Products - Pressure Regulators

Reduce pressures from a higher pressure to a lower pressure.

Metal Type

Flanged ANSI B16.5

PRS-09i-FLG

303 & 316 Stainless Steel, Hastelloy, Titanium, Monel, Alloy 20, or Steel: Low & medium flow, balanced inlet, (takes wide inlet press variations) Elastomeric diaphragm, rated temp to 350 Deg F (176 Deg C), 300 psi burst 1"-2" ANSI flanged and Sanitary (Tri-Clamp) flanges For water, chemicals, solvents, steam, oil, air, gas. Max inlet 275 PSI (19 Bar) Max outlet 75 PSI (5 Bar) spring operated, multiple spring ranges.
PRH04-300 FLG

303 & 316 Stainless Steel, Hastelloy, Monel, or Titanium: High Pressure 300 ANSI Flgd Regulator, balanced inlet (takes large inlet press range) Piston type valve, metal seated, spring operated 1/4"-2" NPT (see also flanged model PRH04-FLG) For water, chemicals, solvents, oil, air, gas Max inlet 700 PSI (48.3 Bar) Max outlet 4500 PSI (306 Bar) spring operated, multiple spring ranges.
PRH04-600 FLG

High Pressure 600 ANSI Flgd Regulator, balanced inlet (takes large inlet press range) Piston type valve, metal seated, spring operated 1/4"-2" NPT (see also flanged model PRH04-FLG) For water, chemicals, solvents, oil, air, gas Max inlet 5000 PSI (340 Bar) Max outlet 4500 PSI (306 Bar) spring operated, multiple spring ranges 303 & 316 Stainless steel, Hastelloy, Monel, titanium
PRH04-900 FLG

303 & 316 Stainless Steel, Hastelloy, Monel, or Titanium: High Pressure 300 ANSI Flgd Regulator, balanced inlet (takes large inlet press range) Piston type valve, metal seated, spring operated 1/4"-2" NPT (see also flanged model PRH04-FLG) For water, chemicals, solvents, oil, air, gas Max inlet 700 PSI (48.3 Bar) Max outlet 4500 PSI (306 Bar) spring operated, multiple spring ranges.
PRH04-1500FLG

303 & 316 Stainless Steel, Hastelloy, Monel, or Titanium: High Pressure 300 ANSI Flgd Regulator, balanced inlet (takes large inlet press range) Piston type valve, metal seated, spring operated 1/4"-2" NPT (see also flanged model PRH04-FLG) For water, chemicals, solvents, oil, air, gas Max inlet 700 PSI (48.3 Bar) Max outlet 4500 PSI (306 Bar) spring operated, multiple spring ranges.
PRH04-2500FLG

303 & 316 Stainless Steel, Hastelloy, Monel, or Titanium: High Pressure 300 ANSI Flgd Regulator, balanced inlet (takes large inlet press range) Piston type valve, metal seated, spring operated 1/4"-2" NPT (see also flanged model PRH04-FLG) For water, chemicals, solvents, oil, air, gas Max inlet 700 PSI (48.3 Bar) Max outlet 4500 PSI (306 Bar) spring operated, multiple spring ranges.

Threaded Npt

PRS-09i

303 & 316 Stainless Steel: Low & medium flow, balanced inlet, (takes large inlet press range) Elastomeric diaphragm, rated temp to 350 Deg F (176 Deg C), 300 psi burst 1/2"-2" NPT (see also flanged model PRS09i-FLG) For water, chemicals, solvents, steam, oil, air, gas Max inlet 300 PSI (20 Bar) Max outlet 80 PSI (5.5 Bar) spring operated, multiple spring ranges Body rated to 300 PSI (20 Bar) Available with metal and soft elastomeric seat construction.
PRH09

303 & 316 Stainless Steel: Medium Pressure Regulator, balanced inlet (takes large inlet press range) Double Piston type valve, metal seated, spring operated 1/2"-2" NPT. Use this model where the single piston model PRH04 cannot handle the low outlet pressures that this model can. For water, chemicals, solvents, oil, air, gas Max inlet 1500 PSI (103 Bar) Outlet pressures from 20 psi(1.4 bar) to 450 PSI (30 Bar) spring operated, multiple spring ranges 303 & 316 Stainless steel, Hastelloy, Monel, titanium. Available with metal and soft seated construction with PTFE or Viton elastomers at reduced pressures.
PRH09i

303 & 316 Stainless Steel: Medium Pressure Regulator, balanced inlet (takes large inlet press range) Double Piston type valve, metal or soft seated, spring operated 1/2"-3" NPT. Use this model where the single piston model PRH04 cannot handle the low outlet pressures that this model can. For water, chemicals, solvents, oil, air, gas Max inlet 600 PSI (41 Bar) Outlet pressures from 20 psi(1.4 bar) to 450 PSI (30 Bar) spring operated, multiple spring ranges 303 & 316 Stainless steel, Hastelloy, Monel, titanium. Available with metal and soft seated construction.
PRS-07i

303 & 316 Stainless Steel: Low & medium flow, balanced inlet, (takes large inlet press range) Elastomeric diaphragm, rated temp to 350 Deg F (176 Deg C), 300 psi burst 1/2"-2" NPT (see also flanged model PRS09i-FLG) For water, chemicals, solvents, steam, oil, air, gas Max inlet 300 PSI (20 Bar) Max outlet 80 PSI (5.5 Bar) spring operated, multiple spring ranges Body rated to 300 PSI (20 Bar) Available with metal and soft elastomeric seat construction.
PRH-04

303 & 316 Stainless Steel: High Pressure Regulator, balanced inlet (takes large inlet press range) Piston type valve, metal seated, spring operated 1/4"-2" NPT (see also flanged model PRH04-FLG) For water, chemicals, solvents, oil, air, gas Max inlet 5000 PSI (340 Bar) Max outlet 4500 PSI (306 Bar) spring operated, multiple spring ranges.
PRS-05

303 & 316 Stainless Steel, Hastelloy, Monel, Titanium, or Steel: Very Low Flow, unbalanced inlet (not suitable for large inlet variations) Metal diaphragm, metal or soft seated 1/4"-1" NPT, 1/2"-1" flanged For water, chemicals, solvents, steam, oil, air, gas. Max recommended inlet 300 PSI (20 Bar) Max outlet 200 PSI (13.7 Bar) sizes 1/4-1/2". Spring operated using multiple spring ranges. see pricing tables. Body is rated to 600 PSI min(~41 Bar).
PRS-06

303 & 316 Stainless Steel, Hastelloy, Monel, Titanium, or Steel: Medium flow, unbalanced inlet, (not suitable for large inlet variations) Elastomeric diaphragm, rated temp to 350 Deg F (176 Deg C), 300 psi burst 3/8"-1" NPT, 1/2"-1" flanged For water, chemicals, solvents, steam, oil, air, gas Max recommended inlet pressure 150 PSI (~10 Bar) Max outlet 80 PSI (5.5 Bar) spring operated, multiple spring ranges Body rated for 300 PSI (~20 Bar) spring operated, multiple spring ranges.

Sanitary Tri-Clamp

PRS09-TC-V

303 & 316 Stainless Steel: Low & medium flow, balanced inlet, (takes large inlet press range) Elastomeric diaphragm, rated temp to 350 Deg F (176 Deg C), 300 psi burst 1/2-2" Sanitary Tri-Clamp compatible flanges For water, chemicals, solvents, steam, oil, air, gas. Max inlet 150 PSI (~10 Bar) Max outlet 80 PSI (5.5 Bar) spring operated, multiple spring ranges.
PRS11-TC

303 & 316 Stainless Steel: Bottom inlet, side outlet Sanitary Pressure Regulator. Use for low & medium flow and where low pressure differences must be maintained. Elastomeric diaphragm, rated temp to 350 Deg F (176 Deg C), 300 psi burst 1/2-2" Sanitary Tri-Clamp compatible flanges For water, chemicals, solvents, steam, oil, air, gas. Max inlet 150 PSI (~10 Bar) Max outlet 80 PSI (5.5 Bar) spring operated, multiple spring ranges.