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Simrad RF40 Rudder Feedback Unit

Simrad RF40 Rudder Feedback Unit

  • Applications: Autopilot Systems with a NAC-1 or NAC-2 Autopilot Computer
  • Transforms Angular Travel of Rudder to Digital Signal
  • Includes 49-foot (15m) Attached Cable with 3-Pin Connector
  • Item #: 
    Model #: 


    Shipping Weight: 
    1.45 Lbs.
    Our Price:
    Status:    null In Stock

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    • The Simrad RF40 is a resistive rudder feedback unit
    • Applications: Autopilot systems with a NAC-1 or NAC-2 autopilot computer
    • Mount: Mounts close to rudder
    • Mechanically linked to rudder tiller arm or rudder quadrant
    • Connects to NAC-1 / NAC-2 autopilot computer with included three-pin rudder feedback socket
    • Wiring: Includes 49 foot (15 meter) cable with connector


    • Physical
      • Dimensions: See accompanying illustrations
      • Weight 1.1 lbs (0.5 kg)
      • Material: Arnite T06 200 PBT
      • Compass safe distance: 3.1 ft (1 meter)
      • Mounting: Horizontal, vertical or upside down
      • Cable: 49 feet (15 meters) with 3-pin connector
      • Transmitter link: Stainless 13.6" (345 mm) with 2 ball joints
    • Electrical
      • Supply voltage: 5 Volt DC
      • Power consumption: 2.5 mW
    • Environmental
      • Operating temperature: –13 to +130 ° F (-25 to +55 ° C)
      • Storage temperature: –22 to + 158 ° F (-30 to +70 ° C)
      • Waterproof rating: IP56
    • Interface
      • Rudder angle: +/-120 degrees
      • Output signal: 0 - 5 Volt DC
      • Resistance value: 10 K ohms
      • Accuracy: +/-0.25° within +/-5°, otherwise +/-0.5°
      • Repeatability +/-0.1°

    For more information, see the Owner's Manual and Installation Guide



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