The JRPH Series and JRPL Series are piston operated, balanced trim pressure regulators with high Cv’s 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. These valves are designed to regulate a variety of gases, water, acids and oils.


  • All wetted materials are 316L Stainless Steel. Other materials available on application
  • Soft Kel-F seat provides ANSI Class VI shutoff
  • Piston sensing for better regulation at higher pressures
  • Balanced trim design allow for higher flows


  • 1/2”, 3/4” & 1”

End Connections

  • Threaded Ends – FNPT or BSPP
  • Socketweld
  • Buttweld


  • Body & Trim: SS 316L
  • Spring Housing: SS 316L
  • Seat Insert: KEL-F
  • Body Seals: Elastomer o-rings (Buna-N, EPDM, Viton) with back up rings

Spring Ranges

  • Black: 0-2150 (0-148) psi (bar)
  • Orange: 0-4060 (0-280) psi (bar)
  • Green: 0-5800 (0-400) psi (bar)