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 5M Backbone Cable f/SeaTalkng [A06036]
Vendor:RaymarineRegular price $70Regular price$0Sale price $70 -
Raymarine 1M Backbone Cable f/SeaTalkng [A06034]
Vendor:RaymarineRegular price $50Regular price$0Sale price $50 -
Garmin NMEA 2000 In-Line Terminator [010-11096-00]
Vendor:GarminRegular price $23Regular price$25Sale price $23Sale -
Raymarine 3M Spur Cable f/SeaTalkng [A06040]
Vendor:RaymarineRegular price $55Regular price$0Sale price $55 -
Raymarine Masthead Cable & Base [A28162]
Vendor:RaymarineRegular price $145Regular price$0Sale price $145 -
Humminbird XPLORE 9 Control Head Only [412000-1CHO]
Vendor:HumminbirdRegular price $1,300Regular price$0Sale price $1,300 -
Garmin 6 Ft Marine Network Cable, RJ45 [010-10550-00]
Vendor:GarminRegular price $37Regular price$40Sale price $37Sale -
Digital Yacht SPL2000 VHF/AIS Powered Antenna Splitter [ZDIGSPL2000]
Vendor:Digital YachtRegular price $398Regular price$460Sale price $398Sale -
Octopus Unbalanced Valve Kit f/Reversing Pumps [OC17SUK03]
Vendor:Octopus Autopilot DrivesRegular price $201Regular price$258Sale price $201Sale -
Garmin 20' Marine Network Cable - RJ45 [010-10551-00]
Vendor:GarminRegular price $51Regular price$55Sale price $51Sale -
Humminbird XPLORE 9 CMSI+ [412000-1]
Vendor:HumminbirdRegular price $1,500Regular price$0Sale price $1,500 -
Humminbird XPLORE 10 Control Head Only [412010-1CHO]
Vendor:HumminbirdRegular price $2,100Regular price$0Sale price $2,100 -
Humminbird GM X10 XPLORE 10 Gimbal Mounting Bracket [740234-1]
Vendor:HumminbirdRegular price $74Regular price$80Sale price $74Sale -
Humminbird GM X12 XPLORE 12 Gimbal Mounting Bracket [740235-1]
Vendor:HumminbirdRegular price $74Regular price$80Sale price $74Sale -
Humminbird GM X9 XPLORE 9 Gimbal Mounting Bracket [740233-1]
Vendor:HumminbirdRegular price $74Regular price$80Sale price $74Sale -
Digital Yacht AIS100 AIS Receiver [ZDIGAIS100]
Vendor:Digital YachtRegular price $303Regular price$350Sale price $303Sale -
Humminbird ICE PTC UNB Portable Conversion Kit w/XI 9 20 Transducer f/Non-CHIRP [740158-1NB]
Vendor:HumminbirdRegular price $230Regular price$270Sale price $230Sale -
VDO SingleViu 100mm (4") Tachometer - 2500 RPM [A2C3832820030]
Vendor:VDORegular price $182Regular price$270Sale price $182Sale -
Veratron NMEA 2000 Male Terminator [A2C3931100001]
Vendor:VeratronRegular price $29Regular price$32Sale price $29Sale -
Furuno LAN Cable - 20M [001-240-520-00]
Vendor:FurunoRegular price $250Regular priceSale price $250 -
Raymarine RSW Wired - Smart Performance Wind Transducer - Short Arm w/30M Cable [E70670]
Vendor:RaymarineRegular price $935Regular price$0Sale price $935 -
Veratron Engine Oil Temperature Sensor - 1/2"-14NPT Thread - 150C Temp Range [B002003]
Vendor:VeratronRegular price $22Regular price$25Sale price $22Sale -
Digital Yacht AIS100 USB AIS Receiver [ZDIGAIS100USB]
Vendor:Digital YachtRegular price $303Regular price$350Sale price $303Sale -
Veratron LinkUp - Pyrometer Kit [B00042301]
Vendor:VeratronRegular price $404Regular price$449Sale price $404Sale
![Humminbird XPLORE 9 Control Head Only [412000-1CHO]](http://trestlethorn.com/cdn/shop/files/105882BXL.jpg?v=1738949579&width=533)
![Humminbird XPLORE 9 CMSI+ [412000-1]](http://trestlethorn.com/cdn/shop/files/105883BXL.jpg?v=1736900468&width=533)
![Humminbird XPLORE 10 Control Head Only [412010-1CHO]](http://trestlethorn.com/cdn/shop/files/105884BXL.jpg?v=1736900479&width=533)