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Marine Navigation & Instruments - Accessories

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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  • Raymarine E90W to Axiom Pro 9 Adapter Plate to Existing Fixing Holes [A80530]
    Raymarine

    Raymarine E90W to Axiom Pro 9 Adapter Plate to Existing Fixing Holes [A80530]

    $127.14
    $0.00
    $127.14
    E90W to Axiom Pro 9 Adapter Plate to Existing Fixing Holes Axiom Pro 9 adapter plate for legacy E90W MFDs Fixing holes: Existing Model: Axiom Pro 9 (All variants) Specifications: Type: Mounting Brackets Box Dimensions: 1"H x 13"W x 17"L WT: 1 lbs
    $127.14
    $0.00
    $127.14
  • Maretron 1.5" NPT Displacement Hull Tank Adapter [TA-5H-1.5NPT]
    Maretron

    Maretron 1.5" NPT Displacement Hull Tank Adapter [TA-5H-1.5NPT]

    $108.77
    $113.02
    $108.77
    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 P65Warnings.ca.gov.
    $108.77
    $113.02
    $108.77
  • Navico Ethernet Cable - 15M - M12 to RJ45 f/NEP-3 [000-16080-001]
    Navico

    Navico Ethernet Cable - 15M - M12 to RJ45 f/NEP-3 [000-16080-001]

    $190.73
    $0.00
    $190.73
    Ethernet Cable - 15M - M12 to RJ45 for NEP-3The Navico Ethernet Extension cable measures 15M and is designed for M12 to RJ45 connections for the NEP-3. Specifications: Type: Cables Box Dimensions: 3"H x 7"W x 8"L WT: 1.6 lbs UPC: 9420064130689
    $190.73
    $0.00
    $190.73
  • Furuno Suncover f/FAP7011C - Grey [001-647-940-00]
    Furuno

    Furuno Suncover f/FAP7011C - Grey [001-647-940-00]

    $80.53
    $0.00
    $80.53
    Suncover for FAP7011C - GreyKeep your electronics safe with Furuno's protective suncover specifically for Furuno's FAP7011C display.This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns. Specifications: Type: Covers Box Dimensions: 2"H...
    $80.53
    $0.00
    $80.53
  • Furuno Soft Cover f/TZTL12F [100-397-071-10]
    Furuno

    Furuno Soft Cover f/TZTL12F [100-397-071-10]

    $97.48
    $0.00
    $97.48
    Soft Cover for TZTL12FFuruno's soft cover specifically for TZTL12F.This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns.
    $97.48
    $0.00
    $97.48
  • Furuno 000-158-002 Power Cable [000-158-002]
    Furuno

    Furuno 000-158-002 Power Cable [000-158-002]

    $80.53
    $0.00
    $80.53
    Power Cable Assembly, 3 MetersWARNING: 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.gov. Specifications: Type: Power Cords Box Dimensions: 2"H x 3"W...
    $80.53
    $0.00
    $80.53
  • FLIR Video Cable F-Type to BNC - 25' [308-0164-25]
    FLIR Systems

    FLIR Video Cable F-Type to BNC - 25' [308-0164-25]

    $182.25
    $0.00
    $182.25
    Video Cable F-Type to BNC - 25'25' Cable - F-Type on one end, BNC on the other endFor use with MD-Series Specifications: Type: Cables Box Dimensions: 2"H x 6"W x 6"L WT: 0.9 lbs UPC: 815121010803
    $182.25
    $0.00
    $182.25
  • Furuno MCU006H Horizontal Remote Control f/NavNet TZtouch3 NavNet TZtouchXL [MCU006H]Furuno MCU006H Horizontal Remote Control f/NavNet TZtouch3 NavNet TZtouchXL [MCU006H]
    Furuno

    Furuno MCU006H Horizontal Remote Control f/NavNet TZtouch3 NavNet TZtouchXL [MCU006H]

    $699.33
    $0.00
    $699.33
    MCU006H Horizontal Remote Control for NavNet TZtouch3 & NavNet TZtouchXLTotal Control With Ease & ComfortFuruno's MCU006 Series of Remote Controller for NavNet TZtouch3 and TZtouchXL Multi Function Displays features a comfortable rotary knob and beveled keys for enhanced ease of use. The large knob...
    $699.33
    $0.00
    $699.33
  • Maretron 1.25" BSM Non-Displac Hull Focus Tube [TFT-1.25BSP]
    Maretron

    Maretron 1.25" BSM Non-Displac Hull Focus Tube [TFT-1.25BSP]

    $163.87
    $169.53
    $163.87
    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 more information go to P65Warnings.ca.gov.
    $163.87
    $169.53
    $163.87
  • Scotty 160 1.5" Ball Mounting System f/7-9" Screens [0160]
    Scotty

    Scotty 160 1.5" Ball Mounting System f/7-9" Screens [0160]

    $66.39
    $92.49
    $66.39
    160 1.5" Ball Mounting System for 7-9" ScreensComponents: 161 1.5" Ball System Arms 165 1.5″ Ball System Top Plate 166 1.5″ Ball System Base 161 1.5" Ball System ArmsFeatures: Engineering-grade nylon and stainless steel construction Compatible with all 1.5″ Scotty ball system accessories The...
    $66.39
    $92.49
    $66.39
  • Scotty 166 1.5 Ball System Base [0166]Scotty 166 1.5 Ball System Base [0166]
    Scotty

    Scotty 166 1.5 Ball System Base [0166]

    $18.35
    $24.71
    $18.35
    166 1.5″ Ball System BaseFeatures: Engineering-grade nylon and Stainless steel construction Compatible with all 1.5″ Scotty ball system accessories Multi hole top plate fits most popular electronics brands UV resistant engineering grade nylon construction Corrosion resistant stainless steel hardware 1.5″ ball joints allow for...
    $18.35
    $24.71
    $18.35
  • Scotty 176 2.25" Ball System Base [0176]Scotty 176 2.25" Ball System Base [0176]
    Scotty

    Scotty 176 2.25" Ball System Base [0176]

    $36.72
    $50.14
    $36.72
    176 2.25" Ball System BaseFeatures: Engineering-grade nylon and stainless steel construction Compatible with all 2.25″ Scotty ball system accessories Equipped with the classic Scotty 241 hole pattern, allowing it to be paired with these options: 449 Portable Clamp Mount 320 Adaptable Rail Mount 242...
    $36.72
    $50.14
    $36.72
  • Davis Mark 3 Marine Sextant [011]
    Davis Instruments

    Davis Mark 3 Marine Sextant [011]

    $145.50
    $169.52
    $145.50
    Mark 3 Marine SextantSometimes referred to as a "lifeboat" sextant, the Mark 3 is an inexpensive training sextant. Yet this model has taken sailors around the world, too! It is full-sized and has sunshades, but no optical magnification to help you find dim celestial...
    $145.50
    $169.52
    $145.50
  • TROLLMaster Mercury Mariner 9.9, 15 (1990-2004) Yamaha 9.9, 15 (1990-2006) [TM201HWKIT]
    TROLLMaster

    TROLLMaster Mercury Mariner 9.9, 15 (1990-2004) Yamaha 9.9, 15 (1990-2006) [TM201HWKIT]

    $40.96
    $49.35
    $40.96
    Mercury Mariner 9.9, 15 (1990-2004) & Yamaha 9.9, 15 (1990-2006)TROLLMaster offers a variety of different servo mounting hardware kits to allow easy installation on the most popular kicker motors. The motor-specific hardware kit must be purchased as a separate item. As long as you...
    $40.96
    $49.35
    $40.96
  • TROLLMaster Yamaha 6, T8 (All Years) 9.9 (2008-Present) [TM206HWKIT]
    TROLLMaster

    TROLLMaster Yamaha 6, T8 (All Years) 9.9 (2008-Present) [TM206HWKIT]

    $40.96
    $49.35
    $40.96
    Yamaha 6, T8 (All Years) & 9.9 (2008-Present)TROLLMaster offers a variety of different servo mounting hardware kits to allow easy installation on the most popular kicker motors. The motor-specific hardware kit must be purchased as a separate item. As long as you know the...
    $40.96
    $49.35
    $40.96
  • Digital Yacht EnvironLINK NMEA 2000 Temperature/Humidity [ZDIGENVLINK]Digital Yacht EnvironLINK NMEA 2000 Temperature/Humidity [ZDIGENVLINK]
    Digital Yacht

    Digital Yacht EnvironLINK NMEA 2000 Temperature/Humidity [ZDIGENVLINK]

    $310.80
    $381.38
    $310.80
    EnvironLINK NMEA 2000 Temperature/HumidityAccurate and reliable weather information is essential for every boater.  While the internet provides a plethora of animated forecasts, there’s actually no substitute for localised pressure trend information from an instrument measuring, most importantly, air pressure, but also temperature and humidity...
    $310.80
    $381.38
    $310.80
  • Raymarine Axiom 7 Surface Mount Suncover - 7" [R70527]
    Raymarine

    Raymarine Axiom 7 Surface Mount Suncover - 7" [R70527]

    $91.82
    $0.00
    $91.82
    Axiom 7 Surface Mount Suncover - 7"Suncover for Axiom 7 when surface mounted out of the box Specifications: Type: Covers Box Dimensions: 1"H x 6"W x 9"L WT: 0.1 lbs UPC: 723193818367
    $91.82
    $0.00
    $91.82
  • Lowrance Explorer Ice Bag Transducer Pole f/ActiveTarget [000-15954-001]
    Lowrance

    Lowrance Explorer Ice Bag Transducer Pole f/ActiveTarget [000-15954-001]

    $567.92
    $672.48
    $567.92
    Explorer Ice Bag & Transducer Pole for ActiveTarget™The Explorer Ice Bag and Pole kit include a premium Explorer Ice Bag and an Ice Transducer Pole for ActiveTarget. The kit is compatible with both the Lowrance® Explorer Elite FS 9 and ActiveTarget® Ice Kit and...
    $567.92
    $672.48
    $567.92
  • Digital Yacht SeaTalk1 to USB Interface [ZDIGSTNUSB]
    Digital Yacht

    Digital Yacht SeaTalk1 to USB Interface [ZDIGSTNUSB]

    $306.56
    $367.25
    $306.56
    SeaTalk1 to USB InterfaceDigital Yacht's SeaTalk to NMEA (ISO) Converter is a small, but powerful interface that provides bi-directional conversion between a SeaTalk network and an NMEA 0183 network or device. Taking its power from the SeaTalk network, the ST-NMEA Converter features a full,...
    $306.56
    $367.25
    $306.56
  • Digital Yacht MA800 GPS Antenna f/AIS Transponders [X500.391]
    Digital Yacht

    Digital Yacht MA800 GPS Antenna f/AIS Transponders [X500.391]

    $168.11
    $197.72
    $168.11
    MA800 GPS Antenna for AIS TranspondersThe MA800 passive GPS Antenna for AIS transponder (P/No. X500.391) is compatible with all current Digital Yacht AIS Transponders (AIT2000/2500/3000/5000/CLA1000/CLA2000). It is therefore an ideal replacement antenna for many makes of GPS receivers and chart plotters.  You can also...
    $168.11
    $197.72
    $168.11