Alkitronic EFC-S Series – Up to 6500Nm

Electric torque multipliers from 75 to 6,500 Nm, running on any international power supply with IP54 protection and ±2% repeat shut-off accuracy.

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The Alkitronic EFC-S Series covers electric torque multipliers from 75 to 6,500 Nm (55 to 4,800 ft-lbs), running on any international power supply from 100–253V and 45–66Hz. IP54 protection keeps it working safely in humidity and rain, and precise voltage-controlled shut-off suits on-site portable generators.

Key Features

  • IP54 protection ensures safe, uninterrupted operation in humidity and rain.
  • Maintenance-free, low-wear brushless synchronous motor keeps running costs low.
  • Continuous rotation delivers permanently higher screwing quality than ratcheting tools.
  • Simple one-finger operation for fast, comfortable working.
  • Glare-free OLED display stays readable in all weather conditions.
  • Menu-guided, multilingual interface with control and warning messages.
  • 360° rotatable operating unit transmits no reaction forces to the operator.

Advanced Control Technology

  • Torque/rotation angle method supports quality-controlled screwdriving.
  • Sensorless control improves efficiency, lowers power consumption, and reduces heat generation.
  • Repeat shut-off accuracy of ±2% reproduces the preselected torque precisely, application after application.
  • Low heat generation extends service life and minimises downtime.
  • Heavy-duty cast aluminium motor housing withstands demanding site conditions.

Alkitronic EFC-S Series Specifications

Spec Detail
Torque Range 75 – 6,500 Nm (55 – 4,800 ft-lbs)
Power Supply 100 – 253 V / 45 – 66 Hz (international)
Protection Rating IP54
Repeat Accuracy ±2%
Motor Brushless synchronous
Housing Heavy-duty cast aluminium
Display OLED, glare-free
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