power boat autopilot / calculator
NAC-3 Simrad Yachting



  • Application domain:

    for power boats

  • Type:



The NAC-3 Autopilot Computer is the brains behind your Simrad autopilot system. It contains the electronics needed to operate a hydraulic steering pump or mechanical drive unit, while also interfacing with other components including heading sensors and rudder feedback units. The NAC-3 was designed for boats ten metres (35 feet) or greater in length and is rated to operate high-current pumps, mechanical drive units, and solenoid valves (30 amps continuous/50 amps peak).

Key Features
Reliable autopilot performance based on Simrad Continuum steering technology
Recommended for boats above 10 metres (35 feet) in length
High-current output of 30 amps continuous, 50 amps peak
Clutch output (3 amps maximum)
Compatible with high-current drive pumps, mechanical drives, hydraulic linear drives, and solenoid valves
Virtual rudder feedback for simplified installation aboard outboard and sterndrive (inboard/outboard) boats
Supports Simrad RF25 and RF300 rudder feedback units
NMEA 2000® connectivity to heading sensors, rudder feedbacks, dedicated autopilot controllers, and multifunction displays
NMEA 0183® input

Other Simrad Yachting products

Marine Autopilot Computers