Marine Navigation & Instruments

Explore a wide range of accessories and advanced navigation equipment, from AIS systems, autopilots, to black box modules and marine cameras, including night vision and network video options. Enhance your vessel's capabilities with cutting-edge instruments like GPS chartplotters, fishfinder combos, radars, transducers, and more. Whether you're seeking to navigate with accuracy, monitor essential data, or enhance your situational awareness, our selection of marine instruments ensures a smooth and informed maritime experience. #ExploreGear | #ExploreMore

All (1529)
Accessories (498)
AIS Systems (41)
Autopilots (127)
Black Box Modules (0)
Cameras & Night Vision (23)
Cameras - Network Video (47)
Clocks & Barometers (1)
Compasses (86)
Fishfinder Only (40)
Gauge Accessories (380)
Gauges (487)
GPS - Chartplotters (14)
GPS - Fishfinder Combos (102)
GPS - Track Plotter (1)
Instruments (100)
Marine Monitors (1)
Network Cables & Modules (53)
NMEA Cables & Sensors (249)
Radars (29)
Sounder/Sonar Modules (7)
Transducer Accessories (151)
Transducers (340)
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  • SI-TEX NavPro 900 w/Wifi - Includes Internal GPS Receiver/Antenna SI-TEX 1046.99 Explore Gear
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    SI-TEX

    SI-TEX NavPro 900 w/Wifi - Includes Internal GPS Receiver/Antenna

    NavPro 900 w/Wifi - Includes Internal GPS Receiver/Antenna9" Touch Screen GPS/Chart Plotter w/Wifi, Includes Polaris Chart Card, all Accessory Cables & Internal GPS Receiver/AntennaThese powerful MFDs give fishermen, sailors and cruisers everything...

    MSRP: $1,099.00
    $1,046.99
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  • SI-TEX NMEA0183 GNSS SAT Compass w/49 Cable Pole Mount SI-TEX 1998.99 Explore Gear
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    SI-TEX

    SI-TEX NMEA0183 GNSS SAT Compass w/49 Cable Pole Mount

    NMEA0183 GNSS SAT Compass with 49' Cable & Pole MountExperience superior navigation from the accurate heading and positioning performance available with the V200 SAT Compass. The multi-GNSS V200 supports GPS, GLONASS, BeiDou, Galileo, and QZSS...

    MSRP: $2,099.00
    $1,998.99
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  • SI-TEX NMEA2000 GNSS SAT Compass w/Pole Mount (No Cable Included) SI-TEX 1522.99 Explore Gear
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    SI-TEX

    SI-TEX NMEA2000 GNSS SAT Compass w/Pole Mount (No Cable Included)

    NMEA2000 GNSS SAT Compass with Pole Mount (No Cable Included)Experience superior navigation from the accurate heading and positioning performance available with the V200 SAT Compass. The multi-GNSS V200 supports GPS, GLONASS, BeiDou, Galileo, and...

    MSRP: $1,599.00
    $1,522.99
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  • SI-TEX SAS-300 AIS Class B AIS Transceiver w/Internal GPS Antenna SI-TEX 1665.99 Explore Gear
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    SI-TEX

    SI-TEX SAS-300 AIS Class B AIS Transceiver w/Internal GPS Antenna

    SAS-300 AIS Class B AIS Transceiver with Internal GPS AntennaFeatures:6.5" High-Resolution color TFT display with 740 x 480 pixelsTrack AIS targets on standard "radar" display, over included worldwide base charts or (with optional SD Card) overlaid onto...

    MSRP: $1,749.00
    $1,665.99
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  • SI-TEX SAS-300 AIS Class B Transceiver w/External GPS Antenna SI-TEX 1672.99 Explore Gear
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    SI-TEX SAS-300 AIS Class B Transceiver w/External GPS Antenna

    SAS-300 AIS Class B AIS Transceiver with External GPS AntennaThe SAS-300 is a complete Class B AIS system designed for simple-to-use management, control, and display of all AIS targets within the VHF range. AIS data can be received from all types of...

    MSRP: $1,829.00
    $1,577.99
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  • SI-TEX SAS-900 6" Color Class A AIS Transceiver SI-TEX 2664.99 Explore Gear
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    SI-TEX

    SI-TEX SAS-900 6" Color Class A AIS Transceiver

    SAS-900 6" Color Class A AIS TransceiverInternationally Certified SOLAS Class A AIS TransceiverSAS-900 is the world's most sophisticated and robust SOLAS and Inland-Waterway certified AIS Class A Transceiver.Fourth generation AIS technology delivers...

    MSRP: $2,799.00
    $2,664.99
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  • SI-TEX SDD-110 Seawater Depth Indicator - Display Only SI-TEX 367.99 Explore Gear
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    SI-TEX

    SI-TEX SDD-110 Seawater Depth Indicator - Display Only

    SDD-110 Seawater Depth Indicator - Display OnlyThe SDD-110 operates on working frequency of 120kHz, so it won't interfere with other onboard echosounders. This compact unit - measuring only 4.3" X 4.3" X 3.5" - uses Digital Signal Processing (DSP)...

    MSRP: $429.00
    $408.99
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  • SI-TEX SP-70 Autopilot w/Pump Rotary Feedback w/ 18CI pumpset SI-TEX 3093.99 Explore Gear
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    SI-TEX

    SI-TEX SP-70 Autopilot w/Pump Rotary Feedback w/ 18CI pumpset

    SP-70 Autopilot with Pump & Rotary FeedbackThe SI-TEX SP-70 Autopilot will add relaxation to your cruising and fishing activity. Designed for most any boat and easily installed on outboard, inboard and sterndrive vessels with either hydraulic, or...

    MSRP: $3,549.00
    $3,378.99
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  • SI-TEX SP-70 Autopilot w/Rotary Feedback f/Inboards - No Drive SI-TEX 2474.99 Explore Gear
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    SI-TEX SP-70 Autopilot w/Rotary Feedback f/Inboards - No Drive

    SP-70 Autopilot with Rotary Feedback for Inboards - No DriveLow Cost Autopilot Designed For Easy InstallationThe SI-TEX SP-70 Autopilot will add relaxation to your cruising and fishing activity. Designed for almost any boat and easily installed on...

    MSRP: $2,899.00
    $2,759.99
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  • SI-TEX SP-70 Second Station Kit w/30' Cable SI-TEX 666.99 Explore Gear
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    SI-TEX SP-70 Second Station Kit w/30' Cable

    SP-70 Autopilot Second Station Kit Full Function Remote 2nd Station for SP-70 Includes 30' of Cable Handheld With with Clip Mount Features: Ultra-compact, waterproof control unit has simple keypad operation and large LCD display of heading course,...

    MSRP: $750.00
    $713.99
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  • SI-TEX SP-80 - Control Head Only SI-TEX 618.99 Explore Gear
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    SI-TEX

    SI-TEX SP-80 - Control Head Only

    SP-80 - Control Head OnlyFor boaters who know where they're going. SP-80 takes you where you want to be--effortlessly. Its smart, precise piloting gives you the extra hand on deck you've always needed. And the operation is a snap: Simply set the course...

    MSRP: $700.00
    $666.99
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  • SI-TEX SP-80-1 Autopilot w/Rotary Feedback - No Drive Unit SI-TEX 2474.99 Explore Gear
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    SI-TEX SP-80-1 Autopilot w/Rotary Feedback - No Drive Unit

    SP-80Fixed-Mount Autopilot SystemCruise Control at Sea. The SP-80 takes the helm and sets you free.For boater who know where they're going. SP-80 takes you where you want to be--effortlessly. It's smart, precise piloting gives you the extra hand on deck...

    MSRP: $2,899.00
    $2,759.99
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  • SI-TEX SP-80-3 Includes Pump & Rotary Feedback SI-TEX 3093.99 Explore Gear
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    SI-TEX SP-80-3 Includes Pump & Rotary Feedback

    SP-80Fixed-Mount Autopilot SystemCruise Control at Sea. The SP-80 takes the helm and sets you free.For boaters who know where they're going. SP-80 takes you where you want to be--effortlessly. It's smart, precise piloting gives you the extra hand on...

    MSRP: $3,549.00
    $3,378.99
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  • SI-TEX SST-110 Sea Temperature Gauge - No Transducer SI-TEX 379.99 Explore Gear
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    SI-TEX SST-110 Sea Temperature Gauge - No Transducer

    SST-110 Sea Temp GaugeThe right tool at the right price for all saltwater anglers, both inshore and offshore.An affordable, waterproof, analog sea surface temp instrument with LARGE digital numbers that can literally be seen from 15 to 20 feet away...

    MSRP: $399.00
    $379.99
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  • SI-TEX SVS-760 Dual Frequency Sounder - 600W SI-TEX 855.99 Explore Gear
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    SI-TEX

    SI-TEX SVS-760 Dual Frequency Sounder - 600W

    SVS-760 Dual Frequency Sounder - 600WThe 50/200kHz SVS-760 sounder features powerful 600W output and a vertically oriented, sunlight viewable 7.5" color LCD display that optimizes presentation of bottom composition/contour and fish targets beneath the...

    MSRP: $899.00
    $855.99
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  • SI-TEX T-760 Compact Color Radar w/4kW 18" Dome - 7" Touchscreen SI-TEX 2236.99 Explore Gear
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    SI-TEX

    SI-TEX T-760 Compact Color Radar w/4kW 18" Dome - 7" Touchscreen

    T-760 Compact Color Radar with 4kW 18" DomeBig radar performance and features are available for any size boat -- and budget with the SI-TEX T-760. A vertically oriented, slim case boasts advanced touch screen technology and a host of professional...

    MSRP: $2,349.00
    $2,236.99
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  • SI-TEX Temperature Probe f/SST-110 Bronze Thru-Hull SI-TEX 116.99 Explore Gear
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    SI-TEX Temperature Probe f/SST-110 Bronze Thru-Hull

    Temperature Probe for SST-110 Thru-HullBronze thru-hull temperature sensor for retrofit, 30' cable for 5 pin plugs. Specifications:Cable Length (Feet): 30'Temperature: YesSpeed Included: NoMounting Style: Thru-HullChirp: NoBox Dimensions: 2"H x...

    MSRP: $120.00
    $116.99
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  • SI-TEX Transom Mount Triducer f/CVS-126 SI-TEX 161.99 Explore Gear
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    SI-TEX

    SI-TEX Transom Mount Triducer f/CVS-126

    Transom Mount TriducerSI-TEX Transom Mount Triducer for the CVS-126 Dual Frequency Color Echo Sounder. Specifications:Temperature: YesSpeed Included: YesPins: 8Mounting Style: TransomImagining: DownChirp: NoCable Length (Feet): 30'Box Dimensions:...

    MSRP: $170.00
    $161.99
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