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Marine Navigation & Instruments

Build a Marine Navigation System That Works Together

Shop marine navigation equipment and instruments for route planning, vessel data, sonar, radar, autopilot, and situational awareness. Start with the boat, operating area, display location, existing equipment, and the decisions you need the system to support.

What to Confirm Before Ordering

  • Display and controls: Check screen size, dash cutout, mounting clearance, sunlight visibility, and whether touch, keypad, or hybrid control fits the helm.
  • Charts and region: Confirm the included chart coverage, update method, and compatibility with the waters you operate in.
  • Sonar and transducer: Match connector, frequency, sonar technology, mounting style, hull material, deadrise, depth, and speed requirements.
  • Networking: Verify NMEA 2000, NMEA 0183, Ethernet, Wi-Fi, Bluetooth, and brand-specific ports across every device.
  • Power and installation: Review voltage, current draw, breaker or fuse size, cable routing, waterproofing, grounding, and installation instructions.

Plan the Complete Onboard System

A chartplotter or instrument rarely works alone. Plan charts, sensors, transducers, antennas, network backbones, cables, mounts, and software together. Related equipment is available in Marine Cartography, Marine Communication, Marine Electrical, and Marine Safety.

Compatibility can depend on exact model numbers, connector generations, software versions, and included accessories. Do not assume two products work together because they share a brand or network name. Follow manufacturer documentation and use a qualified marine electronics installer for safety-critical, high-current, radar, autopilot, or through-hull work.

Marine Navigation Buying Questions

Can I mix marine-electronics brands?

Sometimes. Standard networks can share certain data, but sonar, radar, charts, autopilot functions, and advanced features may require specific brands, interfaces, or software. Verify each function you expect to use.

What information should I provide for compatibility help?

Provide the boat type and year, operating area, exact existing model numbers, transducer or sensor model, network type, available helm space, power system, and the features you want.

What else may be required?

Depending on the system, you may need charts, a transducer, mounting hardware, power and network cables, a NMEA 2000 starter kit, heading sensor, antenna, interface module, or professional calibration.

Need help planning the system? Contact MarineWaze with your boat and existing-equipment details before ordering.

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  • SI-TEX Temperature Probe f/SST-110 Thru-Hull [TS200-30]
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    SI-TEX Temperature Probe f/SST-110 Thru-Hull [TS200-30]

    SI-TEX

    MSRP: $165.00
    $137.99
    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...
    MSRP: $165.00
    $137.99
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    MSRP: $165.00
    $137.99
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  • SI-TEX SST-110 Sea Temperature Gauge - No Transducer [SST-110]
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    SI-TEX SST-110 Sea Temperature Gauge - No Transducer [SST-110]

    SI-TEX

    MSRP: $439.00
    $341.99
    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...
    MSRP: $439.00
    $341.99
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    MSRP: $439.00
    $341.99
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  • Garmin Transom Trolling Transducer f/echo Series Fishfinders - 4 Pin [010-10249-20]
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    Garmin Transom Trolling Transducer f/echo Series Fishfinders - 4 Pin [010-10249-20]

    Garmin

    MSRP: $99.99
    $92.99
    Dual-Beam Transducer with Transom/Trolling Motor Mount for echoâ„¢ Series FishfindersWant to use your echo series fishfinder in more than one vessel? A second transducer can make the process a lot...
    MSRP: $99.99
    $92.99
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    MSRP: $99.99
    $92.99
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  • Maretron FPM100 Fluid Pressure Monitor [FPM100-01]
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    Maretron FPM100 Fluid Pressure Monitor [FPM100-01]

    Maretron

    MSRP: $489.00
    $432.99
    Fluid Pressure MonitorMaretron's Fluid Pressure Monitor is used to adapt up to six pressure transducers to the NMEA 2000® network (pressure transducers sold separately). This allows you to observe...
    MSRP: $489.00
    $432.99
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    MSRP: $489.00
    $432.99
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  • Lowrance GK-12 Knobs f/HDS Series - Set of 2 [124-56]
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    Lowrance GK-12 Knobs f/HDS Series - Set of 2 [124-56]

    Lowrance

    $19.99
    Gimbal Knob Set for all HDS units. Included with purchase of GB-19 gimbal bracket. Specifications:Type: Mounting BracketsBox Dimensions: 1"H x 3"W x 4"L WT: 0.1 lbsUPC: 042194533360
    $19.99
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    $19.99
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  • SI-TEX B-60-20-ES Tilt Element Ducer f/EC5F EC7F ES502 [B-60-20-ES]
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    SI-TEX B-60-20-ES Tilt Element Ducer f/EC5F EC7F ES502 [B-60-20-ES]

    SI-TEX

    MSRP: $500.00
    $387.99
    Bronze 20 degrees tilt-element thru-hull w/temp for 16 degrees to 24 degrees hull deadrise (Beam angle:45 degrees @50kHz,12 degrees @200kHz) Specifications:Pins: 8Mounting Style: Thru-HullImaging:...
    MSRP: $500.00
    $387.99
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    MSRP: $500.00
    $387.99
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  • Garmin Split Collar 11mm Connector [010-11170-01]
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    Garmin Split Collar 11mm Connector [010-11170-01]

    Garmin

    $1.99
    Need to replace a split connector? Our replacement split connector helps you easily route cables during installation and eliminates the need to drill large holes in your boat.WARNING: This product...
    $1.99
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    Qty in Cart: 0
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    $1.99
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  • Garmin Actuator Power Cable [010-11533-00]
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    Garmin Actuator Power Cable [010-11533-00]

    Garmin

    $49.99
    Actuator Power Cable10" x 7" x 2" actuator power cable WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other...
    $49.99
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  • Garmin Rudder Feedback Cable [010-11532-00]
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    Garmin Rudder Feedback Cable [010-11532-00]

    Garmin

    $19.99
    Rudder Feedback Cable5" x 5" x 1" rudder feedback cable WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other...
    $19.99
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    $19.99
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  • Maretron Carbon Monoxide Detector f/SIM100-01 [CO-CO1224T]
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    Maretron Carbon Monoxide Detector f/SIM100-01 [CO-CO1224T]

    Maretron

    MSRP: $270.00
    $166.99
    Attaches to Maretron SIM100 for NMEA 2000 network monitoringReal Test technology allows for functional testing in the fieldTrouble relay for circuit trouble or detector end of life...
    MSRP: $270.00
    $166.99
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    MSRP: $270.00
    $166.99
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