Servo valve unit

MOOG D665-5703 & D661-5623C

Moog Servovalve Unit D665-5703 & D661-5623C High-Performance Valve Module

For sale is a fully functional, industrially used, high-performance servovalve unit from MOOG, consisting of two perfectly matched valves.

Also available as individual components!

Moog D661-5623C – High-Response Valve

Technical Specification Value
Model Designation D661-5623C
Type Code G18H0A0NSA0HP
Valve Type 4-Way, 2-Stage with Bushing Spool
Nominal Flow 120–200 l/min (depending on version)
Operating Pressure P, A, B Max. 350 bar
Return Pressure T (internal) 210 bar
Return Pressure T (external) 280 bar
Control Pressure 25–350 bar
Coil Stroke ±0.13 mm
Control Area (AK) 1.35 cm²
Operating Time (0–100%) Approx. 14 ms
Hysteresis < 0.6%
Zero Offset < 1%
Supply Voltage ±15 V DC
Input Signal ±10 V
Protection Class IP65
Weight approx. 5.7 kg
Connection diagram ISO 4401-05-05-0-94

Moog D665-5703 – High-Performance Valve

Technical property Value
Model designation D665-5703
Type code K15HXJW4NSM0-P
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Valve type 4-way, 3-stage, ServoJet
Nominal flow rate 1500 l/min Δp = 5 bar per control edge
Operating pressure P, A, B max. 350 bar
Return pressure T (internal) max. 100 bar
Return pressure T (external) max. 280 bar
Control pressure min/max min. 25 bar above T / max. 350 bar
Control spool stroke ±8 mm
Control area (AK) 9.6 cm²
Hysteresis < 0.2%
Zero offset (55K ΔT) < 2%
Zero leakage current (total) max. 11 l/min
Supply voltage ±15 V DC
Input signal ±10 V
Protection class IP65
Weight approx. 73.5 kg
Connection diagram ISO 4401-10-08-0-94
Connections X and Y external (ServoJet required)

Description & Use:

Condition: New (see pictures).

Note:

For detailed technical specifications and processing instructions, we strongly recommend consulting the original data sheets or contacting the manufacturer directly.

You can find more items - new and used - in our shop!
International shipping costs upon request!