Electric Actuator

Focus on one thing to produce best Actuators & Valves And do it well to our Clients

Electric Actuator

An electric valve actuator is an automatic control device that uses electrical power and control signals to open, close, or regulate a valve. Our low-maintenance electric actuators consist of a motor, reduction gears, a control module, and a protective housing.

Hearken Flow specializes in electric valve actuators for quarter-turn, multi-turn, and linear applications, covering both rotary and linear valve automation. Our product range includes standard models for water treatment and general industrial applications, as well as specialized models designed for harsh environments. We offer reliable ON/OFF and modulating electric actuators to help ensure safe, efficient, and automated system operation.

 

  • Motion Options: Quarter-turn/Part-turn, Multi-turn, and Linear.
  • Valve Options: Ball, butterfly, plug, gate, globe, and linear control valves.
  • Available Valve Sizes: DN8 to DN2000.
  • Torque / Thrust: 2 to 5,000 N·m torque / 1.5 to 50 kN thrust.
  • Voltage Options: 12/24 VDC, 24 VAC, 110 VAC, 220 VAC, 380 VAC, and custom voltages.
  • Control Modes: ON/OFF, Modulating, and Intelligent control.
  • Communication: Modbus, PROFIBUS, HART, and other protocols.
  • Protection Level: Waterproof IP67 standard, with IP68 and explosion-proof options available.
  • Housing: Aluminum alloy with epoxy powder coating.
  • Actuator Color: Custom colors available according to customer requirements.
  • Temperature: -40°C to +100°C, depending on the model. Optional anti-condensation heaters are available.
  • Fail-Safe Options: Spring-return and power-off reset configurations, depending on the model.
  • Safety Features: Motor overheat and overload protection, with manual override options.
  • Certifications: Depending on the model, applicable certifications and compliance may include CE, IECEx, ATEX, SIL 3, and RoHS.
  • If you have specific requirements for electric actuators or valve automation, please contact us at [email protected] for more information and technical support.
HEX Series Explosion-proof Electric Actuator

HEX Explosion-proof Electric Actuator

  • Torque Range: 50 - 2000 Nm
  • Material: Aluminum Alloy
  • Type: On-off, Modulating, Intelligent
  • Protection Grade: Ex d IIC T6, IP67, IP68
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HQ Type Quarter Trun Electric Actuator

HQ Series High Torque Industrial Electric Quarter-Turn Actuators (50 – 5,000 N·m)

  • Torque Range: 50 - 5000 Nm
  • Material: Aluminum Alloy
  • Type: On-off, Modulating, Intelligent
  • Protection Grade: Ex d IIC T6, IP67, IP68
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HQT Series Explosion proof Electric Actuator

HQT Manual Override Explosion proof Electric Actuator

  • Torque Range: 50 - 2000 Nm
  • Material: Aluminum Alloy
  • Type: On-off, Modulating, Intelligent
  • Protection Grade: Ex d IIC T5, IP67
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HEN Rotary Electric Actuator

  • Torque Range: 10 - 2000 Nm
  • Material: Plastic or Aluminum Alloy
  • Type: On-off, Modulating, Intelligent
  • Protection Grade: IP67
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motorized valve for HVAC

Rotary Electric Actuator

  • Torque Range: 10 - 2000 Nm
  • Material: Plastic or Aluminum Alloy
  • Type: On-off, Modulating, Intelligent
  • Protection Grade: IP67
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hea(m)multiple turn electric actuator

HEA(M) Series Compact Multi-Turn Electric Valve Actuator (50–300 N·m) for Gate, Globe & Knife Gate Valves

  • Torque Range: 50 - 300 Nm
  • Material: Aluminum Alloy
  • Type: On-off, Modulating, Intelligent
  • Protection Grade: IP67
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HMT On off Multiple Turn Electric Actuator

HMT On off Multi-Turn Electric Actuator

  • Torque Range: 50 - 5000 Nm
  • Material: Aluminum Alloy
  • Type: On-off, Modulating, Intelligent
  • Protection Grade: Ex d IIC T6, IP67, IP68
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HMT 4-20ma Modulating Multi-turn Electric Actuator

HMT 4-20ma Modulating Multi-turn Electric Actuator

  • Torque Range: 50 - 5000 Nm
  • Material: Aluminum Alloy
  • Type: On-off, Modulating, Intelligent
  • Protection Grade: Ex d IIC T6, IP67, IP68
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HMT(G) Russian Mark -Multi Turn Electric Actuator MOQ

HMT(G) Series Russian Standard Multi-Turn Electric Actuator

  • Torque Range: 50 - 5000 Nm
  • Material: Aluminum Alloy
  • Type: On-off, Modulating, Intelligent
  • Protection Grade: Ex d IIC T6, IP67, IP68
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Hearken Flow HUSL Series Heavy-Duty Electric Linear Valve Actuator for Control & Globe Valves

HUS Series Heavy-Duty Electric Linear Valve Actuator for Control & Globe Valves

  • Thrust Range: 1.5 kN - 50 kN
  • Material: Aluminum Alloy
  • Type: On-off, Modulating, Intelligent
  • Protection Grade: Ex d IIC T6, IP67, IP68
More >
Hearken Flow HUBL Series High-Precision Linear Electric Actuator for Control Valves

HUBL Series High-Precision Linear Electric Actuator for Control Valves

  • Thrust Range: 3 kN - 30 kN
  • Material: Aluminum Alloy
  • Type: Modulating
  • Protection Grade: IP65
More >
The Advantages from Us

If your are the valve actuator manufacturer same like us, if your have the same feelings that running a factory is not so easy somehow, But after we developed the good system of management and production lines, Everything is going in the best direction and smoothly.

Reliable and Safety
Reliable and Safety

Designing and manufacturing high quality, reliable and safety pneumatic actuators and electric actuators

International Standard
International Standard

Each valve actuator will be tested in the quality room according to the international standard before being sold and distributed.

Wide Range of Accessories
Wide Range of Accessories

We are not only produce quantities of valve actuator but also provide the actuator accessories, Such as pneumatic electric positioner, pneumatic pneumatic positioner, limit switchbox, namur solenoid valve, air regulator etc….

Strict Quality Control
Strict Quality Control

From design, production and testing, all the components of each pneumatic actuator and electric actuator that will be produced by our own which for easy control the quality matters. our inspector will control of each production phase as well.

Used in Many Industry
Used in Many Industry

Hearken actuators can be safely used in many industry sectors. Such as Oil and Gas, SDV and HIPPS valves, Pipelines, Chemicals and petrochemicals, Offshore platforms, Ships and vessels, Water Plants, paper plants etc….

Assistance and after-sales support
Assistance and after-sales support

We offer complete valve automation processing and we also dedicate to find the cost-effective solution to get desirable finishing for your valve actuators. The guarantee of our actuators are 18 months and technical support for whole life.

The Main Production facilities we have following:

17 CNC Machines for pneumatic actuators and electric actuators

4 Cutting machines for aluminum tube of pneumatic actuator

2 Sets of Surface polishing machine for pneumatic actuators and electric actuator

6 Sets of Drilling Machines and Multi spindle drilling machine

2 Sets of Piston Polishing Machines

2 Sets of Laser Marking Machines

2 Sets of Torque testing machine of pneumatic actuators and electric actuators

1 Set of Leakage testing equipment

And other related manufacturing equipments.

Production Capacity of our Pneumatic actuators and Electric actuators:

Pneumatic actuators—the monthly approx. capacity of DA/SR HPA pneumatic actuators are 50000 Nos. The actuator torque range from 7N.m ~ 7326 N.m @ 4.5 bar

Electric actuators- the monthly approx. capacity of electric actuators are 10000 Nos. The actuator torque output from 2N.m up to 30000 N.m

Valve positioners- the monthly approx. capacity of electric pneumatic positioner are 4000 Nos.

Valve position monitor – The monthly approx. capacity of valve position monitor are 5000 Nos

Motorized valve actuator- the monthly approx. capacity of motorized valve actuator are 3000 Nos

Assistance and after-sales support

We always offer the best assistance and after sales support. The guarantee of our valve actuator is at least 18 months, and we also give technical support to our customers during the guarantee period. And able to give the spare parts for replacement to our clients.

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