Cables & Networking

About Cables & Networking

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

Ancor NMEA 2000 Drop Cable

Raymarine Seatalk 5-Way Connector - A06064

Ancor NMEA 2000 Four Way Tee Connector - 270104

Airmar Marine NMEA 2000 Connector Cable

Ancor NMEA 2000 Backbone Cable

Garmin NMEA 2000 Backbone/Drop Cable

Raymarine SeaTalk T-Piece Connector - A06028

Garmin Field Installable Connectors - 010-12117-01

Maretron Micro Double-Ended Cordset

Raymarine SeaTalk NG Backbone Cable to DeviceNet Male Adapter - A80674

B&G Masthead Cable for WS310 Wind Sensor - 65' - 000-14396-001

Ancor NMEA 2000 Single Tee Connector - 270101

Raymarine Blanking Plug - A06032

Raymarine Snap-On Spur Adapter - A06082

Ancor NMEA 2000 Field Serviceable Connector

Garmin NMEA 2000 Multi-Port T-Connector

Simrad Simnet to NMEA 2000 Cable Adapter - 24006199

Garmin NMEA 2000 T-Connector

Raymarine A06030 Seatalk NG Backbone Extender

Maretron Mid Double-Ended Cordset

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

Lowrance Simrad NMEA 2000 Micro-C Medium Duty Cable

Ancor NMEA 2000 Two Way Tee Connector - 270103

Ancor NMEA 2000 Terminator

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

Simrad Simnet To NMEA 2000 Cable Adapter - 24005729

Maretron NMEA 2000 Micro Tee Connector - CM-CF-CF

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

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

Maretron Female Micro/Mid Field Attachable Connector - FA-CF-ST

Garmin NMEA 2000 Right Angle Backbone/Drop Cable

Lowrance N2KEXT Extension Cable

Garmin NMEA 2000 Field Installable Connector

Simrad Simnet to NMEA 2000 Cable Adapter - 24006413

Maretron NMEA Mid Single Ended Cordset - DF-DB1-25.0

Raymarine Right Angle SeaTalk Connector - A06077

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

Simrad SimNet Extension Cable

Simrad SimNet Tee Joiner - 24005860

Lowrance NMEA 2000 Tee Connector - 000-0119-79

Simrad SimNet 7-Prong Multi-Joiner - 24006298

Ancor NMEA 2000 Power Cable with Tee - 1 m (3' 3 3/8") - 270000

Ancor NMEA 2000 Elbow Connector - 90 deg. - 270108

Maretron NMEA Field Attachable Micro/Mid Connector - 90 deg. - Female - FA-CF-90

Simrad Simnet Joiner without Terminator - 44172260

Maretron Micro Powertap Tee Connector - CF-SPWR05-CF

Ancor NMEA 2000 Blanking Cap

Raymarine A80001 SeaTalk In-Line Terminator - A06074

About Cables & Networking

Boat Power Connectors & Network Accessories

Tech for Everyone

Wiring & Accessories

We Know Staying Connected is Important!

1Filters

Change Locale

Explore

Helpful Information

Get In Touch

Resources

Stay Connected