Cables & Networking

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Boat Power Connectors & Network Accessories

Defender has many marine power connectors to fit all your boat network accessory needs. From ethernet cables to junction boxes, boats have gone high-tech, and we are keeping up. All the classic boat connector replacement favorites are available for those who like to keep their tech as-is. For individual parts or kits, we've got you covered!

Tech for Everyone

Whether you like to keep it simple or prefer things more high-tech there is an expansive lineup of boat network connectors. If you're looking for radio access and weather information without the 5G confusion, our collection of kits will offer you just that. DIY the installation of a Wi-Fi powered by LTE systems (2G, 3G, 4G); the Digital Yacht 4G Connect Pro Model Wi-Fi Router is available and easy to install.

Wiring & Accessories

High-tech or traditional, we have boat network accessories and marine power accessories to accompany your new system. When replacing parts on an existing system check your list twice and choose from an array of power cables, audio cables, and video cables. Don't forget to check the connectors, terminators, and converters needed to accompany your new accessories.

We Know Staying Connected is Important!

From weather conditions to radio contact with other vessels, staying connected is paramount to safety on the water. A trustworthy connection can be more than a matter of making sure the XM Radio will belt out a rocking playlist while you're making that catch - communications with other vessels and updated weather information are essential to your safety. Be confident in your setup - from pleasure to essentials - with updated wiring and accessories from Defender.

Cables & Networking

Lowrance Broadband Ethernet Cable

Simrad 5-Pin Male to RJ45 Female Ethernet Adapter Cable - 000-0127-56

Simrad NMEA 2000 Micro-C Backbone Network Starter Kit - 000-10760-001

Simrad 5-Pin Ethernet Cable Joiner - 000-10779-001

Simrad Simnet to NMEA 2000 Cable Adapter - 24006199

Lowrance NAC-MRD2MBL NMEA2000 Adapter Cable - 000-0127-04

Lowrance Yamaha Engine Interface Cable for NMEA2000 - 000-0120-37

Simrad Simnet to NMEA 2000 Cable Adapter - 24006413

Lowrance NEP-2 Network Expansion Port - 000-10029-001

Simrad NMEA 2000 Wind Vane Cable - 000-10758-001

Simrad Simnet To NMEA 2000 Cable Adapter - 24005729

Lowrance Simrad NMEA 2000 Micro-C Medium Duty Cable

Simrad 4-Way NMEA 2000 MICRO-C Connector Block - 000-12612-001

Lowrance NAC-FRD2FBL NMEA2000 Adapter Cable - 000-0127-05

Simrad B&G 4-Pin Power Cable for Go/NSS evo3 & Vulcan/Zeus3 Displays - 000-00128-001

Simrad Video/Comms Cable - 000-00129-001

Lowrance N2KEXT Extension Cable

Simrad SimNet Extension Cable

Lowrance NMEA 2000 Tee Connector - 000-0119-79

Simrad Simnet Joiner without Terminator - 44172260

Simrad SimNet Tee Joiner - 24005860

Simrad Ethernet Female To RJ45 Male Adapter Cable - 000-11246-001

Simrad SimNet 7-Prong Multi-Joiner - 24006298

Simrad SimNet To N2K Adapter Kit - 000-0127-45

Simrad SimNet Termination Plug - 24005894

Simrad Ethernet Adapter RJ45 M to Yellow 5-Pin F - 0.2 m (8") - 000-10438-001

Lowrance HDS Video Adapter Cable - 000-11010-001

Lowrance HDS Power Cable - 000-0127-49

Lowrance Hook2/Reveal and Cruise Replacement Power Cable - 000-14172-001

Simrad Vulcan 5/GO5 Power/N2K Cable - 000-13171-001

Lowrance HDS/Elite/Hook Power Cable - 000-14041-001

Lowrance The CA-8 Cigarette Lighter Power Adapter - 000-0119-10

Simrad NSO evo2 NMEA0183 Touch Monitor Serial Cable - 000-11247-001

Simrad SimNet Joiner Red with Terminator - 44172278

Lowrance N2K-PWR-RD NMEA2000 Power Node - 000-0119-75

Lowrance TR-120-KIT Network Terminator Kit - 000-0127-52

Simrad SimNet Protection Plug - 24005886

About Cables & Networking

Boat Power Connectors & Network Accessories

Tech for Everyone

Wiring & Accessories

We Know Staying Connected is Important!

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