Marine Navigation & Instruments

NMEA 2000® Backbone/Drop CableExtend your NMEA 2000® backbone with Garmin's 1' (0.3M) backbone/drop cable.Compatible Devices: AIS™ 300/600 Blackbo...

4-Pin Transducer to 12-Pin Sounder Adapter CableConnect a 4-pin transducer to a 12-pin sonar port on your compatible marine device with this adapt...

Panoptix™ PS51-TH LiveVü Forward TransducerThe Panoptix™ multibeam thru-hull transducer with premium FrontVü forward-looking sonar helps you avoid...

Electronic Control Unit (ECU) for GHP Compact Reactor™One of the 5 main components of your GHP Compact Reactor autopilot system, the ECU connects ...

GT20-TM Transom Mount DownVü 500W (CHIRP 455/800kHz); Traditional 500W (77/200kHz) Transducer w/Temp - 8-PinGet ultra-clear sonar pictures of obje...

VHF Interconnect Cable - 1.2MEasily connect your VHF radio to your compatible AIS using our VHF interconnect cable.WARNING: This product can expos...

GMI/GNX Protective CoverUse our protective cover to protect your device from the harsh marine environment when not in use.WARNING: This product ca...

Cable GrommetUse Garmin's cable grommets to cover installation holes that have been drilled into your boat.Compatible Devices: GDL 30/30A GMR™ Se...

GPSMAP® 1222 Keyed Networking Chartplotter - No Sonar12-inch Chartplotter Is All-in-1 Solution 12-inch color display with keypad interface and mul...

GT51M-TH - Stainless Steel Thru-Hull DownVü/SideVü 500 W (CHIRP 260/455 kHz) Traditional 600 W (Mid-band CHIRP 80-160 kHz) Transducer with Temp (1...

Intelliducer, Thru-Hull, NMEA 200013-24° DeadriseAdd sonar to your boat's marine instrumentation capabilities. This intelligent transducer determi...

Quick Release Mount for echo™ 200, 500c & 550cCompatible with echo 200, 500c and 550c, this replacement mount features tilt/swivel capabilitie...

GT51M-TM Transom Mount DownVü/SideVü 500W (CHIRP 260/455 kHz) Traditional 600W Mid-Band CHIRP 80-160 kHz Transducer with Temp - 12-PinThe GT51M-TM...

Transducer Spray ShieldGarmin's transducer spray shield is available for Garmin side scanning transducers.Mounting hardware included.WARNING: This...

OTG Adapter Cable for GPSMAP® 8400/8600Charge USB devices from your GPSMAP® 8400 or 8600 series chartplotter with this 6-foot adapter cable. The w...

Extension Cable with XID - 12-Pin - 10'Extend the cable length of your compatible 12-pin transducer with this 10 foot (3 meter) cable. Supports 12...

Bare Wire Transducer to 12-Pin Sounder Wire Block AdapterConnect a compatible bare wire transducer to a Garmin 12-pin sounder connector with this ...

8-Pin Transducer Extension Cable - 30'Connect your transducer to your sonar device with this 30'(9M) 8-pin extension cable.WARNING: This product c...

Power CablePower your Garmin radar with this 48' long threaded cable.Compatible Devices: GMR™ 1204 xHD Open Array Radar and Pedestal GMR™ 1206 xHD...

GA 38 GPS/GLONASS AntennaBuilt to take advantage of the GLONASS system/constellation of satellites as well as standard GPS, this robust external a...

Bail Mount with Knobs Use our replacement bail mount with knobs to surface mount your GPSMAP® device.Compatible Devices:GPSMAP® 720GPSMAP® 720sGPS...

GT34UHD-THP Ultra HD Thru-Hull Transducer - PairUltra High-Definition Sonar System Thru-hull TransducerAdd stunningly clear Ultra High-Definition ...

P19 20 Degree Tilted Element™ Thru-Hull with 8 pin Connector for GarminMinimize Your DragThe P19 model have been the standard in low-profile model...

1.2-Liter Pump KitUse Garmin's 1.2 Liter per minute (0.32 gallon per minute) pump kit with your Reactor™ 40 system to pump hydraulic fluid to the ...