GPS / GNSS Navigator
medium
Satellite navigation receivers. SOLAS-required positioning system. GNSS includes GPS, GLONASS, Galileo, BeiDou.
Known Models (16)
Furuno GP-39
WAAS-enabled
· Navigation Data / Sensor
systems: GPS/WAAS
display_size: 4.2 inch
Common Failures:
- • Small display readability in sunlight
- • Limited waypoint memory
- • Antenna cable water ingress
Service: Simple and reliable. Not SOLAS-grade but widely used.
Spares: Furuno: Ersatzteile per Hersteller-Netzwerk. Lead time: 1-4 Wochen. Backup-Systeme an Bord pflichtgemäß.
Furuno SC-110
4-antenna GNSS compass
· Navigation Data / Sensor
systems: GPS/GLONASS
heading_accuracy: 0.25°
antennas: 4
Common Failures:
- • Antenna spacing calibration drift
- • Heading accuracy in high latitudes
- • Mounting bracket corrosion
Service: Replaces traditional magnetic compass for heading input. 4 antennas required.
Spares: Furuno: Ersatzteile per Hersteller-Netzwerk. Lead time: 1-4 Wochen. Backup-Systeme an Bord pflichtgemäß.
Furuno GP-150
GPS/DGPS
· Navigation Data / Sensor
systems: GPS/DGPS
Common Failures:
- • GPS module aging
- • Display contrast loss
- • Antenna LNA failure
Service: Predecessor to GP-170. Functional but consider upgrade.
Spares: Furuno: Ersatzteile per Hersteller-Netzwerk. Lead time: 1-4 Wochen. Backup-Systeme an Bord pflichtgemäß.
Furuno SC-70
3-antenna GNSS compass
· Navigation Data / Sensor
systems: GPS/GLONASS
heading_accuracy: 0.5°
antennas: 3
Common Failures:
- • Antenna mounting alignment
- • Heading error in port
- • Firmware issues
Service: 3-antenna version. Less accurate than 4-antenna SC-110.
Spares: Furuno: Ersatzteile per Hersteller-Netzwerk. Lead time: 1-4 Wochen. Backup-Systeme an Bord pflichtgemäß.
Hemisphere V500 GNSS Compass
Multi-GNSS, RTK capable
· Navigation Data / Sensor
systems: GPS/GLONASS/Galileo/BeiDou
heading_accuracy: 0.1°
rtk_capable: True
Common Failures:
- • RTK base station dependency
- • Initialization time in dynamic conditions
- • Firmware update complexity
Service: High-accuracy GNSS compass. Used on DP vessels and survey ships.
Spares: Hemisphere: Ersatzteile per Hersteller-Netzwerk. Lead time: 1-4 Wochen. Backup-Systeme an Bord pflichtgemäß.
JRC JLR-21
Dual-antenna GPS compass
· Navigation Data / Sensor
systems: GPS/GLONASS
heading_accuracy: 0.5°
antennas: 2
Common Failures:
- • Antenna baseline too short for accuracy
- • Multipath errors near superstructure
- • Firmware bugs
Service: Dual-antenna GPS compass. Minimum antenna separation 1 m recommended.
Spares: JRC: Ersatzteile per Hersteller-Netzwerk. Lead time: 1-4 Wochen. Backup-Systeme an Bord pflichtgemäß.
JRC JLR-31
Multi-GNSS
· Navigation Data / Sensor
systems: GPS/GLONASS
imo_approved: True
Common Failures:
- • Antenna connector corrosion
- • Position jump during constellation switch
- • Display contrast issues
Service: Standard bridge GPS. Supports GPS + GLONASS.
Spares: JRC: Ersatzteile per Hersteller-Netzwerk. Lead time: 1-4 Wochen. Backup-Systeme an Bord pflichtgemäß.
JRC JLR-7800 DGPS
GPS/DGPS
· Navigation Data / Sensor
systems: GPS/DGPS
imo_approved: True
Common Failures:
- • DGPS beacon reception
- • Antenna cable aging
- • Position output format issues
Service: JRC GPS navigator. Beacon DGPS for coastal precision.
Spares: JRC: Ersatzteile per Hersteller-Netzwerk. Lead time: 1-4 Wochen. Backup-Systeme an Bord pflichtgemäß.
Kongsberg Seatex MRU
6-DOF motion sensor
· Navigation Data / Sensor
· Motion Reference Unit
type: Motion Reference Unit
dof: 6
accuracy: 0.01° roll/pitch
Common Failures:
- • Calibration drift over time
- • Vibration sensitivity
- • Interface protocol issues
Service: Critical sensor for DP systems. Regular calibration required.
Spares: Kongsberg: Ersatzteile per Hersteller-Netzwerk. Lead time: 1-4 Wochen. Backup-Systeme an Bord pflichtgemäß.
Kongsberg Seatex DPS 132
DGNSS
· Navigation Data / Sensor
systems: GPS/GLONASS/Galileo
dp_grade: True
Common Failures:
- • Correction signal loss
- • Antenna multipath
- • Interface with DP system
Service: Critical DP sensor. Redundancy with other position references required.
Spares: Kongsberg: Ersatzteile per Hersteller-Netzwerk. Lead time: 1-4 Wochen. Backup-Systeme an Bord pflichtgemäß.
Leica Geosystems Marine GNSS
Multi-GNSS RTK
· Navigation Data / Sensor
systems: GPS/GLONASS/Galileo/BeiDou
accuracy: cm-level
Common Failures:
- • RTK correction dependency
- • High cost
- • Complex setup
Service: Survey-grade. Used on dredgers and hydrographic vessels.
Spares: Leica Geosystems: Ersatzteile per Hersteller-Netzwerk. Lead time: 1-4 Wochen. Backup-Systeme an Bord pflichtgemäß.
NovAtel Marine GNSS
Multi-GNSS
· Navigation Data / Sensor
systems: GPS/GLONASS/Galileo/BeiDou
Common Failures:
- • OEM integration issues
- • Firmware compatibility
- • Antenna selection
Service: OEM module. Found inside many marine GNSS compasses.
Spares: NovAtel: Ersatzteile per Hersteller-Netzwerk. Lead time: 1-4 Wochen. Backup-Systeme an Bord pflichtgemäß.
Raytheon Anschütz Horizon MF GNSS
Multi-GNSS
· Navigation Data / Sensor
systems: GPS/GLONASS/Galileo
imo_approved: True
Common Failures:
- • Integration bus dependency
- • Satellite acquisition time in poor conditions
- • Firmware compatibility
Service: Designed for Synapsis integration. Multi-constellation support.
Spares: Raytheon Anschütz: Ersatzteile per Hersteller-Netzwerk. Lead time: 1-4 Wochen. Backup-Systeme an Bord pflichtgemäß.
Septentrio AsteRx Marine
Multi-GNSS RTK
· Navigation Data / Sensor
systems: GPS/GLONASS/Galileo/BeiDou
accuracy: cm-level
Common Failures:
- • Interference susceptibility
- • Configuration complexity
- • Firmware updates
Service: Belgian manufacturer. High-accuracy GNSS for DP and survey.
Spares: Septentrio: Ersatzteile per Hersteller-Netzwerk. Lead time: 1-4 Wochen. Backup-Systeme an Bord pflichtgemäß.
Simrad MX610 DGPS
GPS/DGPS
· Navigation Data / Sensor
systems: GPS/DGPS
imo_approved: True
Common Failures:
- • Display readability
- • Antenna water ingress
- • NMEA output issues
Service: Simrad GPS. Part of Navico marine electronics group.
Spares: Simrad: Ersatzteile per Hersteller-Netzwerk. Lead time: 1-4 Wochen. Backup-Systeme an Bord pflichtgemäß.
Trimble Marine GNSS
Multi-GNSS RTK
· Navigation Data / Sensor
systems: GPS/GLONASS/Galileo/BeiDou
accuracy: cm-level with RTK
Common Failures:
- • High cost
- • Complex setup
- • Requires correction services subscription
Service: Survey-grade positioning. Used on hydrographic and DP vessels.
Spares: Trimble: Ersatzteile per Hersteller-Netzwerk. Lead time: 1-4 Wochen. Backup-Systeme an Bord pflichtgemäß.