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Neptunian Marine

Marine Navigation & Instruments - Accessories

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Humminbird IDMK H910R In Dash Mounting Kit [740155-1]

Humminbird
$69.99
$69.99 - $69.99
$69.99
$61.99
$61.99 - $61.99
$61.99
Low stock

IDMK H910R In Dash Mounting KitFor HELIX 9 & HELIX 10 series - All Models Allows quick and easy in dash installation Contains all neccessary ...

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$69.99
$69.99 - $69.99
$69.99
$61.99
$61.99 - $61.99
$61.99
Save $8.00 Save $0.00
Save $1.00 Save $0.00

Humminbird UC H7R2 Unit Cover f/HELIX 7 G4 Models [780044-1]

Humminbird
$49.99
$49.99 - $49.99
$49.99
$48.99
$48.99 - $48.99
$48.99
In stock

UC H7R2 Unit Cover for HELIX 7 G4 ModelsThe UC H7R2 is a silicone cover for select HELIX 7 models that help keep your fish finder protected when n...

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$49.99
$49.99 - $49.99
$49.99
$48.99
$48.99 - $48.99
$48.99
Save $1.00 Save $0.00
Save $45.00 Save $0.00

Garmin gWind Transducer Only [010-12117-20]

Garmin
$449.99
$449.99 - $449.99
$449.99
$404.99
$404.99 - $404.99
$404.99
Low stock

gWind™ Transducer OnlyThe gWind transducer features twin-fin technology with 3-bladed propeller for more accurate TWS in lighter air while the twi...

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$449.99
$449.99 - $449.99
$449.99
$404.99
$404.99 - $404.99
$404.99
Save $45.00 Save $0.00

Raymarine 25M Digital Radar Cable w/RayNet Connector On One End [A80230]

Raymarine
$369.99 - $369.99
$369.99
$369.99 - $369.99
$369.99
Low stock

25M Digital Radar Cable w/ Raynet Connector f/HD & Super HD Color Radar Scanners Specifications: Type: Cables Box Dimensions: 3"H x 25"W x 25"...

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$369.99 - $369.99
$369.99
$369.99 - $369.99
$369.99

Raymarine Cradle f/ Race Master [TA070]

Raymarine
$29.99 - $29.99
$29.99
$29.99 - $29.99
$29.99
Low stock

TA070 Cradle for Race Master

$29.99 - $29.99
$29.99
$29.99 - $29.99
$29.99

Garmin GPSMAP 2-Pin Power/Data Cable - 6 [010-12797-00]

Garmin
$34.99 - $34.99
$34.99
$34.99 - $34.99
$34.99
In stock

GPSMAP® 2-Pin Power/Data Cable - 6'Power and connect your compatible GPSMAP® device with this 6-foot, 2-pin power/data cable.WARNING: This product...

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$34.99 - $34.99
$34.99
$34.99 - $34.99
$34.99

Garmin Protective Cover f/VHF 110/115 [010-12504-02]

Garmin
$14.99 - $14.99
$14.99
$14.99 - $14.99
$14.99
Low stock

Protective Cover f/VHF 110/115Use our cover to protect your compatible VHF radio from the harsh marine environment when not in use.WARNING: This p...

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$14.99 - $14.99
$14.99
$14.99 - $14.99
$14.99

Garmin Adapter Plate f/GPSMAP 9x2 to 9x3 Series [010-12993-01]

Garmin
$29.99 - $29.99
$29.99
$29.99 - $29.99
$29.99
Low stock

Adapter Plate for GPSMAP® 9x2 to 9x3 SeriesThis adapter bezel kit allows you to install a new GPSMAP 9x3 into the existing cutout of a GPSMAP 9x2 ...

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$29.99 - $29.99
$29.99
$29.99 - $29.99
$29.99

Davis Artificial Horizon [144]

Davis Instruments
$59.99 - $59.99
$59.99
$59.99 - $59.99
$59.99
In stock

Artificial HorizonAnswers the need of every sextant user who cannot depend on a natural sea horizon. Use for backyard practice, finding exact posi...

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$59.99 - $59.99
$59.99
$59.99 - $59.99
$59.99

Garmin 12" Protective Cover - Magnetic [010-12799-11]

Garmin
$84.99 - $84.99
$84.99
$84.99 - $84.99
$84.99
Low stock

12" Protective Cover - MagneticKeep your compatible GPSMAP 8000 series 12" device safe from the harsh marine environment, when not in use, with th...

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$84.99 - $84.99
$84.99
$84.99 - $84.99
$84.99

Garmin Tilt/Swivel Quick-Release Bracket f/echoMAP 5xxx [010-12445-13]

Garmin
$20.99 - $20.99
$20.99
$20.99 - $20.99
$20.99
Low stock

Tilt/Swivel Quick-Release Bracket f/echoMAP™ 5xxxSecure your compatible marine device with this mount, which features tilt/swivel capabilities for...

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$20.99 - $20.99
$20.99
$20.99 - $20.99
$20.99

Garmin Power Cable - 8-Pin [010-12152-10]

Garmin
$22.99 - $22.99
$22.99
$22.99 - $22.99
$22.99
Low stock

Power Cable - 8-PinPower and connect your compatible GPSMAP® device with this 6-foot, 8-pin power/data cable. Use with NMEA 0183 devices and a lam...

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$22.99 - $22.99
$22.99
$22.99 - $22.99
$22.99
Save $3.00 Save $0.00

Davis Mark 3 Marine Sextant [011]

Davis Instruments
$119.99
$119.99 - $119.99
$119.99
$116.99
$116.99 - $116.99
$116.99
Low stock

Mark 3 Marine SextantSometimes referred to as a "lifeboat" sextant, the Mark 3 is an inexpensive training sextant. Yet this model has taken sailor...

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$119.99
$119.99 - $119.99
$119.99
$116.99
$116.99 - $116.99
$116.99
Save $3.00 Save $0.00
Save $0.01 Save $0.00

Standard Horizon SCU-38 Passive GPS Antenna [SCU-38]

Standard Horizon
$35.00
$35.00 - $35.00
$35.00
$34.99
$34.99 - $34.99
$34.99
In stock

SCU-38 Passive GPS AntennaThe Standard Horizon SCU-38 external receiver allows your compatible Standard Horizon radios internal GPS receiver to op...

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$35.00
$35.00 - $35.00
$35.00
$34.99
$34.99 - $34.99
$34.99
Save $0.01 Save $0.00

Furuno DRS Signal/Power Cable - 15M [001-512-620-00]

Furuno
$180.00 - $180.00
$180.00
$180.00 - $180.00
$180.00
Low stock

DRS Signal/Power Cable - 15MFuruno's DRS Signal/Power Cable, 15 Meter. This product may not be returned to the original point of purchase. Please...

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$180.00 - $180.00
$180.00
$180.00 - $180.00
$180.00
Save $105.00 Save $0.00

Garmin Course Computer Unit - Reactor 40 [010-11052-67]

Garmin
$1,049.99
$1,049.99 - $1,049.99
$1,049.99
$944.99
$944.99 - $944.99
$944.99
Low stock

Course Computer Unit - Reactor™ 40Garmin's CCU is the brain of the Reactor 40 autopilot system, containing sensory equipment used to determine hea...

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$1,049.99
$1,049.99 - $1,049.99
$1,049.99
$944.99
$944.99 - $944.99
$944.99
Save $105.00 Save $0.00

Vesper Waterproof USB Cable - 5M (16) [010-13276-00]

Vesper
$29.99 - $29.99
$29.99
$29.99 - $29.99
$29.99
Low stock

Waterproof USB Cable - 5M (16')USB cable for the AISWatchMate 850, AISWatchMate Vision, and XB-8000 transponders5M (16') USB cable with a waterpro...

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$29.99 - $29.99
$29.99
$29.99 - $29.99
$29.99
Save $10.00 Save $0.00

Garmin GRID 20 - Vertical [010-02011-00]

Garmin
$269.99
$269.99 - $269.99
$269.99
$259.99
$259.99 - $259.99
$259.99
In stock

GRID™ 20 - VerticalSit Back and Take Control Provides intuitive, easy-to-use remote access and control of your entire Garmin marine system 360-deg...

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$269.99
$269.99 - $269.99
$269.99
$259.99
$259.99 - $259.99
$259.99
Save $10.00 Save $0.00

Garmin Tilt/Swivel Mount f/STRIKER Plus 4/4cv [010-12439-10]

Garmin
$12.99 - $12.99
$12.99
$12.99 - $12.99
$12.99
Low stock

Tilt/Swivel Mount f/STRIKER™ Plus 4/4cvSecure your compatible marine device with this mount that features tilt/swivel capabilities for optimum vie...

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$12.99 - $12.99
$12.99
$12.99 - $12.99
$12.99

Garmin Bail Mount with Quick-release Cradle (12-pin) (ECHOMAP Plus 9Xsv) [010-12673-03]

Garmin
$59.99 - $59.99
$59.99
$59.99 - $59.99
$59.99
Low stock

Bail Mount with Quick-release Cradle (12-pin) (ECHOMAP™ Plus 9Xsv) Surface mount your compatible ECHOMAP™ Plus chartplotter/sounder combo using ou...

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$59.99 - $59.99
$59.99
$59.99 - $59.99
$59.99
Save $86.01 Save $0.00

Xantrex Gateway Touchscreen Display [808-0890]

Xantrex
$373.00
$373.00 - $373.00
$373.00
$286.99
$286.99 - $286.99
$286.99
Low stock

Gateway Touchscreen DisplayNo more compatibility issues or complex setups. Xantrex Gateway gives you power at your fingertips to integrate, monito...

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$373.00
$373.00 - $373.00
$373.00
$286.99
$286.99 - $286.99
$286.99
Save $86.01 Save $0.00

TROLLMaster Honda 5, 8, 9.9. 15 (1980-2000) [TM200HWKIT]

TROLLMaster
$32.43 - $32.43
$32.43
$32.43 - $32.43
$32.43
Low stock

Honda 5, 8, 9.9. 15 (1980-2000)TROLLMaster offers a variety of different servo mounting hardware kits to allow easy installation on the most popul...

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$32.43 - $32.43
$32.43
$32.43 - $32.43
$32.43
Save $8.96 Save $0.00

Maretron Pressure Transducer - 0 to 5000 PSI [PT-0-5000PSI-01]

Maretron
$229.95
$229.95 - $229.95
$229.95
$220.99
$220.99 - $220.99
$220.99
Low stock

Pressure Transducer - 0 to 5000 PSIThis pressure transducer is designed to connect to the NMEA 2000® network via a Maretron FPM100 Fluid Pressure ...

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$229.95
$229.95 - $229.95
$229.95
$220.99
$220.99 - $220.99
$220.99
Save $8.96 Save $0.00

Xantrex Gateway Communication Device [808-1888]

Xantrex
$390.00 - $390.00
$390.00
$390.00 - $390.00
$390.00
Low stock

Gateway Communication DeviceXantrex Gateway allows you to conveniently monitor and control all your favorite Xantrex products via wireless Wi-Fi c...

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$390.00 - $390.00
$390.00
$390.00 - $390.00
$390.00