Furuno

Furuno SC70 Satellite Compass w/o Cable

SKU: 66667 · UPC: SC70 · MPN: SC70
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02 · Overview

Furuno SC70 Satellite Compass w/o Cable — Product description

Navigating challenging waters demands precision you can trust, especially when every degree counts for safe docking, efficient routing, or overlaying radar on charts. The Furuno SC70 satellite compass delivers that reliability without the hassles of traditional magnetic systems. Drawing from proven commercial-grade engineering, it harnesses multi-GNSS technology to feed ultra-accurate heading data straight to your autopilot, radar, chart plotter, and more—elevating your entire navigation setup.

Whether you're handling a nimble sportfisher or a mid-sized workboat, this compass shines in dynamic conditions, providing not just direction but a full suite of motion data to make tight maneuvers intuitive and secure.

Why Choose the SC70 for Superior Vessel Control?

Unlike gyro or fluxgate compasses that suffer from magnetic interference or require constant calibration, the SC70 uses satellite signals for heading accuracy down to 0.4 degrees. This stability ensures your ARPA targets track flawlessly, sonar beams stay locked, and autopilot holds course through choppy seas.

  • Multi-GNSS Reliability: Locks onto GPS, GLONASS, and Galileo satellites, plus SBAS enhancements like WAAS, for uninterrupted coverage—even in high latitudes or congested harbors where single-system compasses falter.
  • Comprehensive Data Output: Delivers GPS position, speed over ground (SOG), course over ground (COG), rate of turn (ROT), and three-axis speeds (bow, stern, centerline) to support berthing, dynamic positioning, and fuel-efficient planning.
  • Lightning-Fast Response: Tracks turns at 40 degrees per second—double the IMO standard for high-speed craft—keeping up with aggressive maneuvers.
  • IMO-Certified Durability: Type-approved as a transmitting heading device (THD), GPS receiver, and ROT indicator, meeting stringent IEC and ISO standards for commercial operations.
  • Set-It-and-Forget-It Design: No moving parts mean zero maintenance, no annual servicing fees, and a quick 90-second startup from cold power-on.

Integrate it seamlessly via Ethernet into your NMEA 2000 or shipboard network, and access pitch/roll data in analog or digital formats to stabilize sonar heads or vessel attitude systems.

Real-World Performance That Boosts Confidence On the Water

Picture this: You're approaching a busy marina at dusk, crosswinds pushing you off line. The SC70's precise bow/stern speeds and ROT data let your joystick control or thruster system respond instantly, making berthing as smooth as parallel parking on land. Or during offshore runs, its stable heading sharpens radar ARPA for collision avoidance, while COG/SOG optimizes your route against currents.

For anglers, the accurate heading enhances chart plotter overlays, pinpointing structure without drift errors. Commercial operators appreciate the retrofit ease—reuse cabling from older SC-series units with minimal adapters, saving time and downtime.

"In my experience with marine electronics, satellite compasses like the SC70 transform navigation from reactive to predictive, especially when paired with modern multifunction displays."

Effortless Setup for Lasting Precision

Mount the compact antenna high and clear of obstructions for optimal satellite views, connect the junction box to your network, and the display unit provides intuitive status at a glance. Its short startup and lack of gyroscope warm-up make it ideal for vessels that sit idle between trips.

Pro tip: Position the antenna away from radar domes to minimize any potential interference, ensuring the cleanest GNSS reception for year-round accuracy.

Complete Package for Immediate Deployment

  • SC701 Junction Box: Central hub for sensor integration and network connectivity.
  • SC702 Display Unit: Clear, at-a-glance monitoring of heading and status.
  • SC703 Antenna Unit: All-in-one GNSS receiver with attitude sensors.

Note: Antenna cable sold separately to accommodate custom installations.

Frequently Asked Questions

What makes the Furuno SC70 more accurate than traditional compasses?

It achieves 0.4-degree heading accuracy using multi-GNSS satellites (GPS, GLONASS, Galileo) without magnetic interference, outperforming fluxgate or basic GPS units in dynamic conditions.

Is the SC70 suitable for small recreational boats?

Yes, it's perfect for small to medium vessels needing precise heading for autopilots and chart plotters, with easy installation and low power draw.

How quickly does the SC70 start providing data?

It initializes in about 90 seconds after power-up, far faster than gyro compasses requiring long warm-ups.

Does it output data for berthing assistance?

Absolutely—provides 3-axis speeds (bow, stern, longitudinal), ROT, and precise heading to aid tight maneuvers and docking.

Can the SC70 integrate with existing navigation systems?

Yes, via Ethernet or compatible interfaces; it retrofits easily with older Furuno SC-series cabling using optional kits.

Is maintenance required for the SC70?

No—it's fully solid-state with no mechanical parts, eliminating recurring costs and servicing needs.

What certifications does the SC70 hold?

IMO type-approved as THD, GPS, and ROTI, compliant with IEC and ISO marine standards for professional use.

SC70 Satellite Compass w/o Cable

The SC70 is the latest satellite compass built on FURUNO’s commercial-grade technology platform. These satellite compasses prove their value by increasing the accuracy of other devices, such as Radar, ARPA, Scanning Sonar, Current Indicator, Chart Plotter, ECDIS and Autopilots. They provide a highly accurate heading input to these other technologies by utilizing the very latest GNSS (Global Navigation Satellite System). This satellite system is comprised of GPS, Galileo and GLONASS to ensure the highest precision and a continuous coverage.

The SC70 provides a variety of data, including GPS Positioning, SOG (Speed Over Ground), COG (Course Over Ground), ROT (Rate Of Turn) and 3-axis speed (bow, stern and longitudinal). All of these data assist with critical maneuvers, such as berthing. The compasses is maintenance free - a great asset for any vessel.

Consists Of:

  • SC701 - Junction box for SC70/SC130
  • SC702 - Display unit for SC70/SC130
  • SC703 - ANT 2GPS/ANG/ACCEL/MGNT SNSR

Note: The SC70 and SC130 are sold without an antenna cable.

Standard Features:

  • Provides highly accurate heading data of 0.4° for autopilot, Radar, ARPA, Scanning Sonar, Current Indicator, Chart Plotter, ECDIS and Autopilots
  • Ideal for small to medium boats requiring highly accurate heading
  • Utilizes GNSS such as GPS, Galileo and GLONASS for high Precision
  • SBAS compatible (EGNOS,WAAS,MSAS)
  • Provide precise data for SOG, COG, ROT and L/L
  • Eliminating the problem of not having enough satellites at hand by using multiple types of satellites
  • Speed on 3 axis (bow, stern and longitudinal) for safe navigating and berthing
  • IMO Type-approved as THD, GPS and ROTI. Complying with the IEC, ISO requirements
  • Easily integrated into the existing shipboard network via Ethernet
  • Rapid follow-up rate 40°/s (twice the IMO high speed craft requirement, 20°/s)
  • Maintenance free and no recurring cost as there are no mechanical parts
  • Super short starting time - 90 seconds
  • Once the power is on, it takes about 90 seconds to start (the starting time will slightly differ depending on the equipment location)
  • Easy to retrofit by using existing antenna cabling for SC-50/55/60/110/120. (The LAN_CNV option kit is necessary)
  • Precision pitch/roll data in Analog and Digital formats for vessel stabilization, Sonar, etc.
This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns.

Furuno SC70 Satellite Compass

Model: SC70
  • Provides highly accurate heading data of 0.4° for autopilot, Radar, ARPA, Scanning Sonar, Current Indicator, Chart Plotter, ECDIS and Autopilots
  • Ideal for small to medium boats requiring highly accurate heading
  • Utilizes GNSS such as GPS, Galileo and GLONASS for high Precision
  • SBAS compatible (EGNOS,WAAS,MSAS)
  • Provide precise data for SOG, COG, ROT and L/L
  • Eliminating the problem of not having enough satellites at hand by using multiple types of satellites
  • Speed on 3 axis (bow, stern and longitudinal) for safe navigating and berthing
  • IMO Type-approved as THD, GPS and ROTI. Complying with the IEC, ISO requirements
  • Easily integrated into the existing shipboard network via Ethernet
  • Rapid follow-up rate 40°/s (twice the IMO high speed craft requirement, 20°/s)
  • Maintenance free and no recurring cost as there are no mechanical parts
  • Super short starting time - 90 seconds
  • Once the power is on, it takes about 90 seconds to start (the starting time will slightly differ depending on the equipment location)
  • Easy to retrofit by using existing antenna cabling for SC-50/55/60/110/120. (The LAN_CNV option kit is necessary)
  • Precision pitch/roll data in Analog and Digital formats for vessel stabilization, Sonar, etc.

The SC70 is the latest satellite compass built on FURUNO’s commercial-grade technology platform. These satellite compasses prove their value by increasing the accuracy of other devices, such as Radar, ARPA, Scanning Sonar, Current Indicator, Chart Plotter, ECDIS and Autopilots. They provide a highly accurate heading input to these other technologies by utilizing the very latest GNSS (Global Navigation Satellite System). This satellite system is comprised of GPS, Galileo and GLONASS to ensure the highest precision and a continuous coverage.

The SC70 provides a variety of data, including GPS Positioning, SOG (Speed Over Ground), COG (Course Over Ground), ROT (Rate Of Turn) and 3-axis speed (bow, stern and longitudinal). All of these data assist with critical maneuvers, such as berthing. The compasses is maintenance free - a great asset for any vessel.


What's in the Box:
  • Box 1 - SC701 Junction Box
  • Box 2 - SC702 Display
  • Box 3 - SC703 Antenna Unit


SC70 satellite compass without cable SC70 is the latest satellite compass built on Furuno's commercial-grade technology platform. These satellite compasses prove their value by improving the accuracy of other equipment,...
SKU: NVN-66667
MPN: SC70
UPC:
03 · The numbers

Technical specifications

BrandFuruno
ModelFuruno SC70 Satellite Compass w/o Cable
SKU / MFR#66667

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04 · Before you buy

Frequently asked questions

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05 · Customer voices

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