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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Sort by:
- Featured
- Most relevant
- Best selling
- Alphabetically, A-Z
- Alphabetically, Z-A
- Price, low to high
- Price, high to low
- Date, old to new
- Date, new to old
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Vendor:Egis Mobile Electric
Egis XD Series Triple Flex 2 Relay-ACR-Relay w/Knobs 3X DTM Connector [8830-1535]
- $284.99
$396.70- $284.99
- Unit price
- / per
XD Series Triple Flex 2 Relay-ACR-Relay with Knobs & 3X DTM ConnectorThe Egis relay replaces three individual high-amp relays with one compact module, reducing space significantly, eliminating the cost of external link cable connections, eliminating the risk of link cable connections vibrating loose, and...- $284.99
$396.70- $284.99
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Vendor:Marinco
Marinco Sealink Dual USB-A/C Combo Charger [12VDUSBAC]
- $25.99
$39.99- $25.99
- Unit price
- / per
Sealink® Dual USB-A/C Combo ChargerThe Marinco Sealink USB-A/C Combo offers total charging flexibility. Compatible with 12V and 24V systems, and delivering up to 45W of total output, the charger charges electronics including cell phones, tablets, headphones & other devices. Mounting in a standard 1...- $25.99
$39.99- $25.99
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Vendor:BEP Marine
BEP Replacement Key f/701 Battery Switches [701-KEY]
- $9.99
$12.53- $9.99
- Unit price
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Replacement Key for 701This replacement knob replaces the existing knob for the 701 switch.WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information...- $9.99
$12.53- $9.99
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Vendor:Egis Mobile Electric
Egis Dual XD Flex 2 - Relay - ACR w/Knobs [8820-1530]
- $202.99
$282.30- $202.99
- Unit price
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Dual XD Flex 2 - Relay - ACR with KnobsFeatures: Bullet-proof Construction: Sealed to IP67/IP6K9K, high-temperature electronics and materials allow mounting anywhere. Stainless steel cable lug studs. Large mounting holes accept 1/4-20 / M6 attachment hardware. Intuitive Manual Control option simplifies operation and awareness...- $202.99
$282.30- $202.99
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Vendor:Mastervolt
Mastervolt MasterBus Terminator [77040000]
- $9.99
$10.99- $9.99
- Unit price
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MasterBus TerminatorTerminators ensure interference-free operation of the MasterBus network, prevent reflection of data signals, and ensure high communication speeds.- $9.99
$10.99- $9.99
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Vendor:ProMariner
ProMariner ProNautic 1260P Remote Temperature Sensor Probe [63106]
- $11.99
$16.99- $11.99
- Unit price
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ProNautic 1260P Remote Temperature Sensor Probe Replacement for the ProNauticP temperature probe that comes standard with the ProNauticP. Once the temperature sensor is connected to the charger, it will adjust its charge based on the batteries temperature.Features:Plug and play functionality Technical Specifications: Connection (Battery End) -...- $11.99
$16.99- $11.99
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Vendor:Mastervolt
Mastervolt MasterBus Cable - 1M [77040100]
- $37.99
$41.99- $37.99
- Unit price
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MasterBus Cable - 1M 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...- $37.99
$41.99- $37.99
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Vendor:Bluewater
Bluewater 12V Electrical In-Line Choke [1400-000-001]
- $15.00
$0.00- $15.00
- Unit price
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12V Electrical In-Line ChokeReduces electrical noise and suppresses surges that can trigger overcurrent or inrush faults. Where to Install: Install in-line between the switch and device (e.g., pump or motor), as close to the pump as possible, and above the waterline. Necessary on all Washdown Pumps.How...- $15.00
$0.00- $15.00
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Vendor:Bluewater
Bluewater Dual USB/USB-C 12V Combo Receptacle w/Plate [3000-4011]
- $28.50
$0.00- $28.50
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Dual USB/USB-C 12V Combo Receptacle with PlateThis USB/USB-C & 12V Combo unit combines a 12V socket with both USB-A and USB-C ports, offering maximum flexibility for marine and mobile charging. It supports a wide variety of devices and accessories, making it the perfect upgrade...- $28.50
$0.00- $28.50
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Forespar Lanocote Rust Corrosion Solution - 16 oz. [770003]
- $25.99
$37.95- $25.99
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Lanocote Rust & Corrosion Solution - 16 oz. LanoCote works on these five basic principles: displaces water, absorbs corrosion, forms moisture barrier, penetrates and high lubricity. LanoCote is extremely effective in preventing and stopping corrosion on all types of metals under all environmental conditions....- $25.99
$37.95- $25.99
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Vendor:Victron Energy
Victron Mains Cord NEMA 5-15P 120VAC f/Smart IP43 SKYLLA-S Phoenix - 2M Power Cord [ADA010100400]
- $10.20
$12.00- $10.20
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Mains Cord NEMA 5-15P 120VAC for Smart IP43 SKYLLA-S Phoenix - 2M Power CordThis plug is for 120V systems. One end plugs into the Phoenix Smart IP43 charger. The cord is 2M long and the male plug end is a NEMA 5-15P plug.Please contact...- $10.20
$12.00- $10.20
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Vendor:Blue Sea Systems
Blue Sea 1045 12/24V Dual USB Charger - 1-1/8" Socket Mount [1045]
- $45.99
$65.99- $45.99
- Unit price
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12/24V Dual USB Charger - 1-1/8" Socket MountIntelligent device recognition allows rapid charging of phones, tablets, or other mobile devices Charges at the speed required by specific devices Internal filtering for reduced electronic interference Over temperature protection Protective dust cap keeps debris and moisture...- $45.99
$65.99- $45.99
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Vendor:Attwood Marine
Attwood Outlet Surface Mount - 12V [11862-6]
- $8.99
$11.65- $8.99
- Unit price
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Marine 12-Volt Power Outlet Marine quality 12-volt outlet Designed to for replacing or adding outlets in your boat RV or camper Surface mount WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects...- $8.99
$11.65- $8.99
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Vendor:Egis Mobile Electric
Egis Relay 12V 150A w/Resistor [901087]
- $41.99
$59.10- $41.99
- Unit price
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Relay 12V 150A with ResistorThis is an 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.Features:Delphi Metripak connector built-in to the enclosure (sealed enclosure)Specifications: Continuous Current @85C (Amps): 180 Intermittent Current @85C (Amps): 240...- $41.99
$59.10- $41.99
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Vendor:Egis Mobile Electric
Egis Relay 12V, 75A [901488]
- $20.99
$30.60- $20.99
- Unit price
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Relay 12V, 75AThis 12V, 75-amp relay is great for automotive applications. Bi-furcated contacts ensure long-term reliability and increased operating efficiency.Applications: Bi-furcated contact reduces contact bounce and increases long-term reliability. This enables the relay to conduct electrical switching more efficiently, reducing unnecessary heat buildup and...- $20.99
$30.60- $20.99
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Vendor:Guest
Guest AC Universal Plug Holder - Black [150PHB]
- $11.99
$17.99- $11.99
- Unit price
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AC Universal Plug Holder - BlackFeatures: Black AC Universal Plug Holder is designed for all standard 120V AC plugs Plug clamp insert included—converts plug holder to an AC inlet for battery chargers No cutting, stripping, or rewiring of AC power cord Watertight and UV...- $11.99
$17.99- $11.99
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Vendor:Marinco
Marinco SeaLink Deluxe Dual USB Charger Receptacle [12VDUSB]
- $15.99
$25.02- $15.99
- Unit price
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SeaLink® Deluxe Dual USB Charger Receptacle 12 to 24VDC input 5v, 2.1 amp total output LED power indicator light for USB Water resistant cover protects against dust and water Insulated terminals included WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which...- $15.99
$25.02- $15.99
- Unit price
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Vendor:Blue Sea Systems
Blue Sea Dual USB Charger - 24V Contura Mount [1039]
- $45.99
$65.99- $45.99
- Unit price
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Dual USB Charger - 24V Contura MountProtective dust cap with tether keeps dust and spray from shortening the life of the charger. Made with corrosion resistant materials which ensure a solid contact and low voltage drop.Features: Compatible with popular mobile devices including Apple products...- $45.99
$65.99- $45.99
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Vendor:Bluewater
Bluewater 2 Position Bus/Base Cover Only [312311-B-021]
- $3.67
$0.00- $3.67
- Unit price
- / per
2 Position Bus/Base Cover OnlyBluewater Bus/Base Cover for Dual Stud Busbar 3/8". Specifications: Type: Covers Box Dimensions: 2"H x 2"W x 7"L WT: 0.1 lbs UPC: 810196330559- $3.67
$0.00- $3.67
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Vendor:Victron Energy
Victron Ve.Direct Cable - 0.9M [ASS030530209]
- $17.85
$21.00- $17.85
- Unit price
- / per
Ve.Direct Cable - 0.9MVictron Energy VE Direct to USB interface cable. For use with BMV700 and BMV702 Energy meters, most MPPT solar charge controllers, and the Color Control GX. Available in a variety of lengths, this cable connects the Color GX to its energy...- $17.85
$21.00- $17.85
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![Marinco Sealink Dual USB-A/C Combo Charger [12VDUSBAC]](http://www.dbmarinesupplies.com/cdn/shop/files/103707XL_533x.jpg?v=1714591180)
![Egis Relay 12V, 75A [901488]](http://www.dbmarinesupplies.com/cdn/shop/files/103446XL_533x.jpg?v=1712697347)
![Blue Sea Dual USB Charger - 24V Contura Mount [1039]](http://www.dbmarinesupplies.com/cdn/shop/files/54608XL_533x.jpg?v=1682679638)