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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Furuno Rudder Reference f/NAVpilot Series Autopilots [FAP6112]
Vendor:FurunoRegular price $389Regular price$0Sale price $389 -
Maretron MConnect Vessel Monitoring Control Web Server [WSV100-01]
Vendor:MaretronRegular price $651Regular price$695Sale price $651Sale -
Raymarine Type 2 Pump 12V [M81121]
Vendor:RaymarineRegular price $1,240Regular price$1,300Sale price $1,240Sale -
Garmin B744V 600W Triducer 50/200kHz - 8-Pin [010-10183-22]
Vendor:GarminRegular price $575Regular price$0Sale price $575 -
Garmin Bail Mount w/Knobs f/GPSMAP 10x2 Series [010-12545-02]
Vendor:GarminRegular price $37Regular price$40Sale price $37Sale -
Humminbird XP-14-HW-T Dual Spectrum CHIRP In-Hull Transducer w/Temp f/SOLIX [710287-1]
Vendor:HumminbirdRegular price $148Regular price$160Sale price $148Sale -
Humminbird IDMK RM A16 In-Dash Mounting Kit f/APEX 16 [740192-1]
Vendor:HumminbirdRegular price $93Regular price$100Sale price $93Sale -
Garmin BlueNet Network Cable - 40' [010-12528-02]
Vendor:GarminRegular price $65Regular price$70Sale price $65Sale -
Garmin Portable Power Cable [010-12676-40]
Vendor:GarminRegular price $46Regular price$50Sale price $46Sale -
FLIR Ethernet Cable f/M-Series - 25' [308-0163-25]
Vendor:FLIR SystemsRegular price $85Regular price$0Sale price $85 -
Raymarine RayNet to RayNet Cable - 2M [A62361]
Vendor:RaymarineRegular price $105Regular price$0Sale price $105 -
Garmin VHF 210/215 Protective Cover [010-12505-02]
Vendor:GarminRegular price $19Regular price$20Sale price $19Sale -
Garmin B265LH Bronze Thru-Hull Mount Transducer w/Depth & Temp - 12-Pin [010-12379-20]
Vendor:GarminRegular price $2,070Regular price$0Sale price $2,070 -
Veratron Deep-Pipe Level Sender - 300mm - 90 to 4 OHM [A2C1750240001]
Vendor:VeratronRegular price $74Regular price$82Sale price $74Sale -
Garmin TD 50 Touchscreen Display [010-02139-10]
Vendor:GarminRegular price $630Regular price$700Sale price $630Sale -
Garmin Threaded Power Cable (2-Pin) [010-13115-02]
Vendor:GarminRegular price $28Regular price$30Sale price $28Sale -
Garmin GPSMAP 2-Pin Power/Data Cable - 6 [010-12797-00]
Vendor:GarminRegular price $42Regular price$45Sale price $42Sale -
Garmin NMEA 0183 w/Audio Cable [010-12852-00]
Vendor:GarminRegular price $42Regular price$45Sale price $42Sale -
Garmin Tilt/Swivel Mount f/STRIKER Plus 4/4cv [010-12439-10]
Vendor:GarminRegular price $19Regular price$20Sale price $19Sale -
VDO Type E Plastic Bulb Socket [600-840]
Vendor:VDORegular price $8Regular price$10Sale price $8Sale -
VDO Reed Switch Fuel Sender - 350 MM [226-635]
Vendor:VDORegular price $51Regular price$60Sale price $51Sale -
VDO Reed Switch Fuel Sender - 450 MM [226-645]
Vendor:VDORegular price $57Regular price$65Sale price $57Sale -
Raymarine CPT-S Thru-Hull - High Chirp - Bronze - 20 [E70341]
Vendor:RaymarineRegular price $380Regular price$0Sale price $380 -
![em-trak B954 Class B AIS Transceiver - 5W SOTDMA w/WiFi, Bluetooth, VHF Antenna Splitter [430-0015]](//trestlethorn.com/cdn/shop/files/98708BXL.jpg?v=1697729044&width=533)
em-trak B954 Class B AIS Transceiver - 5W SOTDMA w/WiFi, Bluetooth, VHF Antenna Splitter [430-0015]
Vendor:em-trakRegular price $1,305Regular price$1,450Sale price $1,305Sale
![Maretron MConnect Vessel Monitoring Control Web Server [WSV100-01]](http://trestlethorn.com/cdn/shop/files/106391BXL.jpg?v=1730983899&width=533)
![Humminbird XP-14-HW-T Dual Spectrum CHIRP In-Hull Transducer w/Temp f/SOLIX [710287-1]](http://trestlethorn.com/cdn/shop/files/73641BXL.jpg?v=1697651071&width=533)
![Garmin TD 50 Touchscreen Display [010-02139-10]](http://trestlethorn.com/cdn/shop/files/100333BXL.jpg?v=1747191772&width=533)
![em-trak B954 Class B AIS Transceiver - 5W SOTDMA w/WiFi, Bluetooth, VHF Antenna Splitter [430-0015]](http://trestlethorn.com/cdn/shop/files/98708BXL.jpg?v=1697729044&width=533)