Collection: Marine Navigation & Instruments
Navigate with confidence using our complete selection of marine navigation instruments. Browse GPS chartplotters, combo GPS/fish finder units, standalone fish finders, radar systems, autopilots, transducers, AIS systems, depth sounders, gauges, and marine monitors from Garmin, Humminbird, Lowrance, and other leading manufacturers.
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Raymarine CAM300 Mini Day Night Eyeball IP Camera [E70660]
Vendor:RaymarineRegular price $672Regular price$700Sale price $672Sale -
Garmin BlueNet Network Cable - 1 [010-12528-11]
Vendor:GarminRegular price $23Regular price$25Sale price $23Sale -
Garmin Dual Beam-IF Ice Transducer [010-13069-00]
Vendor:GarminRegular price $92Regular price$100Sale price $92Sale -
SI-TEX MDA-6 High Power 5W SOTDMA Class B/SO AIS Transceiver w/Bluetooth, Wi-Fi, NMEA0183, NK2 Isolated USB Interface [MDA-6]
Vendor:SI-TEXRegular price $924Regular price$1,099Sale price $924Sale -
Actisense Rear Panel Mount NMEA2000 Wired Micro 5-Pin - Male [A2K-PMW-M]
Vendor:ActisenseRegular price $21Regular price$23Sale price $21Sale -
Humminbird XI 9 20 Dual Beam ICE Transducer [710211-1]
Vendor:HumminbirdRegular price $88Regular price$110Sale price $88Sale -
Vexilar Fish-Scout Base Camp Underwater Camera [FS3000BC]
Vendor:VexilarRegular price $350Regular price$0Sale price $350 -
Vexilar FLX-28 Pro Pack II ProView Ice-Ducer [PPLI28PV]
Vendor:VexilarRegular price $620Regular price$0Sale price $620 -
Humminbird HELIX 5 CHIRP DI GPS G3 [411670-1]
Vendor:HumminbirdRegular price $400Regular price$0Sale price $400 -
Actisense Protective Screw Cover f/N2K Connectors - 10-Pack [A2K-SCREWCAP-10-F]
Vendor:ActisenseRegular price $23Regular price$25Sale price $23Sale -
Vexilar 12V Lithium Ion Battery Charger [V-120L]
Vendor:VexilarRegular price $89Regular price$111Sale price $89Sale -
Vexilar 12V Lithium Ion Battery [V-100L]
Vendor:VexilarRegular price $60Regular price$78Sale price $60Sale -
Raymarine Element 12 HV Chartplotter Fishfinder Combo - No Transducer [E70536]
Vendor:RaymarineRegular price $1,264Regular price$1,375Sale price $1,264Sale -
Vexilar Suppression Cable f/FL-Series [S-140]
Vendor:VexilarRegular price $22Regular price$0Sale price $22 -
Vexilar Glo-Ring [VGR001]
Vendor:VexilarRegular price $44Regular price$45Sale price $44Sale -
Vexilar Transducer Support Arm [TSA001]
Vendor:VexilarRegular price $11Regular price$0Sale price $11 -
Vexilar Replacement Float w/Stopper [FT-100]
Vendor:VexilarRegular price $7Regular price$0Sale price $7 -
Humminbird AS EC 5E Ethernet Cable - 5 [720073-6]
Vendor:HumminbirdRegular price $43Regular price$55Sale price $43Sale -
VDO Pressure Sender - 80 PSI [360-801]
Vendor:VDORegular price $44Regular price$50Sale price $44Sale -
Garmin 8-Pin Transducer Extension Cable - 30' [010-11617-52]
Vendor:GarminRegular price $65Regular price$70Sale price $65Sale -
Actisense NMEA 2000 Engine Monitoring Unit - Analog to NMEA2000 Engine Gateway [EMU-1-BAS]
Vendor:ActisenseRegular price $615Regular price$683Sale price $615Sale -
Humminbird PC12 Power Cord - 6' f/ION & ONIX Series [720085-1]
Vendor:HumminbirdRegular price $33Regular price$0Sale price $33 -
Humminbird AS-EC-15E Ethernet Cable - 15' [720073-5]
Vendor:HumminbirdRegular price $54Regular price$70Sale price $54Sale -
Maretron Ambient Air Temp Probe [TP-AAP-1]
Vendor:MaretronRegular price $30Regular price$30Sale price $30Sale
![Raymarine CAM300 Mini Day Night Eyeball IP Camera [E70660]](http://trestlethorn.com/cdn/shop/files/98292BXL.jpg?v=1697727259&width=533)
![Humminbird XI 9 20 Dual Beam ICE Transducer [710211-1]](http://trestlethorn.com/cdn/shop/files/56796BXL.jpg?v=1742239605&width=533)
![Humminbird HELIX 5 CHIRP DI GPS G3 [411670-1]](http://trestlethorn.com/cdn/shop/files/90082BXL.jpg?v=1697697965&width=533)
![Raymarine Element 12 HV Chartplotter Fishfinder Combo - No Transducer [E70536]](http://trestlethorn.com/cdn/shop/files/76421BXL.jpg?v=1697657531&width=533)