Parker D31DW, D31NW, D41VW, D81/91VW, D111VW DC Valves


Parker D31DW, D31NW and D*1VW series pilot operated directional control valves are suitable for practically any industrial application. A wide variety of spools and options allows to design an unlimited number of hydraulic circuits.

They are available in sizes:

  • D31DW (standard) and D31NW (high flow) in NG10/NFPA D05
  • D41VW in NG16/NFPA D07
  • D81VW (for port diameter up to 26 mm)
  • D91VW (for port diameter up to 32 mm) in NG25/NFPA D08
  • D111VW in NG32/NFPA D10

All sizes are optionally available with position control or as explosion-proof versions in line with ATEX and IECEx.

Features and benefits include:

  • Proven robust design
  • Wide range of spools – suitable for almost all hydraulic circuits
  • High functional limits – safe operation also at high flow rates
  • Low pressure drop – resulting in low energy losses in operation
  • Optional for position control
  • Option for no manual override

Parker D31DW, D31NW and D*1VW series valves are ATEX certified:  explosion proof class is Ex e mb II T4 Gb for use in zone 1 and 2). They are also equipped with IECEx compliant solenoids which are certified in accordance with IECEx standard for equipment class 2 G. All explosion-proof solenoids are DC design; AC valves operate with integrated rectifier.

Contact us for further technical details and configuration options.

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