12V Type 2 Rotary Drive

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12 Volt Rotary Drive for sprocket and chain type steering systems on vessels up to displacement 44,000 lb (20,000kg).


  • The Rotary drive is designed for steering systems that can be driven from the helm position through a chain and sprocket (for example: cable and rod steering systems).
  • The outstanding design of the Raymarine rotary drive unit provides smooth, powerful autopilot-controlled steering with quiet operation.

The main parts of the drive are:

  • A rugged electric motor, that drives a precision epicyclic gearbox via a high tensile drive belt.
  • An electromagnetic clutch that transmits high torque loads without slipping.


  • For vessels, up to 44,000 lbs (20,000 Kg).
  • Use corepack X-30 or S3/S3G.
  • Peak output torque 300 lb in (34 Nm).
  • Maximum shaft speed 33 rpm.
  • Hard over time +-35 deg no load, 10 seconds.
  • Power consumption 60-84W.