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Products / Actuators / Susin
Electric & Pneumatic Valve Actuators — 9 Series
The complete Susin actuator range — ITQ rotary, IQL and ITL linear and ITM multi-turn electric actuators, PDS and HD scotch yoke plus PLDS and MPLDS linear pneumatic actuators, and ITS precision position monitoring switches. ISO 5211 mounting, IP67/IP68 protection, ATEX and SIL3 certified with torque up to 120,867 Nm for demanding valve automation across oil & gas, power, water and process industries.
Valvenok supplies a comprehensive range of industrial, marine and instrumentation valves engineered for demanding service conditions across oil & gas, petrochemical, power generation and marine industries. From API-rated process isolation valves to class society approved marine valves and precision SS316 instrumentation valves — every product built for leak-tight, reliable performance.
ITQ Series Rotary Electric Actuator
High-performance rotary electric actuators with torque from 100–9,000 Nm. Hard-anodized aluminum housing with IP67/NEMA 4X protection, double worm self-locking gear, auto-declutching handwheel and mechanical torque sensing for safe, reliable valve automation.
100 – 9,000 Nm
IP67 / NEMA 4X & 6
-20°C to +70°C
ISO 5211 Mount
Double Worm Self-Locking
110/220VAC · 380/440VAC · 24VDC
ITM Series Multi-Turn Electric Actuator
Heavy-duty multi-turn electric actuators engineered for gate, globe and sluice valves requiring multi-revolution operation. Exceptional torque capability, IP68 waterproof protection, Hall incremental encoder feedback and smart local control for demanding Oil & Gas, Water Treatment and Petrochemical applications.
Multi-Turn
IP68 Waterproof
-20°C to +70°C
Hall Encoder Feedback
TENV High-Torque Motor
Ex d IIC T4 Optional
IQL Series Linear Electric Actuator
Robust linear electric actuators engineered for precise modulating control of globe, gate valves and dampers. High thrust capacity from 4–25 kN, IP67 protection, battery backup fail-safe, and full modulating control via 4–20mA / 0–10V for demanding industrial automation.
4 – 25 kN Thrust
40 – 100 mm Stroke
IP67 / IP68 Optional
-20°C to +70°C
4–20mA / 0–10V Control
Battery Backup Fail-Safe
ITL Series Compact Linear Electric Actuator
Compact and powerful linear electric actuators with 100% duty cycle motor engineered for high-frequency modulating control. 1–10 kN thrust, IP66/67 protection, universal power supply and full 4–20mA / 0–10V control signal compatibility for demanding process automation.
1 – 10 kN Thrust
15 – 50 mm Stroke
100% Duty Cycle
IP66 / IP67
-20°C to +70°C
4–20mA / 0–10V Control
HD Scotch Yoke Pneumatic Actuator
Heavy-duty scotch yoke pneumatic actuators in Symmetric (IS) and Canted (IC) configurations, engineered for demanding industrial valve automation. Wide torque range for ball, butterfly and plug valves — on-off and modulating service. ATEX, SIL3 and PED certified.
Scotch Yoke IS & IC
132 – 120,867 Nm
3.5 – 10 bar
-20°C to +85°C
IP66 / IP67
ISO 5211 / ATEX / SIL3
PDS Scotch Yoke Pneumatic Actuator
Scotch-Yoke pneumatic actuators engineered for superior break-out torque in demanding flow control environments. Available in double acting (PD) and single acting spring return (PS) configurations with hard anodized aluminum construction for corrosion resistance.
Scotch Yoke
3.5–8 Bar
-20°C to +80°C
ISO 5211 / NAMUR / VDI-VDE 3845
±5° Adjustable Travel Stops
PLDS Linear Pneumatic Actuator
Double-acting pneumatic linear cylinders engineered for precise motion control in automation systems and valve actuation. Low-friction seals, universal ISO mounting, and multiple corrosion protection grades for demanding industrial environments.
Double Acting
3 – 7 bar
-20°C to +80°C
IP66
ISO 3322 / 4393 / 5597
Multiple Corrosion Grades
MPLDS Micro Linear Pneumatic Actuator
Compact double-acting pneumatic linear actuators engineered for fine automation and precise linear motion in tight spaces. Modular design, IP66 protection, and wide pressure range with support for positioners, solenoids and limit switches.
Double Acting
2.1 – 6.2 bar (30–90 PSIG)
-10°C to +60°C
IP66
Compact Modular Design
Positioner / Solenoid Ready
ITS Series Position Monitoring Switch
The ITS series from Susin are precision-engineered position monitoring switches for rotary actuators. Robust weatherproof and explosion-proof aluminium or stainless steel housings with a visual dome indicator covering 0°–90° travel. Available in mechanical 2-SPDT and proximity sensor configurations with NAMUR standard shaft mounting and corrosion-resistant epoxy-polyester coating.
IP67 / IP68
ATEX Ex d IIC T6
IECEx & CE Certified
2-SPDT or Proximity
0°–90° Visual Dome Indicator
-20°C to +80°C
ISO 5211
Mounting Standard
IP67 / IP68
Ingress Protection
ATEX · SIL3
Hazardous Area
Up to 120,867 Nm
Max Torque
Electric · Pneumatic
Actuation Types