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Enhance your marine navigation setup with premium navigation instrument accessories designed to improve installation, connectivity, and overall performance on the water. Whether you're upgrading your helm, replacing components, or expanding your onboard electronics system, the right accessories help ensure reliable operation and seamless integration. Built for demanding freshwater and saltwater environments, our collection features durable products engineered to withstand moisture, vibration, corrosion, and harsh marine conditions. Browse mounting brackets, protective covers, cables, sensors, connectors, replacement parts, display accessories, networking components, and other essential navigation hardware for a wide range of marine instruments. Designed for compatibility, convenience, and long-lasting reliability, these accessories help maximize the functionality of GPS systems, chartplotters, fish finders, radar, autopilots, and other onboard electronics. Featuring trusted marine brands recognized for quality and innovation, our Marine Navigation Instruments – Accessories collection provides dependable solutions for recreational boaters, anglers, and professional mariners. Shop today with confidence.

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  • Lowrance Eagle 7" Suncover [000-16250-001]
    Lowrance

    Lowrance Eagle 7" Suncover [000-16250-001]

    $32.61
    $36.88
    $32.61
    Eagle 7" SuncoverThis 7-inch cover is designed for Lowrance Eagle displays.Features:Protects the marine environment Specifications: Type: Covers Box Dimensions: 2"H x 7"W x 12"L WT: 0.49 lbs UPC: 9420064135165
    $32.61
    $36.88
    $32.61
  • Simrad Micro-C Female to SimNet - 4M [24006413]
    Simrad

    Simrad Micro-C Female to SimNet - 4M [24006413]

    $60.98
    $70.93
    $60.98
    Micro-C Female to SimNetSimrad's Micro-C Female to SimNet 4M Cable Specifications: Type: Parts Box Dimensions: 1"H x 7"W x 7"L WT: 0.45 lbs UPC: 809190341357
    $60.98
    $70.93
    $60.98
  • Simrad Suncover f/GO12 XSE [000-14147-001]
    Simrad

    Simrad Suncover f/GO12 XSE [000-14147-001]

    $49.65
    $0.00
    $49.65
    Suncover for GO12 XSEMake sure your GO12 continues to work like new by protecting it with Simrad's GO12 suncover. This sturdily made covers fits perfectly. It protects from overexposure to sun glare during long boat trips. The suncover is UV ray resistant. Specifications: Type:...
    $49.65
    $0.00
    $49.65
  • Raymarine Wind Transmitter Bearing Service Kit [TA122]
    Raymarine

    Raymarine Wind Transmitter Bearing Service Kit [TA122]

    $148.93
    $0.00
    $148.93
    TA122 Wind Transmitter Bearing Service Kit
    $148.93
    $0.00
    $148.93
  • Simrad Suncover f/NSX 3009 [000-15817-001]
    Simrad

    Simrad Suncover f/NSX 3009 [000-15817-001]

    $43.97
    $0.00
    $43.97
    Suncover for NSX 3009Make sure your NSX continues to work like new by protecting it with the Simrad Suncover. This sturdily made cover fits your system perfectly. It protects your unit from overexposure to sun glare during long boat trips. The cover is UV...
    $43.97
    $0.00
    $43.97
  • Simrad Suncover f/GO9 [000-13698-001]
    Simrad

    Simrad Suncover f/GO9 [000-13698-001]

    $41.14
    $0.00
    $41.14
    Suncover for GO9Make sure your GO9 continues to work like new by protecting it with Simrad's GO9 suncover. This sturdily made covers fits perfectly. It protects from overexposure to sun glare during long boat trips. The suncover is UV ray resistant. Specifications: Type: Covers...
    $41.14
    $0.00
    $41.14
  • SIONYX White Replacement Bottom Housing Section f/Nightwave [A015900]
    SIONYX

    SIONYX White Replacement Bottom Housing Section f/Nightwave [A015900]

    $182.99
    $197.17
    $182.99
    White Replacement Bottom Housing Section for NightwaveReplacement bottom housing section (Housing Only). Available in multiple colors, including white, black, and grey. This is a SIONYX official accessory.
    $182.99
    $197.17
    $182.99
  • Raymarine RayNet to RayNet Cable - 2M [A62361]
    Raymarine

    Raymarine RayNet to RayNet Cable - 2M [A62361]

    $148.93
    $0.00
    $148.93
    2M RayNet to RayNet Cable for e & c Series
    $148.93
    $0.00
    $148.93
  • Simrad Power Cable - 2m - NSE & StructureScan 3D [000-00128-001]
    Simrad

    Simrad Power Cable - 2m - NSE & StructureScan 3D [000-00128-001]

    $70.91
    $82.27
    $70.91
    Simrad Power Cable f/NSE NSS & StructureScan 3D, GO7, GO9, GO124 pin conn. to 4 bare wires for power in - power control bus and external alarm - 6.5 ft (2 m). Specifications: Type: Power Cords Box Dimensions: 1"H x 4"W x 5"L WT:...
    $70.91
    $82.27
    $70.91
  • Lowrance Power Cord f/HOOK2 Series [000-14172-001]
    Lowrance

    Lowrance Power Cord f/HOOK2 Series [000-14172-001]

    $25.52
    $28.37
    $25.52
    Power Cord for HOOK² SeriesPower cord for all sizes of HOOK² series - 5", 7", 9" & 12" Specifications: Type: Power Cords Box Dimensions: 1"H x 3"W x 8"L WT: 0.45 lbs UPC: 9420024168172
    $25.52
    $28.37
    $25.52
  • Raymarine AR200 IP Camera Stabilization Module [E70537]
    Raymarine

    Raymarine AR200 IP Camera Stabilization Module [E70537]

    $845.42
    $900.74
    $845.42
    AR200 IP Camera Stabilization ModuleThe AR200 is an Augmented Reality Sensor consisting of a Global Navigation Satellite Systems (GNSS) Receiver and an Attitude and Heading Reference System (AHRS) sensor. The AR200 provides position, heading, pitch and roll data to compatible Axiom MFDs. When combined...
    $845.42
    $900.74
    $845.42
  • Garmin Magnetic Protective Cover f/GPSMAP 9x19 [010-13209-00]
    Garmin

    Garmin Magnetic Protective Cover f/GPSMAP 9x19 [010-13209-00]

    $191.49
    $212.76
    $191.49
    Magnetic Protective Cover for GPSMAP® 9x19 Keep your compatible GPSMAP chartplotter safe from the harsh marine environment, when not in use, with this magnetic protective cover.
    $191.49
    $212.76
    $191.49
  • Garmin ECHOMAP Ultra 2 Protective Cover - 16" [010-13352-10]
    Garmin

    Garmin ECHOMAP Ultra 2 Protective Cover - 16" [010-13352-10]

    $38.29
    $42.54
    $38.29
    ECHOMAP™ Ultra 2 Protective Cover - 16"Use our cover to protect your compatible ECHOMAP™ Ultra 2 from the harsh marine environment when not in use. Specifications: Type: Covers Box Dimensions: 1"H x 11"W x 19"L WT: 1.05 lbs UPC: 753759353384
    $38.29
    $42.54
    $38.29
  • Garmin Magnetic Protective Cover f/GPSMAP 9x22 [010-13209-01]
    Garmin

    Garmin Magnetic Protective Cover f/GPSMAP 9x22 [010-13209-01]

    $204.25
    $226.95
    $204.25
    Magnetic Protective Cover for GPSMAP® 9x22Keep your compatible GPSMAP chartplotter safe from the harsh marine environment, when not in use, with this magnetic protective cover.
    $204.25
    $226.95
    $204.25
  • Raymarine 6" Pushrod Extension f/Tiller Pilots [D008]
    Raymarine

    Raymarine 6" Pushrod Extension f/Tiller Pilots [D008]

    $63.82
    $0.00
    $63.82
    6" Pushrod Extension f/Tiller PilotsExtends the length of Raymarine tiller autopilot drive systems to accommodate boats of larger beam. Black, machined aluminum.
    $63.82
    $0.00
    $63.82
  • Garmin Bail Mount w/Knobs f/echoMAP 70dv/70s GPSMAP 741/xs [010-11967-00]
    Garmin

    Garmin Bail Mount w/Knobs f/echoMAP 70dv/70s GPSMAP 741/xs [010-11967-00]

    $45.38
    $49.63
    $45.38
    Bail Mount with Knobs for echoMAP™ 70dv/70s & GPSMAP® 741/xsSurface mount your echoMAP™ or GPSMAP® using our bail mount with knobs. The mount tilts for optimum viewing.WARNING: This product can expose you to chemicals which are known to the State of California to cause...
    $45.38
    $49.63
    $45.38
  • Raymarine SeaTalkNG Auxiliary Alarm Buzzer [A80614]Raymarine SeaTalkNG Auxiliary Alarm Buzzer [A80614]
    Raymarine

    Raymarine SeaTalkNG Auxiliary Alarm Buzzer [A80614]

    $272.34
    $283.69
    $272.34
    SeaTalkNG  Auxiliary Alarm BuzzerThe Raymarine SeaTalkNG Alarm Buzzer is a network accessory that repeats alarm and alert tones from compatible networked devices ensuring they can be heard on-deck and below decks as needed. The powerful 100 dBm SeaTalkNG Auxiliary Alarm Buzzer can repeat many...
    $272.34
    $283.69
    $272.34
  • Garmin USB-C to USB-A Male Adapter Cable [010-12390-14]
    Garmin

    Garmin USB-C to USB-A Male Adapter Cable [010-12390-14]

    $32.61
    $35.45
    $32.61
    USB-C to USB-A Male Adapter CableConnect your compatible GPSMAP® 9000 series chartplotter to a computer using this 15-foot USB cable and a compatible HDMI cable (sold separately). This water-resistant and secure connection allows you to touch the chartplotter screen to operate the computer, including...
    $32.61
    $35.45
    $32.61
  • Raymarine 3" Pushrod Extension f/Tiller Pilots [D005]
    Raymarine

    Raymarine 3" Pushrod Extension f/Tiller Pilots [D005]

    $63.82
    $0.00
    $63.82
    3" Pushrod Extension for Tiller PilotsExtends the length of tiller autopilot drive systems to accommodate boats of larger beam.
    $63.82
    $0.00
    $63.82
  • Davis Mark 15 Master Sextant [026]
    Davis Instruments

    Davis Mark 15 Master Sextant [026]

    $570.23
    $709.24
    $570.23
    Mark 15 Sextant#026This model has many great features including seven large sunshades, a 3 mm x 27 mm star scope, and easy-to-read micrometer drum vernier scale that reads to 2/10 of a minute. The Mark 15 has a 7" (18 cm) frame radius graduated...
    $570.23
    $709.24
    $570.23