Marine Navigation & Instruments - Network Cables & Modules
Connect and expand your onboard electronics system with premium marine network cables and modules designed for reliable communication between navigation devices. Essential for integrating chartplotters, GPS systems, fish finders, radar, autopilots, sensors, and other marine electronics, quality networking components help ensure smooth data transfer and seamless system performance. Built for demanding freshwater and saltwater environments, our collection features durable cables, connectors, adapters, network modules, expansion components, and replacement accessories engineered to withstand moisture, vibration, corrosion, and harsh marine conditions. Browse marine Ethernet cables, NMEA network components, hubs, switches, interface modules, backbone accessories, and installation hardware for a wide range of vessel configurations. Designed for easy installation, dependable connectivity, and long-lasting reliability, these products help maximize the performance of your onboard technology. Featuring trusted marine brands recognized for quality and innovation, our Marine Navigation Instruments – Network Cables & Modules collection delivers reliable solutions for modern vessels. Shop today and upgrade your marine electronics network with confidence.
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- Featured
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Vendor:Lowrance
Lowrance 15' Ethernet Cable ETHEXT-15YL [127-29]
- £43.89
£47.61- £43.89
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Rugged, high-speed, moisture - and solvent-resistant data cables withstand the toughest onboard marine environments. For Lowrance models with 5-pin yellow ethernet connector. Specifications: Cable Length (Feet): 15' Box Dimensions: 4"H x 4"W x 9"L WT: 0.25 lbs UPC: 042194532042- £43.89
£47.61- £43.89
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Vendor:Furuno
Furuno HUB102 Marinized 5 Port Ethernet Hub [HUB102]
- £293.86
£0.00- £293.86
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HUB102 5-Port Marinized Ethernet HubHUB102 Marinized Ethernet Hub, designed to simplify marine connectivity with up to gigabit speed performance. Supporting multiple sensors and Furuno Multi-Function Displays (MFDs), the HUB102 features water-resistant connections and sealed covers to protect unused data ports. With LED indicators for...- £293.86
£0.00- £293.86
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Vendor:Furuno
Furuno LAN Cable Assembly - 5M RJ45 x RJ45 4P [001-167-890-10]
- £95.97
£0.00- £95.97
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LAN Cable Assembly - 5M RJ45 x RJ45 4PFuruno's LAN Cable Assembly is designed to connect your NavNet 3D/TZT to your PC. This 5 meter cable comes with RJ45-RJ45 connectors.Features: LAN Cable Designed for NavNet 3D/TZT to PC Length: 5M Connectors: RJ45 - RJ45...- £95.97
£0.00- £95.97
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Vendor:Furuno
Furuno LAN Cable Assembly - 3M - RJ45 x RJ45 [001-588-890-00]
- £78.11
£0.00- £78.11
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LAN Cable Assembly - 3M - RJ45 x RJ45Features: Length: 3M RJ45 x RJ45 LAN Cable Assembly This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns.- £78.11
£0.00- £78.11
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Vendor:FLIR Systems
FLIR M300 Power Serial CVBS Cable - 10M [A80666]
- £172.59
£182.26- £172.59
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M300 Power Serial CVBS Cable - 10MPower/data/video cable for M300C, M332, M364, M364C, and M364C-LR cameras.FLIR Marine camera systems operate on 12V or 24V DC power. To support flexible installations, FLIR offers a variety of replacement and extended-length power cables. Specifications: Cable Length (Feet):...- £172.59
£182.26- £172.59
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Vendor:Furuno
Furuno 5M LAN Waterproof Cable RJ45 x RJ45 f/TZtouchXL [001-653-260-00]
- £83.32
£0.00- £83.32
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5M LAN Waterproof Cable RJ45 x RJ45 for TZtouchXL Furuno's TZtouchXL LAN Cable ASSYSpecifications: Length: 5M Waterproof RJ45 x RJ45 This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns.- £83.32
£0.00- £83.32
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Vendor:Furuno
Furuno 0.5M Jumper Cable f/HUB102 [HUB-102-JMP]
- £32.73
£0.00- £32.73
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0.5M Jumper Cable for HUB102Furuno's HUB102 0.5M Jumper CableSpecifications: Length: 0.5M Jumper Cable This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns.- £32.73
£0.00- £32.73
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Vendor:FLIR Systems
FLIR RJ45 Waterproof Connector [4115028]
- £20.82
£0.00- £20.82
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RJ45 Waterproof ConnectorFLIR's RJ45 waterproof connector is a key component for installing and operating your maritime thermal camera from FLIR. The RJ45 waterproof connector connects the thermal camera itself to the Joystick Control Unit (JCU) using an Ethernet cord, transmitting both data and electricity...- £20.82
£0.00- £20.82
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Vendor:B&G
BG Nemesis Hub [000-15683-001]
- £343.69
£382.39- £343.69
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Nemesis™ HubThe Nemesis™ Hub allows you to combine two or more Nemesis 9 or 12 Sailing Displays, either on a mast, in the cockpit or at the helm station. Specifications: Cable Length (Feet): 2' Box Dimensions: 6"H x 7"W x 9"L WT: 0.35 lbs...- £343.69
£382.39- £343.69
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Vendor:Actisense
Actisense 9-Pin, D-Type Molded Cable Assembly - Female [DB9-F]
- £10.21
£11.35- £10.21
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9-Pin, D-Type Molded Cable Assembly - Female9-pin, D-type molded cable assembly.This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns.- £10.21
£11.35- £10.21
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Vendor:Maretron
Maretron CLMD16-J3 I/O Mating Connector Kit [A3710]
- £63.23
£70.67- £63.23
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CLMD16-J3 I/O Mating Connector KitJ3 (I/O Gen Purpose) Harness Kit with 1m Flying Leads.This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns.- £63.23
£70.67- £63.23
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Vendor:Maretron
Maretron J1 Output Mating Connector w/3M Leads-CLMD12 [A3706]
- £40.17
£44.64- £40.17
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J1 Output Mating Connector with 3M Leads-CLMD12Output (J1) Mating Connector with 12" flying leads.This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns. Specifications: Cable Length (Feet): 9 Box Dimensions: 1"H x...- £40.17
£44.64- £40.17
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Vendor:Simrad
Simrad NSO evo3S MPU Processor [000-15100-001]
- £3,718.98
£0.00- £3,718.98
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NSO evo3S MPU ProcessorCreate truly customized multi-display systems with the NSO evo3S Processor – the ideal solution aboard powerboats 33' (10M) and larger. This marine processor can drive two independent displays, supporting both touchscreen and non-touch monitors. Expand and integrate to build your preferred...- £3,718.98
£0.00- £3,718.98
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Vendor:AMEC
AMEC CUBO-162 VHF Antenna Splitter [AMEC-S162-010]
- £269.82
£299.44- £269.82
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CUBO-162 VHF Antenna SplitterCUBO-162 is AMEC´s next-generation AIS antenna splitter used to share a single VHF antenna for both VHF radio and AIS transponder or receiver. It also provides a feed for FM radio.Features: Zero insertion loss: for Reception CUBO-162 provides optimized AIS and...- £269.82
£299.44- £269.82
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Vendor:FLIR Systems
FLIR M300 RayNet Right Angle to Straight Cable - 3M [A80695]
- £69.92
£70.67- £69.92
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M300 RayNet Right Angle to Straight Cable - 3MRayNet is a waterproof Ethernet cabling system developed by Raymarine, ideal for marine environments. All current-generation FLIR M-Series digital cameras feature a male RayNet connector.Cables offer waterproof construction, a positive lock/unlock collar, gigabit-speed data transfer, as...- £69.92
£70.67- £69.92
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Vendor:Victron Energy
Victron VE.Can RJ45 Terminator - Bag of 2 [ASS030700000]
- £7.59
£8.93- £7.59
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VE.Can RJ45 Terminator - Bag of 2This bag contains two VE.Can RJ45 terminators. The terminators are included with some other Victron products, for example, the CANUSB.Please contact your dealer for any returns, repairs or support issues related to this product. Specifications: Package Qty: Two...- £7.59
£8.93- £7.59
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Vendor:Maretron
Maretron MPower 16-Channel DC Load Controller Module w/NMEA 2K w/o Connectors [CLMD16]
- £950.75
£1,112.20- £950.75
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MPower® 16-Channel DC Load Controller Module with NMEA 2K without ConnectorsFor larger breakers and more circuits, the MPower® CLMD16 is a 16-Channel DC Load Controller Module. Four of the 16 breakers handle a maximum of 25 amps, and twelve breakers handle a maximum of...- £950.75
£1,112.20- £950.75
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Vendor:SI-TEX
SI-TEX MDA-3 Metadata Zero Loss AIS Antenna Splitter [MDA-3]
- £227.64
£281.95- £227.64
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MDA-3 Metadata AIS Zero Loss Antenna SplitterUtilizes a compact (5.5"X3.9"X1.9") module that is IPx7 Waterproof rated, for flexible location and rugged performance in any marine environment.The Metadata AIS Zero Loss Antenna Splitter allows for the full use of VHF communications and AIS send/receive with...- £227.64
£281.95- £227.64
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Vendor:Maretron
Maretron MPower 16-Channel DC Load Controller Module w/NMEA 2K w/J1 J2 Connectors [CLMD16-R]
- £1,043.00
£1,227.51- £1,043.00
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MPower® 16-Channel DC Load Controller Module with NMEA 2K with J1 & J2 ConnectorsFor larger breakers and more circuits, the MPower® CLMD16 is a 16-Channel DC Load Controller Module. Four of the 16 breakers handle a maximum of 25 amps, and twelve breakers handle...- £1,043.00
£1,227.51- £1,043.00
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Vendor:em-trak
em-trak VHF Antenna Splitter [413-0060]
- £268.09
£297.88- £268.09
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VHF Antenna SplitterA splitter allows a signal to be shared across multiple devices. The VHF Antenna Splitter allows you to use the same antenna for an AIS receiver and a VHF radio.Features: Small robust VHF antenna splitter IPx6 and IPx7 Multiplexes multiple devices to...- £268.09
£297.88- £268.09
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![Furuno HUB102 Marinized 5 Port Ethernet Hub [HUB102]](http://www.dbmarinesupplies.com/cdn/shop/files/105330XL_533x.jpg?v=1741120862)
![BG Nemesis Hub [000-15683-001]](http://www.dbmarinesupplies.com/cdn/shop/files/87036XL_533x.jpg?v=1682773346)
![Maretron MPower 16-Channel DC Load Controller Module w/NMEA 2K w/o Connectors [CLMD16]](http://www.dbmarinesupplies.com/cdn/shop/files/102939XL_533x.jpg?v=1759876537)