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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Garmin Split Collar 11mm Connector [010-11170-01]
Vendor:GarminRegular price $2Regular price$2Sale price $2Sale -
Garmin NMEA 2000 Terminator, Male [010-11080-00]
Vendor:GarminRegular price $19Regular price$20Sale price $19Sale -
VDO Light Diffuser f/Type D Peanut Bulb - Red - 4 Pack [600-859]
Vendor:VDORegular price $5Regular price$10Sale price $5Sale -
Garmin 8-Pin Female to Wire Block Adapter f/echoMAP 50s 70s, GPSMAP 4xx, 5xx 7xx, GSD 24 [010-11613-00]
Vendor:GarminRegular price $74Regular price$80Sale price $74Sale -
Garmin NMEA 2000 Starter Kit [010-11442-00]
Vendor:GarminRegular price $110Regular price$120Sale price $110Sale -
Garmin GPSMAP 8612 Chartplotter GN+ [010-02092-50]
Vendor:GarminRegular price $2,902Regular price$3,800Sale price $2,902Sale -
Garmin GT23M-TM Plastic, TM Transducer, Mid-Band CHIRP/CHIRP DownVu - 260/455kHz, 500W, 8-Pin [010-12404-00]
Vendor:GarminRegular price $229Regular price$250Sale price $229Sale -
Vexilar FLX-12 Pro Pack II Fishing System w/12 Degree Ice Ducer [PPX1212]
Vendor:VexilarRegular price $450Regular price$0Sale price $450 -
Vexilar FLX-18 Genz Pack w/12 Degree Ice-Ducer DD-100 [GPX1812]
Vendor:VexilarRegular price $480Regular price$0Sale price $480 -
Vexilar FLX-38 BB Pro Pack Elite w/Broad Band Ice Ducer Vexilar Lithium Battery [PPEL38BB]
Vendor:VexilarRegular price $700Regular price$0Sale price $700 -
Vexilar FL-8SE GENZ Pack w/19 Ice Ducer [GP0819]
Vendor:VexilarRegular price $370Regular price$0Sale price $370 -
Airmar 60WR-3 Double Handle Transducer Wrench [60WR-3]
Vendor:AirmarRegular price $56Regular price$0Sale price $56 -
Echonautics 1M Adapter Cable w/Female 8-Pin Garmin Connector f/Echonautics 300W, 600W 1kW Transducers [CBCCMS0503]
Vendor:EchonauticsRegular price $46Regular price$50Sale price $46Sale -
Raymarine 3-Up Replacement Battery Pack and Seal Kit [TA119]
Vendor:RaymarineRegular price $80Regular price$0Sale price $80 -
Garmin GA 38 GPS/GLONASS Antenna [010-12017-00]
Vendor:GarminRegular price $138Regular price$150Sale price $138Sale -
Garmin GSD 25 Premium Sonar Module [010-01159-00]
Vendor:GarminRegular price $855Regular price$950Sale price $855Sale -
Garmin Trolling Motor Mount f/GT36 and GT56 [010-13071-00]
Vendor:GarminRegular price $28Regular price$30Sale price $28Sale -
Garmin Power/Data Cable - 4-Pin [010-12199-04]
Vendor:GarminRegular price $28Regular price$30Sale price $28Sale -
Davis Mounting Tripod [7716]
Vendor:Davis InstrumentsRegular price $158Regular price$175Sale price $158Sale -
Echonautics 1M Adapter Cable w/Male 9-Pin Navico Connector f/Echonautics 300W, 600W 1kW Transducers [CBCCMS0502]
Vendor:EchonauticsRegular price $46Regular price$50Sale price $46Sale -
Iris Control f/Garmin OneHelm Host Interface (No Recording) / Hybrid [CMAC-INT002]
Vendor:Iris InnovationsRegular price $660Regular price$675Sale price $660Sale -
Iris 5MP Hi-Def Marine IP SS Bullet Camera - 3.6mm Lens [IRIS490]
Vendor:Iris InnovationsRegular price $834Regular price$995Sale price $834Sale -
Schaefer Little Hawk Mk 2 Wind Indicator [H004F00]
Vendor:Schaefer MarineRegular price $40Regular price$50Sale price $40Sale -
Furuno NavPilot 711C Control Unit [FAP7011C]
Vendor:FurunoRegular price $1,088Regular price$0Sale price $1,088
![Garmin GPSMAP 8612 Chartplotter GN+ [010-02092-50]](http://trestlethorn.com/cdn/shop/files/97055BXL.jpg?v=1761077389&width=533)
![Vexilar FLX-12 Pro Pack II Fishing System w/12 Degree Ice Ducer [PPX1212]](http://trestlethorn.com/cdn/shop/files/109026BXL.jpg?v=1749858260&width=533)
![Vexilar FLX-18 Genz Pack w/12 Degree Ice-Ducer DD-100 [GPX1812]](http://trestlethorn.com/cdn/shop/files/109027BXL.jpg?v=1749858260&width=533)