Precise hydraulics. Digital control.
Digital servo valves
Industrial communication options for valve configuration, control and monitoring.
D636 / D637
Servo valves with integrated electronics
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Technical overview
- Direct operation without pilot oil.
- ISO 4401-03 and 05 sizes.
- Communication is version-dependent; analog versions are also available.
What is needed to select a solution?
Pressure, flow, control function, protocol and valve version

Original artwork in Hebrew; the publication text is available on this page.
Publication text
Precise hydraulics. Digital control.
D636 and D637 combine a linear force motor with integrated electronics. In suitable versions, a Fieldbus interface allows parameter setting and valve monitoring through the control system.
Who is it for? Machine manufacturers, test systems and energy control systems.
For application selection, we review: pressure, flow, control function, protocol and valve version.
For advice and application selection: B.N. Engineering & Technology
info@bn-eng.co.il | bn-eng.co.il
MOOG source: https://www.moog.com/products/servovalves-servo-proportional-valves/industrial/servo-and-proportional-valves-with-electronics/direct-operated-servo-valves-for-analog-signals-d636-and-d637-series.html
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Solution selection