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Flowserve-Limitorque-Non-Intrusive Multi-Turn Actuators - MX

Non-Intrusive Multi-Turn Actuators - MX

BRAND: Limitorque

The Flowserve Limitorque MX, non-intrusive electric actuator is designed for a wide range of environmental applications in power, oil & gas, and water industries.


  • General Industry
  • Chemicals
  • Water
  • Oil & Gas
  • Power

industry sectors

  • Pulp & Paper
  • Mining
  • Steel & Primary Metals
  • Food & Beverage
  • Corn Wet Milling & Ethanol
  • Other Industries
  • Basic (Organic & Inorganic)
  • Specialty (Fine & Consumer)
  • Biofuels
  • Pharmaceutical
  • Water
  • Waste Water
  • Agriculture
  • Water Management
  • Upstream Exploration & Production
  • Midstream Transportation
  • Downstream Processing
  • Nuclear
  • Conventional Steam
  • Geothermal
  • Combined Cycle
  • Concentrated Solar Power (CSP)
  • Biomass and MSW
  • All global explosion proof certifications
  • Meets pertinent European Directives (CE mark)
  • Designed to meet EN-15714
  • AWWA C542
Design Range

Torque Rating Range: From 20 ft.lbs. to 1700 ft.lbs output torque - with addition of gearboxes, additional torque can be supported

Features & Benefits
  • Non-intrusive electronic design
  • Wide variety of configurations, including torque-only, thrust-based, linear thrust base and rising stem applications
  • Weatherproof, explosion proof, and submersible applications
  • 100% repeatable and redundant absolute encoder for position sensing
  • Electronic torque switch
  • 3-phase, 1-phase, and DC motors
  • Instant actuator status and valve position in 11 languages 
  • Low-temperature capability to -60°C (-76°F) with arctic temperature and solid-state starter options for modulation to 1200 starts per hour

Modulating Service
MX is available for modulating applications up to 1200 starts per hour.

Network Service
MX is available for network applications that utilize Modbus, Foundation Fieldbus, Profibus DP or PA, DeviceNet, and HART.

Linear Control Valve Service
MX is available for use with control valves that may require exacting position utilizing a linear thrust base.

Single Phase ACV Motor Voltages
MX is available for single phase ACV applications using a BLDC motor and solid state motor controller that provide reliable and safe operation.


Flowserve Limitorque offers practical product training at our global automation headquarters in Lynchburg, Va., and our state-of-the-art valve automation center in Houston. Taught by qualified instructors in classroom settings, these three-day courses emphasize hands-on training. Key topics include the principles of actuator functionality as well as actuator setup and commissioning, maintenance and troubleshooting. View available courses and dates.


Our global expertise and local service centers ensure that you stay up and running. Learn more about our services.

Learn More

Use Flowserve VirtualPlant 3D models of various plant types to help you 'see' our capabilities in key industrial applications.

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