4/3 Servo Valves NG10 to NG35

High degrees of advanced functionality and nominal flow rates from 55 to 1 000 litres per minute. This pilot operated, electrical position feedback and on-board electronics valve is only available from Hytec South Africa.

View our servo valve specifications below

Servo Valve specifications

  • Sizes: (NG) 10, 16, 25, 27, 35
  • Unit series: 3X
  • Maximum working pressure: P, A, B 350 bar (NG27: 280 bar)
  • Nominal flow rate: 55...1000 l/min (Δp = 10 bar)


  • Pilot operated 4/3-way servo solenoid directional control valves NG10 to NG35
  • Pilot valve NG6, with control piston and sleeve in servo quality, actuated on one side, 4/4 fail-safe position when switched off
  • Control solenoid with electric position feedback and on-board electronics (OBE), calibrated at the factory
  • Main stage in servo quality with position feedback

Flow characteristic

  • M = Progressive with fine metering notch
  • P = Non-linear curve
  • L = Linear
  • Electrical connection 6P+PE
  • Signal input of differential amplifier with interface A1 ±10 V, or interface F1 4...20 mA (Rsh = 200 Ω)

Speak to our hydraulics division about your factory automation


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