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eckart

Eckart

Eckart – Precision Hydraulic and Pneumatic Rotary Actuators for Custom Motion Solutions

Eckart delivers high-performance hydraulic and pneumatic rotary actuators with 50+ years of innovation, quality, and customer-focused solutions for industries worldwide.

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E1 Series Rotary Actuators – Precision Torque Control up to 2450 Nm

Rotary actuators E1

The E1 rotary actuator series delivers reliable torque output and flexible rotation angles, making it ideal for a wide range of automation and industrial applications operating at pressures up to 100 bar.

Key Specifications:

  • Bore size: 40 mm to 125 mm
  • Torque output (at 100 bar): 74 Nm to 2450 Nm
  • Rotation angles: 90°, 180°, 270°, 360° (custom angles available on request)
  • Working pressure: 5 to 100 bar (custom pressure ranges available)
  • Operating temperature: -25°C to +70°C (extended ranges available on request)

Mounting & Shaft Options:

  • Mounting styles: Flange or Foot
  • Shaft types:
    • Smooth
    • Keyed
    • Splined
    • Gear shaft
    • Polygonal shaft

Available Options & Features:

  • End cushioning for smooth deceleration
  • Angle sensors for precise positioning feedback
  • Angular adjustment for customized rotation settings
  • Delivers equal torque in both directions

E3 Series Rotary Actuators – High-Torque Precision in a Compact, Robust Design

The E3 rotary actuator series is engineered for demanding applications requiring high torque, precise positioning, and ultra-compact construction. Built for 210 bar operating pressure, the E3 series is ideal for automation, clamping, lifting, and rotary motion control in harsh environments.

Key Specifications:

  • Bore size: 95 mm to 170 mm
  • Torque output (at 210 bar): 720 Nm to 3600 Nm
  • Rotation angles: 180°, 360° (custom rotations available on request)

Design Highlights:

  • Ultra-compact and robust construction
  • Exact positioning with minimal backlash
  • High-strength steel construction for extreme durability
  • Continuous shaft hole for flexible load connection
  • Load can be mounted on one or both shaft ends

Performance Features:

  • Delivers equal torque in both directions
  • Designed for precision and reliability in tight spaces
  • Ideal for heavy-duty automation, mechanical positioning, and industrial robotics
Rotary actuators E3
Rotary actuators E3

SM4 Series Rotary Actuators – Heavy-Duty Torque with Maximum Flexibility

Rotary actuator SM4

The SM4 rotary actuator series is built for extreme torque demands and precision-controlled rotation, offering performance up to 85,000 Nm under 250 bar operating pressure. Ideal for heavy-duty industrial automation, clamping systems, and material handling.

Key Specifications:

  • Bore size: 40 mm to 300 mm
  • Torque output (at 250 bar): 180 Nm to 85,000 Nm
  • Rotation angles: 90°, 180°, 270°, 360° (custom angles available on request)
  • Operating temperature: -25°C to +70°C (extended range optional)
  • Working pressure: 5 to 250 bar (special ranges available)

Mounting & Shaft Options:

  • Mounting types: Flange or Foot
  • Shaft configurations:
    • Smooth shafts
    • Keyed shafts
    • Splined shafts
    • Gear shafts
    • Polygonal shafts
    • Hollow shafts

Performance Features & Options:

  • Same torque in both directions for symmetrical operation
  • End cushioning for smooth rotation stops
  • Angle sensors for real-time position feedback
  • Angular adjustment for fine-tuned stroke control

HSE4 Series Rotary-Linear Actuators – Combined Motion Control with Powerful Force & Torque

The HSE4 rotary-linear actuator combines rotary and linear motion in a single compact unit. Designed for systems requiring synchronized push/pull and rotational movement, it delivers precise performance at working pressures up to 100 bar.

Key Specifications:

  • Bore size: 40 mm to 125 mm
  • Rotation angles: 90°, 180°, 270°, 360° (special configurations available)
  • Torque at 100 bar: 74 Nm to 2450 Nm
  • Push force at 100 bar: 12,500 N to 122,000 N
  • Pull force at 100 bar: 7,500 N to 72,000 N
  • Operating temperature: -25°C to +70°C (optional extension available)
  • Working pressure: 10 to 100 bar (special ranges on request)

Mounting Options:

  • Flange mount
  • Foot mount

Advanced Features & Options:

  • End cushioning for smooth travel limits
  • Angle sensors for real-time rotation monitoring
  • Angular adjustment for custom stroke limits
  • Compact, efficient design for space-sensitive applications
Rotary-linear actuators HSE4