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S D T O R K

Quarter-Turn Electrical Actuators

At SDTORK Controls Pvt. Ltd., we specialize in delivering advanced valve automation solutions designed to meet the needs of modern industries. Our Quarter-turn Electric Actuators are engineered for precision, reliability, and durability, making them the preferred choice for controlling rotary valves such as ball valves, butterfly valves, and HVAC dampers. Operating within a rotation range of 90°, these actuators are widely used across critical industries including energy, oil & gas, water treatment, chemical, and pharmaceuticals. Built with robust technology, SDTORK actuators ensure smooth, accurate, and dependable control of media flow in even the most demanding environments.

Configurations We Offer
• Standard Version – Ideal for basic applications requiring simple open/close functionality. Provides long-term performance with ease of use.

Key Advantages
✅ High precision & reliability – Stable and accurate flow control in every operation
✅ Flexible operation – Supports both on/off and modulating control modes
✅ Rugged design – Withstands harsh industrial conditions with ease
✅ Seamless integration – Compatible with modern automation and communication protocols
✅ Long service life – Engineered for continuous, trouble-free performance

With a focus on innovation, quality, and customer satisfaction, SDTORK Controls Pvt. Ltd. provides quarter-turn actuators that empower industries to achieve greater efficiency, safety, and process reliability.

SD-1000 Series

SD-1000 Series

  • Type: Weatherproof Quarter-Turn Electrical Actuator (Single Phase)
  • Body Material: Aluminium Alloy
  • Torque Range: 100 Nm to 200 Nm
  • Motor Type: Synchronous Stall-Duty
  • Duty Modes: On-Off / Inching / Modulating

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SD-1001 Series

SD-1001 Series

  • Type: Weatherproof Stayput Quarter-Turn Electric Actuator (Single / Three Phase)
  • Body Material: Aluminium Alloy
  • Torque Output: 400 Nm / 500 Nm
  • Motor Type: Squirrel Cage Induction Motor
  • Duty Modes: On-Off / Inching / Modulating

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SD‑1001‑ECO Series

SD‑1001‑ECO Series

  • Type: Weatherproof Quarter-Turn Electric Actuator (Single Phase)
  • Body Material: Aluminium Alloy Die-Cast
  • Torque Range: From 30 Nm up to 2000 Nm
  • Motor Type: Reversible Induction Motor
  • Duty Modes: On-Off / Inching / Modulating

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 SD-2001 Series

SD-2001 Series

  • Type: Weatherproof Linear-to-Rotary Electric Actuator (Single Phase)
  • Torque Output: 40 Nm to 200 Nm
  • Stroke Range: 32 mm to 60 mm
  • Construction: Heavy-duty Aluminium Alloy Housing – Corrosion-resistant and durable
  • Motor Type: Single Phase Synchronous Stall Duty Motor

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SD-3001 / SD-3000 / SD-3002 + Worm Gearbox  Series

SD-3001 / SD-3000 / SD-3002 + Worm Gearbox Series

  • Type: Multi-Turn Electric Actuators with Combination Of Worm Gearbox
  • Body Material: High-grade Aluminium Alloy / Cast Iron
  • Torque Range: 30 Nm to 300,000 Nm
  • Motor Type: Three-Phase Squirrel-Cage Induction Motor
  • Duty Modes: On-Off / Inching / Modulating

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 FSD-1001 Series

FSD-1001 Series

  • Type: Flameproof (Ex d) Stayput Quarter-Turn Electric Actuator (Single / Three Phase)
  • Body Material: Aluminium Alloy – strong, corrosion-resistant, and explosion-proof
  • Torque Output: 300 Nm – 600 Nm
  • Motor Type: Squirrel Cage Induction Motor – fully enclosed, high-torque, design with thermal protection
  • Duty Modes: On-Off / Inching / Modulating

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FSD-1001-Ex Series

FSD-1001-Ex Series

  • Type: Flameproof (Ex d) Stayput Quarter-Turn Electric Actuator (Single / Three Phase)
  • Body Material: Marine-grade Aluminium Alloy Die-Cast – Corrosion-resistant and lightweight
  • Torque Range: 30 Nm to 600 Nm
  • Motor Type: Squirrel-Cage Induction Motor – Fully enclosed, high-torque, thermally protected
  • Duty Modes: On-Off / Inching / Modulating

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FSD-12000  with Worm Gearbox

FSD-12000 with Worm Gearbox

  • Type: Flameproof Stayput Quarter-Turn Electric Actuator (Single / Three Phase)
  • Body Material: High-Grade Cast Iron / Aluminium Alloy
  • Gearbox: Heavy-Duty Worm Gearbox
  • Maximum Torque: Up to 300,000 Nm
  • Body Material: High-Grade Cast Iron / Aluminium Alloy

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 FSD-1001-Ew Series

FSD-1001-Ew Series

  • Type: Weatherproof Quarter-Turn Electric Actuator (Single / Three Phase)
  • Body Material: Aluminium Alloy – Durable, corrosion-resistant construction
  • Torque Output : 30 Nm to 600 Nm
  • Motor Type: Squirrel Cage Induction Motor – Fully enclosed with thermal protection
  • Duty Modes: On-Off / Inching / Modulating

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SD-1000 Series (Dome Type)

SD-1000 Series (Dome Type)

  • Type: Weatherproof Quarter-Turn Electrical Actuator (Single Phase)
  • Body Material: Aluminium Alloy
  • Torque Range: 30 Nm & 50 Nm
  • Motor Type: Synchronous Stall-Duty
  • Duty Modes: On-Off / Inching / Modulating

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SD-1001 Series .

SD-1001 Series .

  • Type: Weatherproof Stayput Quarter-Turn Electric Actuator (Single / Three Phase)
  • Body Material: Aluminium Alloy
  • Torque Output: 60 Nm / 125 Nm / 250 Nm
  • Motor Type: Induction Motor
  • Duty Modes: On-Off / Inching / Modulating

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HQ Series with Linear-to-Rotary Converter

HQ Series with Linear-to-Rotary Converter

  • Type: Flameproof Linear-to-Rotary Electric Actuator
  • Body Material: High-grade Aluminium Alloy Die-Cast
  • Torque Range: 40 Nm to 200 Nm (Model Dependent – HQ008 / HQ015)
  • Motor Type: Single Phase Synchronous Stall Duty Motor
  • Duty Modes: On-Off / Inching / Modulating

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FSD-1001-12.5 / 25

FSD-1001-12.5 / 25

  • Type : Flameproof (Ex d) Stayput Quarter-Turn Electric Actuator (Single / Three Phase)
  • Body Material: Aluminium Alloy – strong, corrosion-resistant, and explosion-proof
  • Torque Output: 125 Nm & 250 Nm
  • Motor Type: Squirrel Cage Induction Motor
  • Duty Modes: On-Off / Inching / Modulating

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