MOOG G123-825-001 High-Performance Servo Valve



  • Product Code: G123-825-001
  • Availability: In Stock

MOOG G123-825-001

High-Performance Servo Valve

Product Overview

The MOOG G123-825-001 is a precision servo valve designed for high-performance hydraulic control applications requiring accurate positioning, velocity, and force control. This direct-acting servo valve converts electrical signals into precise hydraulic flow rates, making it ideal for demanding industrial and aerospace systems. Its robust construction, high dynamic response, and long service life ensure reliable operation in critical applications where precision and repeatability are essential.

Key Features

  • Direct-acting spool design for high dynamic response
  • Flow capacity up to 10 gpm (38 l/min) at 1000 psi (69 bar)
  • Linear electrical input (4-20mA or ±10V DC)
  • Maximum operating pressure: 3000 psi (207 bar)
  • Low hysteresis (<0.5% of full scale) for precise control
  • Rugged construction suitable for industrial environments

Technical Specifications

Parameter Details
Flow Capacity 10 gpm (38 l/min) at 1000 psi (69 bar) pressure drop
Operating Pressure Maximum: 3000 psi (207 bar); Minimum: 50 psi (3.4 bar)
Electrical Input 4-20mA DC or ±10V DC (configurable)
Response Time < 50 ms (90% of full stroke)
Operating Temperature -40°C to +100°C (-40°F to +212°F)
Fluid Compatibility Mineral-based hydraulic oils (ISO VG 32-68)

Typical Applications

  • Industrial machinery position and velocity control
  • Plastic injection molding machine hydraulic systems
  • Steel mill roll gap control
  • Test equipment and material testing systems
  • Simulators and motion control platforms
  • Marine and offshore hydraulic control systems

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