Electrical - Accessories
Marine electrical accessories are essential components for maintaining, upgrading, and optimizing your vessel's electrical system. Engineered for dependable performance in demanding freshwater and saltwater environments, today's marine electrical accessories help ensure safe power distribution, efficient operation, and reliable connectivity between onboard systems. From battery switches, terminals, connectors, fuses, circuit protection, wiring components, power distribution panels, adapters, and installation hardware to essential replacement parts, these products are designed to support a wide range of marine electrical applications. Whether you're completing a new installation, upgrading your boat's electronics, or maintaining existing equipment, the right electrical accessories help improve system reliability and protect valuable onboard components. Featuring premium products from trusted marine manufacturers, our Electrical Accessories collection delivers the quality, durability, and performance serious boaters expect. Browse our selection today and let our knowledgeable team help you choose the ideal electrical solutions for your vessel's power and control systems.
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- Featured
- Most relevant
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Vendor:Victron Energy
Victron RJ45 UTP - 0.3M Cable [ASS030064900]
- $7.65
$9.00- $7.65
- Unit price
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RJ45 UTP - 0.3M CableA cable to connect Phoenix Inverter Control, VE Interface MK3-USB, and VE.Bus connections between multiple VE.Bus devices and GX devices.Warranty InfoWARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth...- $7.65
$9.00- $7.65
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Forespar MareLube TEF45 Max PTFE Heavy Load Lubricant Caulk Tube - 12 oz. [770170]
- $86.99
$126.95- $86.99
- Unit price
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MareLube TEF45 Max PTFE Heavy Load Lubricant Caulk Tube - 12 oz.Marelube is Forespar's new family of three specifically formulated synthetic lubricants designed for various uses around your boat. Each contains PTFE and they work equally well in fresh or salt water. Marelube TEF 45...- $86.99
$126.95- $86.99
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Vendor:SmartPlug
SmartPlug Single Jack Coax TV/Internet Connector [KSJCOAX]
- $19.80
$22.00- $19.80
- Unit price
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Single Jack Coax TV/Internet ConnectorBuild or expand a SmartPlug data port with this single-jack coax TV/internet connector. Features:Single TV/internet connector portSpecifications: Material: Non-metallic Color: Black Quick Guide (pdf)- $19.80
$22.00- $19.80
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Vendor:Marinco
Marinco 12VCPS2 2-Wire ConnectPro Receptacle & Plug [12VCPS2]
- $50.12
$62.27- $50.12
- Unit price
- / per
2-wire ConnectProTM Charging / Trolling System / DownriggerConnectPro® Receptacle Works with 12, 24, or 36 volt 2-wire systems For front mount panel installations Weather resistant sealing cap Drain holes in receptacle keep water away from electrical components Perma-Lock screw terminals will not loosen under...- $50.12
$62.27- $50.12
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Vendor:Attwood Marine
Attwood Group 24 Battery Tray w/Straps [9092-5]
- $8.99
$9.99- $8.99
- Unit price
- / per
Group 24 Battery Tray with StrapsA simple-to-install battery holder that fits into limited spaces. This tray is for batteries up to 10-1/2 inches in height. Provide a simple installation for changing or replacing batteries.Features: The polypropylene hold-down strap has a positive-locking, quick-disconnect buckle Molded...- $8.99
$9.99- $8.99
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Vendor:Scanstrut
Scanstrut TILE USB-A/USB-C Interior Charging Socket - 12/24V - Black Bezel [SC-TILE-10]
- $47.99
$69.99- $47.99
- Unit price
- / per
TILE USB-A/USB-C Interior Charging Socket - 12/24V - Black BezelTILE Series offers sleek, high-performance charging solutions designed specifically for marine interiors. These chargers blend seamlessly into luxury marine environments. Featuring a compact 40mm (1.57”) footprint and requiring just a 29mm (1.14”) hole saw for...- $47.99
$69.99- $47.99
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Vendor:Scanstrut
Scanstrut Ultra Magnetic Waterproof Wireless Charger - 15W - 12/24V [SC-CW-14G]
- $101.99
$149.90- $101.99
- Unit price
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Ultra Magnetic Waterproof Wireless Charger - 15W - 12/24VMag. Charge. Connect.Experience the power of the Ultra, the first Qi2-certified, mag-compatible marine-grade phone charger. Built for durability and performance, it features an IPX6 waterproof rating (front and back) and toughened glass.Ultra is fast - our...- $101.99
$149.90- $101.99
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Vendor:SmartPlug
SmartPlug BF50 Female Connector/Gasket Kit [PKF50G]
- $53.10
$59.00- $53.10
- Unit price
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BF50 Female Connector/Gasket Kit This SmartPlug service kit provides electrical components, hardware and gaskets. Compatible With:BF50 SmartPlug Features: Ease of Use – Easily replaces missing or damaged pieces Interchangeable with SmartPlug Connectors *Sold as an IndividualWARNING: This product can expose you to chemicals which are known...- $53.10
$59.00- $53.10
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Vendor:Marinco
Marinco 70A Trolling Motor Receptacle [12VBRS3]
- $31.99
$50.00- $31.99
- Unit price
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70A Trolling Motor ReceptacleIncreased amperage for modern trolling motors.Features: 70A continuous rating Sealed, waterproof connection Integrated strain relief Keyed design with thumbprint locator Accepts up to 6AWG wire WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the...- $31.99
$50.00- $31.99
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Vendor:Blue Sea Systems
Blue Sea 12V DC USB Extension [1044]
- $25.99
$37.99- $25.99
- Unit price
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12V DC USB ExtensionControl your stereo in the cabin from your mobile device in the cockpit. USB 2.0 data inlet easily mounts at the dash with a prewired connecting cable that conveniently plugs directly into the USB on the stereo.Features: Protective dust cap with...- $25.99
$37.99- $25.99
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Vendor:BEP Marine
BEP Emergency Parallel Battery Knob - Yellow - Easy Fit [701-KEY-EP]
- $11.99
$18.99- $11.99
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Emergency Parallel Battery Knob, Yellow Easy FitThis battery knob option for 701 Switches is for applications where emergency parallel switch needs to be highlighted. Order separately Replaces existing knob WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to...- $11.99
$18.99- $11.99
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Vendor:Victron Energy
Victron VE Direct Cable - 0.3M [ASS030530203]
- $17.85
$21.00- $17.85
- Unit price
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VE Direct Cable - 0.3MThe VE.Direct cable is available in different lengths. There is a straight and 90 degree angle model. Quick Guide (pdf)- $17.85
$21.00- $17.85
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Vendor:Marinco
Marinco 70A Trolling Motor Plug [12VBPS3]
- $22.99
$35.24- $22.99
- Unit price
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70A Trolling Motor PlugIncreased amperage for modern trolling motors.Features: 70A continuous rating Sealed, waterproof connection Integrated strain relief Keyed design with thumbprint locator Accepts up to 6AWG wire WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the...- $22.99
$35.24- $22.99
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Vendor:Egis Mobile Electric
Egis Automatic Charging Relay Plus - 160A - 24V [7610-24]
- $108.99
$161.60- $108.99
- Unit price
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Automatic Charging Relay Plus - 160A - 24VThis 160A Egis automatic charging relay eliminates dead-start batteries by sharing charging on either of two batteries and isolating batteries when no charge sources are present.Applications: Supports multiple engines or independent charge systems by incorporating two independent...- $108.99
$161.60- $108.99
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Vendor:Mastervolt
Mastervolt MasterBus Cable - 3M [77040300]
- $42.99
$46.99- $42.99
- Unit price
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MasterBus Cable - 3M Suitable for data traffic and powering peripheral equipment, this is the only cable you need for your MasterBus network. MasterBus compatible products come standard with two ports, while other equipment requires an interface.WARNING: This product can expose you to chemicals including...- $42.99
$46.99- $42.99
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Vendor:Egis Mobile Electric
Egis Relay 24V, 150A w/Resistor [901819]
- $39.99
$59.10- $39.99
- Unit price
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Relay 24V, 150A with ResistorThis is a 24V automotive-rated relay/industry standard drop-in replacement for Tyco/Amp. The relay switch carries high-amp electrical currents in high ambient temperatures/wet environments.Applications: Resistor circuit protection ensures flyback voltage does not affect control signal circuitry. A great option for sensitive...- $39.99
$59.10- $39.99
- Unit price
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Vendor:Victron Energy
Victron VE. Direct - 5M Cable (1 Side Right Angle Connector) [ASS030531250]
- $22.10
$26.00- $22.10
- Unit price
- / per
VE. Direct - 5M Cable (1 Side Right Angle Connector)Features: Cable Length: 5M 1 Side Right Angle Connector Warranty InfoWARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm....- $22.10
$26.00- $22.10
- Unit price
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Vendor:Sentry
Sentry Temperature Sensor w/12" Extension [SFR-TEMP]
- $97.99
$130.00- $97.99
- Unit price
- / per
Temperature Sensor with 12" ExtensionThe optional temperature sensor senses temperatures over 120°F.Features:Includes 12" ExtensionThis product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns. Specifications: Type: Cables Box Dimensions: 1"H x 3"W x...- $97.99
$130.00- $97.99
- Unit price
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Vendor:Victron Energy
Victron VE.Direct Cable - 1.8M [ASS030530218]
- $17.85
$21.00- $17.85
- Unit price
- / per
VE.Direct Cable - 1.8MThe Victron VE.Direct Cable is used to link Victron Energy devices that are VE.Direct equipped. The connection between the devices is essential for the communication of information. This particular cable is 1.8 meters in length and has two straight ends for...- $17.85
$21.00- $17.85
- Unit price
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Vendor:Victron Energy
Victron GX LTE 4G-A Cellular Modem f/GX Devices - North America Only [GSM100200400]
- $199.75
$235.00- $199.75
- Unit price
- / per
GX LTE 4G-A Cellular Modem for GX Devices - North America OnlyThe GX LTE 4G is an accessory for GX devices. It is a cellular modem that supports 2G, 3G, and 4G technologies. It provides mobile internet for the system and a connection to...- $199.75
$235.00- $199.75
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![Attwood Group 24 Battery Tray w/Straps [9092-5]](http://www.dbmarinesupplies.com/cdn/shop/files/104703XL_533x.jpg?v=1720542140)
![Scanstrut TILE USB-A/USB-C Interior Charging Socket - 12/24V - Black Bezel [SC-TILE-10]](http://www.dbmarinesupplies.com/cdn/shop/files/108155XL_533x.jpg?v=1741854536)
![Scanstrut Ultra Magnetic Waterproof Wireless Charger - 15W - 12/24V [SC-CW-14G]](http://www.dbmarinesupplies.com/cdn/shop/files/108472XL_533x.jpg?v=1744916322)