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Garmin SteadyCast™ Heading Sensor
The Garmin SteadyCast™ Heading Sensor feeds your chartplotter accurate, real-time heading data at 10 Hz — so your bow indicator stays true whether you're trolling, drifting, or sitting still. Built on 9-axis MEMS technology, it mounts in any orientation away from magnetic interference and connects to your NMEA 2000® network in minutes with no complicated setup.
Specifications:
- Heading accuracy: ±3 degrees
- Heading output rate: 10 Hz
- Interface: NMEA 2000® plug-and-play
- Calibration: 2-step process; full precision calibration for compatible Garmin chartplotters, basic calibration supported for non-Garmin displays
- Sensor technology: 9-axis MEMS — mountable in any orientation, away from magnetic interference
- Suitable for bilge environments
In the Box:
- SteadyCast™ heading sensor with integrated NMEA 2000® drop cable (6 ft)
- NMEA 2000® T-connector
- Documentation
⚠️ California Prop 65 Warning: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.


