Marine Navigation & Instruments

GST™ 43 Thru-Hull Speed/Temperature Transducer w/GST™ 10 BundleThe GST 43 is a thru-hull transducer that can read water speed and temperature. The...

MotorGuide Adapter Cables - 4-PinTrolling Motor Transducer to 4-Pin Fishfinder Adapter CableThese adapter cables allow you to connect a compatible...

B619 20° Tilt Bronze Thru-Hull Transducer - 8-PinMinimize Your DragThe B619 model have been the standard in low-profile models for many years. The...

GT17M-THF SS Mid Band Chirp Transducer - 0° - 1kW - 8-PinDesigned for reduced drag and optimum sonar performance on fishing and cruising boats, th...

Chesapeake SS White 4" Engine Synchronizer - Dual Gas & Var Ratio Alt DieselFeatures: Perimeter lighted white dial with stylish blue and black...

Marine Network Cable - 50'Garmin's marine network cables offer additional cable lengths to help with installation. Various sizes are sold separate...

Chesapeake Black 5" Multifunction GaugePerimeter-lighted black dial with stylish blue and white graphics, polished stainless steel bezel, contoure...

NMEA 2000® Backbone/Drop Cable - 1' (0.3M) - *Case of 10*Extend your NMEA 2000® backbone with Garmin's 1' (0.3M) backbone/drop cable.Compatible De...

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 ...

NMEA 2000® Multi-Port T-Connector - *Case of 5*Make NMEA 2000 installations easier with our multi-port T-connector. This solution creates a more r...

ECU Power CableProvide power to your electronic control unit (ECU) with our ECU power cable. Simply wire the ECU power cable to your boat battery ...

B117 Bronze Thru-Hull Depth/Temp - 8-PinThis bronze thru-hull mount transducer performs well at high speeds.An excellent choice for fiberglass and...

Need to replace a split connector? Our replacement split connector helps you easily route cables during installation and eliminates the need to d...

CCU Extension Cable 15MMount your CCU farther than 3 m (9.8') away from the ECU with a 5m (16.4'), 15m (49.2'), or 25m (82.0') extension cable.WAR...

Marine Swivel Mounting BracketReplacement marine swivel mounting bracket for the 400 - series Fishfinders, Chartplotters, and Soundersgpsmap 441GP...

NMEA 2000® Backbone/Drop Cable - 18' (6M) - *Case of 8*Extend your NMEA 2000® backbone with Garmin's 1' (0.3M) backbone/drop cable.Compatible Devi...

NMEA 2000® Backbone/Drop CableExtend your NMEA 2000® backbone with Garmin's 30' (10M) backbone/drop cable.Compatible Devices: AIS™ 300/600 Blackbo...