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 (1477)
Accessories (499)
AIS Systems (45)
Autopilots (120)
Black Box Modules (0)
Cameras & Night Vision (25)
Cameras - Network Video (49)
Clocks & Barometers (1)
Compasses (86)
Fishfinder Only (31)
Gauge Accessories (353)
Gauges (444)
GPS - Chartplotters (15)
GPS - Fishfinder Combos (90)
GPS - Track Plotter (1)
Instruments (93)
Marine Monitors (1)
Network Cables & Modules (54)
NMEA Cables & Sensors (253)
Radars (24)
Sounder/Sonar Modules (8)
Transducer Accessories (154)
Transducers (333)
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  • Ritchie S-87 Voyager Compass - Surface Mount - Black Ritchie 168.99 Explore Gear
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    Ritchie

    Ritchie S-87 Voyager Compass - Surface Mount - Black

    Voyager CompassFeatures:3″ (76 mm) CombiDamp DialCompact Low-Profile DesignBuilt-in Green Night IlluminationBuilt-in Compensators to Easily Adjust for DeviationScientifically Matched Sapphire Jewel and Hardened Steel Pivot Dial MovementPowerful...

    $191.04
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  • Ritchie SS-PR2 SuperSport Compass - Dash Mount - Black Ritchie 262.99 Explore Gear Ritchie SS-PR2 SuperSport Compass - Dash Mount - Black [SS-PR2]
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    Ritchie

    Ritchie SS-PR2 SuperSport Compass - Dash Mount - Black

    SuperSport CompassThe SuperSport SS-PR2 is designed primarily for power boats 16' (4.88M) to 35' (10.66M) in length.SuperSport Compass Features:3-3/4" (9.35cm) CombiDialCompensation Module Included (SR-CM2)4 5/8″ (118 mm) to 4 13/16″ (122...

    $298.14
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  • Ritchie XP-99W Kayaker Compass - Surface Mount - White Ritchie 82.99 Explore Gear Ritchie XP-99W Kayaker Compass - Surface Mount - White [XP-99W]
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    Ritchie

    Ritchie XP-99W Kayaker Compass - Surface Mount - White

    Kayaker CompassFeatures:Course Minder Movable Bezel with Heading Memory Indicator Remembers the Way2 3/4″ (70 mm) Direct-Reading DialLow Mounted HeightSurface MountEasily Installed Extended Temperature Operating Range with Composite...

    $94.12
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  • Ritchie XP-99 Kayaker Compass - Surface Mount - Black Ritchie 82.99 Explore Gear Ritchie XP-99 Kayaker Compass - Surface Mount - Black [XP-99]
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    Ritchie

    Ritchie XP-99 Kayaker Compass - Surface Mount - Black

    Kayaker CompassFeatures:Course Minder Movable Bezel with Heading Memory Indicator Remembers the Way2 3/4″ (70 mm) Direct-Reading DialLow Mounted HeightSurface MountEasily Installed Extended Temperature Operating Range with Composite...

    $94.12
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  • Ritchie S-53W Explorer Compass - Surface Mount - White Ritchie 81.99 Explore Gear Ritchie S-53W Explorer Compass - Surface Mount - White [S-53W]
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    Ritchie

    Ritchie S-53W Explorer Compass - Surface Mount - White

    Explorer CompassFeatures:2 3/4″ (70 mm) Easy to Read Direct Reading DialCompact Low-Profile DesignQuick Push-Button Removal of Compass Module for Storage and SecurityChoice of ColorsInternal Green Night IlluminationBuilt-in Compensators to Easily...

    $92.56
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  • Ritchie V-537W Explorer Compass - Bulkhead Mount - White Dial Ritchie 84.99 Explore Gear Ritchie V-537W Explorer Compass - Bulkhead Mount - White Dial [V-537W]
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    Ritchie

    Ritchie V-537W Explorer Compass - Bulkhead Mount - White Dial

    Explorer CompassFeatures:2 3/4″ (70 mm) Easy to Read Direct Reading DialViewing is adjustable to 30 / Heel angle to 25Easily Installed w/4 mounting screws provided, Fits 3″ (762 mm) Mounting Hole.Built-in Compensators to Easily Adjust for...

    $95.54
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  • Ritchie V-537 Explorer Compass - Bulkhead Mount - Black Dial Ritchie 84.99 Explore Gear Ritchie V-537 Explorer Compass - Bulkhead Mount - Black Dial [V-537]
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    Ritchie

    Ritchie V-537 Explorer Compass - Bulkhead Mount - Black Dial

    Explorer CompassFeatures:2 3/4″ (70 mm) Easy to Read Direct Reading DialViewing is adjustable to 30 / Heel angle to 25Easily Installed w/4 mounting screws provided, Fits 3″ (762 mm) Mounting Hole.Built-in Compensators to Easily Adjust for...

    $95.54
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  • Ritchie V-537B Explorer Compass - Bulkhead Mount - Blue Dial Ritchie 84.99 Explore Gear Ritchie V-537B Explorer Compass - Bulkhead Mount - Blue Dial [V-537B]
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    Ritchie

    Ritchie V-537B Explorer Compass - Bulkhead Mount - Blue Dial

    Explorer CompassFeatures:2 3/4″ (70 mm) Easy to Read Direct Reading DialViewing is adjustable to 30 / Heel angle to 25Easily Installed w/4 mounting screws provided, Fits 3″ (762 mm) Mounting Hole.Built-in Compensators to Easily Adjust for...

    $95.54
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  • Ritchie V-527 Kayak Compass - Bulkhead Mount - White Dial Ritchie 84.99 Explore Gear Ritchie V-527 Kayak Compass - Bulkhead Mount - White Dial [V-527]
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    Ritchie

    Ritchie V-527 Kayak Compass - Bulkhead Mount - White Dial

    Kayaker CompassFeatures: 2-3/4" Easy to Read DialAdjustable up to 45 degreesEasily Installed, Fits 2.94" (7.46 cm) Mounting HoleBuilt-in Compensators to Easily Adjust for DeviationScientifically Matched Sapphire Jewel & Hardened Steel Pivot...

    $95.54
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  • Ritchie X-10W-M RitchieSport Compass - Bracket Mount - White Ritchie 36.99 Explore Gear Ritchie X-10W-M RitchieSport Compass - Bracket Mount - White [X-10W-M]
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    Ritchie

    Ritchie X-10W-M RitchieSport Compass - Bracket Mount - White

    RitchieSport CompassFeatures:2″ (51 mm) Direct-Reading, High Visibility DialsTwo-Sided, Self-Adhesive Mounting Pads IncludedReversible Bracket allows a mounting range of over 300 degrees from overhead, through angled and vertical mounts to...

    MSRP: $47.44
    $43.99
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  • Ritchie X-10B-M RitchieSport Compass - Bracket Mount - Black Ritchie 41.99 Explore Gear Ritchie X-10B-M RitchieSport Compass - Bracket Mount - Black [X-10B-M]
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    Ritchie

    Ritchie X-10B-M RitchieSport Compass - Bracket Mount - Black

    RitchieSport CompassFeatures:2″ (51 mm) Direct-Reading, High Visibility DialsTwo-Sided, Self-Adhesive Mounting Pads IncludedReversible Bracket allows a mounting range of over 300 degrees from overhead, through angled and vertical mounts to...

    $47.44
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  • SI-TEX CVS 128 8.4" Digital Color Fishfinder SI-TEX 1760.99 Explore Gear
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    SI-TEX

    SI-TEX CVS 128 8.4" Digital Color Fishfinder

    CVS-128 Digital Echo SounderFeatures a digital signal processor for a clearer high-definition image that enhances fish targets in shallow and deep depths. Brilliant 8.4" color LCD daylight viewable display with 8, 16 or 64 color levels, Dual-frequency...

    MSRP: $1,599.00
    $1,522.99
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  • Ritchie Helmsman Adapter Kit - Black Ritchie 13.7 Explore Gear
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    Ritchie

    Ritchie Helmsman Adapter Kit - Black

    Helmsman AdapterUsed to retrofit existing mounting hole sizes 4-1/4" - 5" in diameter.Includes:Adapter RingGasketMounting ScrewsInstructions and addendumFor use with: HF-742, HF-743 or SS-1002

    $13.70
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  • Ritchie Helmsman Adapter Kit - White Ritchie 13.7 Explore Gear
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    Ritchie

    Ritchie Helmsman Adapter Kit - White

    Helmsman AdapterUsed to retrofit existing mounting hole sizes 4-1/4" - 5" in diameter.Includes:Adapter RingGasketMounting ScrewsInstructions and addendumFor use with: HF-742W, HF-743W or SS-1002W

    $13.70
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  • Maretron Micro/Mid Field Attachable Connector 90 Male Maretron 19.6 Explore Gear
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    Maretron

    Maretron Micro/Mid Field Attachable Connector 90 Male

    Like the straight Micro/Mid Field-attachable Connectors, the 90 degree field attachable connectors allow you to make field connections to bulk cable. The 90 degree connectors are particularly well suited for tight spaces like the back of displays where...

    $19.60
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  • Maretron Micro/Mid Field Attachable Connector 90 Female Maretron 19.6 Explore Gear
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    Maretron

    Maretron Micro/Mid Field Attachable Connector 90 Female

    Like the straight Micro/Mid Field-attachable connectors, the 90 degree field attachable connectors allow you to make field conections to bulk cable. The 90 degree connectors are particularly well suited for tight spaces like the back of displays where...

    $19.60
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  • Garmin RJ45 Cable Coupler Garmin 42.99 Explore Gear
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    Garmin

    Garmin RJ45 Cable Coupler

    Use cable coupler to join 2 marine network cables end to endWARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca...

    MSRP: $44.99
    $42.99
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  • Maretron Exhaust Gas Temp Probe Maretron 157 Explore Gear
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    Maretron

    Maretron Exhaust Gas Temp Probe

    Exhuast Gas Temperature Probe (0°C to 900°C or 32° to 1652°F)WARNING: This product can expose you to chemicals including NICKEL (METALLIC) which is known to the State of California to cause cancer. For more information go to...

    $157.00
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  • Maretron Ambient Air Temp Probe Maretron 25.5 Explore Gear
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    Maretron

    Maretron Ambient Air Temp Probe

    Ambient Air Temperature Probe (-20°C to 80°C or -4°F to 176°F)WARNING: This product can expose you to chemicals including NICKEL (METALLIC) which is known to the State of California to cause cancer. For more information go to...

    $25.50
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  • Maretron 1.25" BSM Non-Displac Hull Focus Tube Maretron 84 Explore Gear
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    Maretron

    Maretron 1.25" BSM Non-Displac Hull Focus Tube

    1.25" BSM Non-Displac Hull Focus TubeThe Maretron TFT-1.25BSP is a 1.25in BSM Non-Displacement Hull Focus Tube.WARNING: This product can expose you to chemicals including NICKEL (METALLIC) which is known to the State of California to cause cancer. For...

    $84.00
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  • Maretron 1.5" NPT Non-Displace Hull Focus Tube Maretron 50 Explore Gear
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    Maretron

    Maretron 1.5" NPT Non-Displace Hull Focus Tube

    1.5" NPT Non-Displace Hull Focus TubeThe Maretron TFT-1.5NPT is a 1.5in NPT Non-Displacement Hull Focus Tube.WARNING: This product can expose you to chemicals including NICKEL (METALLIC) which is known to the State of California to cause cancer. For...

    $50.00
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  • Maretron Non-Displacement Hull Focus Tube SAE 5-Bolt Maretron 54 Explore Gear
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    Maretron

    Maretron Non-Displacement Hull Focus Tube SAE 5-Bolt

    Non-Displacement Hull Focus Tube SAE 5-BoltSAE 5-Bolt non-displacement hull focus tube from Maretron.WARNING: This product can expose you to chemicals including NICKEL (METALLIC) which is known to the State of California to cause cancer. For more...

    $54.00
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  • Maretron 1.25" BSP Displacement Hull Tank Adapter Maretron 37 Explore Gear
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    Maretron

    Maretron 1.25" BSP Displacement Hull Tank Adapter

    1.25" BSP Displacement Hull Tank AdapterAdapter from Maretron for displacement hull tanks.WARNING: This product can expose you to chemicals including NICKEL (METALLIC) which is known to the State of California to cause cancer. For more information go to...

    $37.00
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  • Maretron 1.5" NPT Displacement Hull Tank Adapter Maretron 62 Explore Gear
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    Maretron

    Maretron 1.5" NPT Displacement Hull Tank Adapter

    1.5" NPT Displacement Hull Tank AdapterAdapter from Maretron for displacement hull tanks.WARNING: This product can expose you to chemicals including NICKEL (METALLIC) which is known to the State of California to cause cancer. For more information go to...

    $62.00
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  • Maretron TMP100 Temperature Module Maretron 305 Explore Gear
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    Maretron

    Maretron TMP100 Temperature Module

    Maretron's TMP100 measures the temperature for up to 6 temperature probes and reports the information over an NMEA 2000 network. The TMP100 supports up to 4 thermistor probes and 2 high temperature thermocouple probes. Optional thermistor probes (-20...

    $305.00
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  • Maretron TLM100 Tank Level Monitor - 40" Depth Max - No Gas Maretron 225 Explore Gear
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    Maretron

    Maretron TLM100 Tank Level Monitor - 40" Depth Max - No Gas

    The TLM100 is used to sense levels of liquid tanks using ultrasonic technology and transmit the liquid levels over the NMEA 2000 network. This allows you to observe tank levels anywhere on the vessel where there is an NMEA 2000 compatible display such...

    $225.00
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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

    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: $2,999.00
    $2,855.99
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  • SI-TEX 18CI Pumpset 12V SI-TEX 618.99 Explore Gear
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    SI-TEX

    SI-TEX 18CI Pumpset 12V

    PumpsetFeatures:18CU12V Specifications:Type: Pumps/DrivesBox Dimensions: 4"H x 7"W x 11"L WT: 9.15 lbsUPC: 010407610238

    MSRP: $700.00
    $666.99
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  • Furuno GP330B GPS/WAAS Sensor f/NMEA2000 Furuno 425 Explore Gear
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    Furuno

    Furuno GP330B GPS/WAAS Sensor f/NMEA2000

    GP330BThe GP-330B is a high performance GPS Receiver designed for any type of vessel. This compact and cost-effective receiver offers extremely accurate position fixes, within 3 meters with the WAAS mode activated. The GP330B is capable of data output...

    $425.00
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  • Maretron SIM100 Switch Indicator Module Maretron 345 Explore Gear
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    Maretron

    Maretron SIM100 Switch Indicator Module

    SIM100 Switch Indicator ModuleMaretron's Switch Indicator Module monitors switch closure devices including, but not limited to, safety equipment (heat, smoke, carbon monoxide, explosive vapor detectors), security systems (motion, vibration, glass break,...

    $345.00
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