilot. It is normally held closed by the force of the adjustable spring setting above the diaphragm. It modulates toward an open position when. control pressure, exerting force below the diaphragm, exceeds the. [See More]
- Actuation: Pilot
- Valve Size: 0.50
from co-ax valves inc.
Function: pressure balanced pressure limitation valve, externally controlled or direct acting. Media: gaseous, liquid, highly viscous, contaminated. Body Materials: brass, aluminum, stainless steel, galvanized steel. Options: SAE connection, safety valve, mounting, special voltage, coil M 12 x 1,... [See More]
- Actuation: ElectroPneumatic; Pilot; Pneumatic
- Maximum Pressure: 72.52 to 928.24
- Valve Size: 2.56
- Controlled Pressure Range: 72.52 to 928.24
from HydraForce, Inc.
A screw-in, cartridge-style, direct-acting, poppet-type, hydraulic relief valve intended for stable function in very low fl ow circuits that control pilot- operated valves. [See More]
- Actuation: Pilot
- Maximum Pressure: 0.00 to 3500.00
- Valve Size: 0.25 to 0.50
- Connection Description: Threaded; SAE 4, 6 or 1/4", 3/8", 1/2" BSP
from Watts
The Model LFPV20C is a remote sensed direct acting, diaphragm actuated Pilot that is used on various configurations of Automatic Control Valves. It is normally held closed by the force of the adjustable spring setting above the diaphragm. It modulates toward an open position when control pressure,... [See More]
- Actuation: Pilot
- Valve Size: 0.50
from co-ax valves inc.
Function: pressure balanced pressure limitation valve, externally controlled or direct acting. Media: gaseous, liquid, highly viscous, contaminated. Body Materials: brass, aluminum, stainless steel, galvanized steel. Options: SAE connection, safety valve, mounting, special voltage, coil M 12 x 1,... [See More]
- Actuation: ElectroPneumatic; Pilot; Pneumatic
- Maximum Pressure: 0.00 to 600.00
- Valve Size: 1.26
- Controlled Pressure Range: 0.00 to 600.00
from HydraForce, Inc.
A screw-in, cartridge-style, pilot-operated (two-stage), spool-type hydraulic relief valve, intended for use as a pressure limiting device in demanding hydraulic circuits which require fast response and low hysteresis. [See More]
- Actuation: Pilot
- Maximum Pressure: 0.00 to 5000.00
- Valve Size: 0.75 to 1.00
- Controlled Pressure Range: 0.00 to 5000.00
from Watts
The Model SSPV20C is a remote sensed direct acting, diaphragm. actuated Pilot that is used on various configurations of Automatic Control Valves. It is normally held closed by the force of the adjustable spring setting above the diaphragm. It modulates toward an open position when control pressure,... [See More]
- Actuation: Pilot
- Valve Size: 0.50
from co-ax valves inc.
Function: pressure balanced pressure limitation valve, externally controlled or direct acting. Media: gaseous, liquid, highly viscous, contaminated. Body Materials: brass, aluminum, stainless steel, galvanized steel. Options: SAE connection, safety valve, mounting, special voltage, coil M 12 x 1,... [See More]
- Actuation: ElectroPneumatic; Pilot; Pneumatic
- Maximum Pressure: 145.04 to 2900.75
- Valve Size: 0.31
- Controlled Pressure Range: 145.04 to 2900.75