Piston Operated Pressure Regulating Valve

The JRPH & JRPL Series are piston operated, balanced trim pressure regulators with high Cvs and KEL-F soft seat for ANSI Class VI shutoff. There are three set ranges for each model. Elastomer seals are used throughout with Buna-N, EPDM and Viton being standard options, along with matching back up seals. USDA and FDA approved soft goods available upon request.

  • A variety of gases, water acids and oil applications
  • Fuel cells


  • Research and development
  • Gas cabinets
  • High pressure gas systems
  • Injection molding
Features & Benefits
  • All wetted materials are 316L Stainless Steel. Other materials available upon request
  • Soft KEL-F seat provides ANSI Class VI shutoff
  • Piston sensing for better regulation at higher pressures
  • Balanced trim design allows for higher flows

Seat Type: KEL-F

Sizes: 1/2″, 3/4″, 1″ (DN15, DN20, DN25)

End Connections: Threaded, Socket Weld, Flanged, others

Body Materials: 316L Stainless Steel, Hastelloy C, Monel, Alloy 20, others

Cv (Kv): 2.1 (1,8)

Spring Range: up to 5800 psi (up to 400 bar)


J Series Product Matrix

A quick reference guide comparing the J Series regulators.

J Series Selection tool

This tool is designed to help you select the correct J Series regulator.

Installation and Maintenance Videos

We have designed a series of short videos to educate users about maintaining and installing our products.


ATEX Certified

Get A Quote

Related Products

JRPH/JRPL Series (1/4″)

Piston Operated Pressure Regulating Valve

Quick Quote

Know what you need and want a quote quickly? We can help! Fill out this form and we will get back to you shortly.