HFI Fluid Power Products

1210 Washington Ave

Racine, WI 53403

(800) 822-6122


We are the Fluid Power Experts
No other Fluid Power distributor has the depth of product availability, years of technical knowledge and manufacturing capabilities as we do.
Copyright 2020 HFI Fluid Power Products
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We're a company of People, not things

Sales: (800) 822-6122     

24hr  Emergency Hotline: (262) 631-1101

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Pilot operated pressure reducing valve, type DR...50B/(New Series)




- Subplate mounting


- For threaded connections


- For manifold mounting


- 4 adjustment elements:

  • Rotary knob,
  • Sleeve with hexagon and protective cap,
  • Lockable rotary knob with scale,
  • Rotary knob with scale


- 4 pressure settings optional check valve (only for valve for subplate mounting)


- Porting pattern to DIN 24 340, form D,ISO 5781 and CETOP-RP 121H