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Marine Navigation & Instruments - NMEA Cables & Sensors

Connect and optimize your onboard electronics with premium NMEA cables and sensors designed for reliable communication between marine navigation systems. Essential for integrating GPS units, chartplotters, fish finders, autopilots, radar systems, and other marine electronics, quality NMEA components help ensure accurate data sharing and seamless system performance. Built for demanding freshwater and saltwater environments, our collection features durable cables, connectors, adapters, networking components, and sensors engineered to withstand moisture, vibration, corrosion, and harsh marine conditions. Browse NMEA 2000 cables, NMEA 0183 cables, backbone components, power cables, temperature sensors, speed sensors, and replacement accessories for a wide range of marine applications. Designed for easy installation and dependable operation, these products help maximize the functionality of your onboard technology while improving navigation and monitoring capabilities. Featuring trusted marine brands recognized for quality and innovation, our Marine Navigation Instruments – NMEA Cables & Sensors collection delivers reliable solutions for modern vessels. Shop today with confidence.

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  • Navico NMEA 0183 Interface Cable [000-15939-001]
    Navico

    Navico NMEA 0183 Interface Cable [000-15939-001]

    $186.99
    $215.00
    $186.99
    NMEA 0183 Interface CableThe NMEA 0183 interface provides a bi-directional gateway between an NMEA 2000® network and NMEA 0183 devices.Ideal for retrofitting NMEA 2000 devices while retaining existing NMEA0183 components, this interface allows boaters a simple way to upgrade to newer technology, sensors, and...
    $186.99
    $215.00
    $186.99
  • Maretron Micro Double-Ended Cordset - 6 Meter [CM-CG1-CF-06.0]
    Maretron

    Maretron Micro Double-Ended Cordset - 6 Meter [CM-CG1-CF-06.0]

    $57.99
    $60.00
    $57.99
    Mechanical Contact Carrier Mat/Color: Thermoplastic PUR/Blue-Gray Molded Body Mat/Color: Thermoplastic PUR/Blue-Gray Contact Mat/Plating: Brass/Gold Coupling Nut Mat/Plating: Brass/Nickel Connector Outside Diameter: 0.59"Electrical Current Rating: 4.0 Amps Voltage Rating: 250 VCable Outer Jacket Mat/Color: PVC/Gray Conductor Insulation Material: HDPE (data pair), SRPVC (power pair) Number...
    $57.99
    $60.00
    $57.99
  • Maretron Multiport Box Mic-Mid Male Homerun Mic-Mid Fem Drop [CM-CF-4]
    Maretron

    Maretron Multiport Box Mic-Mid Male Homerun Mic-Mid Fem Drop [CM-CF-4]

    $91.99
    $95.00
    $91.99
    Multiport boxes allow several drop cables to be consolidated and connected back to the trunk, which eliminates the need to have numerous tees connected near a single point. Multiport boxes connect back to the trunk through a double-ended cordset and Tee. Ideal for consolidating...
    $91.99
    $95.00
    $91.99
  • Maretron Micro Inline Termination Resistor [IT-CM-CF]
    Maretron

    Maretron Micro Inline Termination Resistor [IT-CM-CF]

    $29.99
    $30.00
    $29.99
    Micro Inline Termination ResistorThe inline terminator is used where the NMEA 2000® network is terminated at a product, for example the top of the mast at a weather instrument or GPS antenna/receiver. The inline terminator plugs directly into the product with the other end...
    $29.99
    $30.00
    $29.99
  • Navico NMEA 2000 Remote Button [000-15940-001]
    Navico

    Navico NMEA 2000 Remote Button [000-15940-001]

    $171.99
    $183.00
    $171.99
    NMEA 2000 Remote ButtonThis simple-to-install remote button allows for convenient placement for an emergency ManOverboard (MOB) button, which can trigger alerts across an NMEA 2000® system and devices. Pressing the button will automatically create a MOB waypoint and provide navigation data to reach the...
    $171.99
    $183.00
    $171.99
  • Maretron USB100 NMEA 2000 USB Gateway [USB100-01]
    Maretron

    Maretron USB100 NMEA 2000 USB Gateway [USB100-01]

    $197.99
    $215.00
    $197.99
    USB100 NMEA 2000® / USB GatewayMaretron's USB100 is a gateway for bridging USB equipment using NMEA 0183 sentences - such as an on-board computer running navigational software - with an NMEA 2000® network. The gateway automatically converts incoming NMEA 2000® messages to NMEA 0183...
    $197.99
    $215.00
    $197.99
  • Raymarine 20M Backbone Cable f/SeaTalkng [A06037]
    Raymarine

    Raymarine 20M Backbone Cable f/SeaTalkng [A06037]

    $99.99
    $0.00
    $99.99
    Backbone Cables In a SeaTalkng installation, a backbone cable runs through the length of the boat. Individual devices connect to the backbone by spur cables that run to T-pieces on the backbone. The backbone carries both data and power to attached devices. The backbone...
    $99.99
    $0.00
    $99.99
  • Maretron GPS200 NMEA 2000 GPS Receiver [GPS200-01]
    Maretron

    Maretron GPS200 NMEA 2000 GPS Receiver [GPS200-01]

    $363.99
    $395.00
    $363.99
    GPS200 - NMEA 2000 GPS Antenna/ReceiverMaretron's GPS200 provides reliable position fixes 10 times per second, accurate boat speed four times per second, and precision time once per second. The GPS200 antenna/receiver is a plug-and-play device that is fully compliant and certified to the NMEA...
    $363.99
    $395.00
    $363.99
  • Maretron Micro Powertap Tee 5M Power Drop Bottom - Female L/R [CF-SPWR05-CF]
    Maretron

    Maretron Micro Powertap Tee 5M Power Drop Bottom - Female L/R [CF-SPWR05-CF]

    $48.99
    $50.00
    $48.99
    Micro/Mid Powertap Tee - FM (left)/5 Meter 4 Wire Power drop (bottom)/FM (right) Specifications: Connection Gender: Female Data Interface: NMEA 2000 Cable Length (Meters): 5m NMEA 2000 Connectors: Backbone/Drop Cables Box Dimensions: 1"H x 8"W x 8"L WT: 0.2 lbs UPC: 873804002477
    $48.99
    $50.00
    $48.99
  • Raymarine Devicenet Male ADP Cable SeaTalkng to NMEA 2000 [A06046]
    Raymarine

    Raymarine Devicenet Male ADP Cable SeaTalkng to NMEA 2000 [A06046]

    $49.99
    $0.00
    $49.99
    Devicenet Male ADP Cable SeaTalkng to NMEA 2000Adapts SeaTalkng to NMEA2000 network. For use with E & C Series Widescreen, G Series, and ST70 systems.Male: 1.5M cable Specifications: Connection Gender: Male Box Dimensions: 1"H x 6"W x 6"L WT: 0.2 lbs UPC: 723193060469
    $49.99
    $0.00
    $49.99
  • Bluewater NMEA 2000 Drop Cable - 3 Meter [2700-03-011]
    Bluewater

    Bluewater NMEA 2000 Drop Cable - 3 Meter [2700-03-011]

    $27.50
    $0.00
    $27.50
    NMEA 2000 Drop Cable - 3 MeterThis NMEA 2000 5-pin drop cable is built for seamless integration between your network backbone and connected marine electronics. Designed with durable, waterproof connectors, it ensures a secure and interference-free connection to displays, GPS units, sensors, and more....
    $27.50
    $0.00
    $27.50
  • Furuno Analog - NMEA2000 Converter [IF-NMEAFI]
    Furuno

    Furuno Analog - NMEA2000 Converter [IF-NMEAFI]

    $399.00
    $0.00
    $399.00
    Analog - NMEA2000 ConverterThis unit converts analog data from an external sensor to the CAN bus format data.This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns.
    $399.00
    $0.00
    $399.00
  • Digital Yacht iKonvert NMEA 2000 Gateway w/ISO Interface [ZDIGIKVT]
    Digital Yacht

    Digital Yacht iKonvert NMEA 2000 Gateway w/ISO Interface [ZDIGIKVT]

    $211.99
    $259.95
    $211.99
    iKonvert NMEA 2000 Gateway with ISO InterfaceThe iKonvert NMEA2000-0183 Gateway/Converter is an intelligent and flexible gateway for allowing new NMEA2000 equipment to talk to legacy NMEA0183 equipment. Conversions are bi-directional, so whether you want to get the data from older NMEA0183 sensors on to...
    $211.99
    $259.95
    $211.99
  • Digital Yacht NMEA 2000 Starter Cable Kit [ZDIGN2KIT]
    Digital Yacht

    Digital Yacht NMEA 2000 Starter Cable Kit [ZDIGN2KIT]

    $118.99
    $139.95
    $118.99
    NMEA 2000 Starter Cable KitNearly every new marine electronics product has an NMEA2000 interface now, but it is still “black magic” to many boat owners and even fairly technical users struggle to understand NMEA2000 and what is needed to make products work correctly together.With...
    $118.99
    $139.95
    $118.99
  • Maretron Mid Double-Ended Cordset - 10 Meter - Blue [DM-DB1-DF-10.0]
    Maretron

    Maretron Mid Double-Ended Cordset - 10 Meter - Blue [DM-DB1-DF-10.0]

    $71.99
    $75.00
    $71.99
    Maretron Mid Double-Ended Cordset - 10 M BlueMechanical:Contact Carrier Mat/Color: Thermoplastic PUR/Blue-Gray Molded Body Mat/Color: Thermoplastic PUR/Blue-Gray Contact Mat/Plating: Brass/Gold Coupling Nut Mat/Plating: Brass/Nickel Connector Outside Diameter: 0.59"Electrical Current Rating: 4.0 Amps Voltage Rating: 250 VCable Outer Jacket Mat/Color: PVC/Gray Conductor Insulation Material: PE...
    $71.99
    $75.00
    $71.99
  • Bluewater NMEA 2000 T-Connector [2702-12-012]
    Bluewater

    Bluewater NMEA 2000 T-Connector [2702-12-012]

    $18.90
    $0.00
    $18.90
    NMEA 2000 T-ConnectorOur NMEA 2000 T-Connector makes it easy to expand your marine electronics network by providing secure connection points between backbone cables and connected devices. Built to NMEA 2000 standards, each NMEA T-connector features rugged, waterproof 5-pin connectors for reliable data transmission in...
    $18.90
    $0.00
    $18.90
  • Actisense PRO NMEA Buffer - 1 OPTO Input, 6 ISO-Drive Outputs, Serial Port, Pluggable Screw Terminals [PRO-NBF-1]
    Actisense

    Actisense PRO NMEA Buffer - 1 OPTO Input, 6 ISO-Drive Outputs, Serial Port, Pluggable Screw Terminals [PRO-NBF-1]

    $336.57
    $373.97
    $336.57
    PRO NMEA Buffer - 1 OPTO Input, 6 ISO-Drive Outputs, Serial Port, Pluggable Screw TerminalsSafely connect one Talker to six Listeners with full isolation.The Type-approved NMEA Buffer PRO-NBF-1 Buffer isolates and buffers NMEA 0183 data, with the power to drive multiple devices.Able to distribute...
    $336.57
    $373.97
    $336.57
  • Lowrance N2KEXT-15RD 15 NMEA 2000 Cable [119-86]
    Lowrance

    Lowrance N2KEXT-15RD 15 NMEA 2000 Cable [119-86]

    $54.99
    $60.00
    $54.99
    N2KEXT-15RD 15' NMEA 2000 Cable15' NMEA 2000 Cable Specifications: Data Interface: NMEA 2000 Connection Gender: Male-Female Cable Length (Meters): 4.5m NMEA 2000 Connectors: Backbone/Drop Cables Box Dimensions: 3"H x 7"W x 8"L WT: 0.78 lbs UPC: 042194529745
    $54.99
    $60.00
    $54.99
  • Digital Yacht GPS160 TriNav Sensor w/NMEA 0183 Output [ZDIGGPS160]
    Digital Yacht

    Digital Yacht GPS160 TriNav Sensor w/NMEA 0183 Output [ZDIGGPS160]

    $178.99
    $209.95
    $178.99
    GPS160 TriNav Sensor with NMEA 0183 OutputThe GPS160, a high performance positioning sensor using GPS, Galileo and Glonass satellite systems for exceptional positioning accuracies and redundancies.TriNav technology allows all three systems to be simultaneously utilized for navigation. The device can also be field programmed...
    $178.99
    $209.95
    $178.99
  • Bluewater NMEA 2000 Male Terminator - 120 ohm [2705-00-001]
    Bluewater

    Bluewater NMEA 2000 Male Terminator - 120 ohm [2705-00-001]

    $15.47
    $0.00
    $15.47
    NMEA 2000 Male Terminator - 120 ohmNMEA 2000 terminators are essential components for completing and stabilizing your marine electronics network. Installed at each end of the backbone, these 120-ohm resistive terminators ensure proper signal integrity, reduce interference, and prevent data loss across all connected...
    $15.47
    $0.00
    $15.47