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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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  • Blue Sea 1015 12V DC Plug & Dash Socket (1010 & 1011) [1015]
    Blue Sea Systems

    Blue Sea 1015 12V DC Plug & Dash Socket (1010 & 1011) [1015]

    $29.17
    $40.85
    $29.17
    12V DC Plug & Dash SocketFeatures: Plug has a moisture proof sealing ring around the shaft to keep out spray and make it seat firmly in the outlet Plug features an "ON" indicating LED, moisture proof sealing ring, strain relief, and a built-in 10...
    $29.17
    $40.85
    $29.17
  • Bluewater Terminal Block Tweezer f/Terminal Strip [16000-03-0T]
    Bluewater

    Bluewater Terminal Block Tweezer f/Terminal Strip [16000-03-0T]

    $8.36
    $0.00
    $8.36
    Terminal Block Tweezer for Terminal StripSpecially designed for terminal strip maintenance, the precision Terminal Block Tweezer allows for safe and easy disconnection of terminals within Snap 30A systems. A must-have tool for installers and technicians working with tight or complex assemblies.The tweezer offers enhanced...
    $8.36
    $0.00
    $8.36
  • Victron Nucleo GX [BPP900453100]Victron Nucleo GX [BPP900453100]
    Victron Energy

    Victron Nucleo GX [BPP900453100]

    $329.96
    $388.18
    $329.96
    Nucleo GXThe Nucleo GX is a compact, high-performance GX device that offers Ekrano GX-level speed at a lower cost.Powered by a quad-core processor, it connects up to 25 devices via VE.Direct and USB, plus more via VE.Can, and provides real-time monitoring of battery status,...
    $329.96
    $388.18
    $329.96
  • Pacer Ivory 8 AWG Wire Ferrule - 12mm Length - 10 Pack [TFRL8-12MM-10]
    Pacer

    Pacer Ivory 8 AWG Wire Ferrule - 12mm Length - 10 Pack [TFRL8-12MM-10]

    $4.36
    $4.82
    $4.36
    Ivory 8 AWG Wire Ferrule - 12mm Length - 10 PackWire fraying can quickly become a problem when dealing with IEC (European)-style terminal blocks. As the wire frays, the connection becomes weaker, and the problem will need to be addressed. But all that can...
    $4.36
    $4.82
    $4.36
  • Mastervolt MasterBus Cable - 6M [77040600]Mastervolt MasterBus Cable - 6M [77040600]
    Mastervolt

    Mastervolt MasterBus Cable - 6M [77040600]

    $67.11
    $74.41
    $67.11
    MasterBus Cable - 6MSuitable for data traffic and powering peripheral equipment in harsh environments, 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. A DIY kit is optional. Brochure...
    $67.11
    $74.41
    $67.11
  • Sea-Dog Round USB USB-C Power Socket w/Hidden Voltmeter [426518-1]Sea-Dog Round USB USB-C Power Socket w/Hidden Voltmeter [426518-1]
    Sea-Dog

    Sea-Dog Round USB USB-C Power Socket w/Hidden Voltmeter [426518-1]

    $42.31
    $62.68
    $42.31
    Round USB & USB-C Power Socket with Hidden VoltmeterUSB 3.0 & USB-C Power Socket with Voltmeter charges two devices simultaneously while the LED screen displays voltage status. The total output 6A load is split 3A per side as needed. USB 3.0 features Quick Charging...
    $42.31
    $62.68
    $42.31
  • Egis XD Flex 2 Dual VSR/Relay w/Knob - Tinned Wires [8720-1350]
    Egis Mobile Electric

    Egis XD Flex 2 Dual VSR/Relay w/Knob - Tinned Wires [8720-1350]

    $297.69
    $403.21
    $297.69
    XD Flex 2 Dual VSR/Relay with Knob - Tinned WiresFeatures: 500 Amp Continuous Capability Per Relay / Extremely Compact Footprint Available With or Without Intuitive Front Facing Manual Override Knobs with the ability to Lock Relays ON or OFF for Servicing Flexible Functionality via...
    $297.69
    $403.21
    $297.69
  • Sea-Dog SAE Power Cable Inline Fuse Holder [426925-1]
    Sea-Dog

    Sea-Dog SAE Power Cable Inline Fuse Holder [426925-1]

    $11.66
    $17.44
    $11.66
    SAE Power Cable Inline Fuse HolderThis SAE type polarized electrical connector is a two-prong plug and socket connector set. This connector features an ATO/ATC inline fuse holder (fuse not included).Features: 14-gauge duplex wire ATO/ATC inline fuse holder (fuse not included) Specifications: Length: 12 in....
    $11.66
    $17.44
    $11.66
  • Sea-Dog Dual USB Socket/Voltmeter w/Hidden Display [426517-1]
    Sea-Dog

    Sea-Dog Dual USB Socket/Voltmeter w/Hidden Display [426517-1]

    $35.01
    $58.30
    $35.01
    Dual USB Socket/Voltmeter with Hidden Display This Dual USB Socket allows for two devices to be charged simultaneously while also displaying the batteries output. The total output 4.8A load is split 2.4A per side as needed. Enough power to charge phones, pads, and tablets...
    $35.01
    $58.30
    $35.01
  • Egis Contactor 100A 12V Side Mount [7023]
    Egis Mobile Electric

    Egis Contactor 100A 12V Side Mount [7023]

    $70.03
    $102.01
    $70.03
    Contactor 100A 12V Side MountFeatures: Reduce Installation Costs and Weight by eliminating large cable runs to manual switches through robust remote switching of high-amperage engine & auxiliary loads. Ensure Flawless Operation for the Life of the Installation with a hermetically sealed contactor sealed against...
    $70.03
    $102.01
    $70.03
  • ARCO Marine Prestolite Style Solenoid w/Isolated Base [SW622]ARCO Marine Prestolite Style Solenoid w/Isolated Base [SW622]
    ARCO Marine

    ARCO Marine Prestolite Style Solenoid w/Isolated Base [SW622]

    $49.60
    $62.84
    $49.60
    Prestolite Style Solenoid with Isolated BasePrestolite style solenoid that will fit BRP-OMC. Isolated base, 12 VoltReplaces:MERCURY 47886MERCURY 47886TBRP-OMC 380095BRP-OMC 383622BRP-OMC 389398BRP-OMC 389493BRP-OMC 395419BRP-OMC 582708BRP-OMC 586180*ARCO Assurance 12-month part and labor warranty protectionThis product may not be returned to the original point of purchase. Please...
    $49.60
    $62.84
    $49.60
  • Egis XD Flex 2 Single VSR w/Knob - Tinned Wires [8710-1300]
    Egis Mobile Electric

    Egis XD Flex 2 Single VSR w/Knob - Tinned Wires [8710-1300]

    $201.37
    $268.37
    $201.37
    XD Flex 2 Single VSR with Knob - Tinned WiresFeatures: 500 Amp Continuous Capability Per Relay / Extremely Compact Footprint Available With or Without Intuitive Front Facing Manual Override Knobs with the ability to Lock Relays ON or OFF for Servicing Flexible Functionality via...
    $201.37
    $268.37
    $201.37
  • Egis MT Series 12-Position Sealed Fuse Block w/Ground Busbar [3412]
    Egis Mobile Electric

    Egis MT Series 12-Position Sealed Fuse Block w/Ground Busbar [3412]

    $132.79
    $175.56
    $132.79
    MT Series 12-Position Sealed Fuse Block with Ground BusbarFeatures: Integrated Deutsch/Amphenol Output Connectors 250A Total Output Current Integral 250A Ground Return Bus Sealed to IP66 & IP6K9K Supports ATM/MINI Fuses and Type 1 or Type 3 Circuit Breakers 5 Year Warranty *Fuses and Circuit...
    $132.79
    $175.56
    $132.79
  • Egis XD Flex 1 Single Relay/ACR w/Knob - 6-Pin DTM Connector [8810-1100]
    Egis Mobile Electric

    Egis XD Flex 1 Single Relay/ACR w/Knob - 6-Pin DTM Connector [8810-1100]

    $208.67
    $277.13
    $208.67
    XD Flex 1 Single Relay/ACR with Knob - 6-Pin DTM ConnectorFeatures: 500 Amp Continuous Capability Per Relay / Extremely Compact Footprint Available with or Without Intuitive Front Facing Manual Override Knob with the ability to Lock Relays ON or OFF for Servicing Flexible Functionality...
    $208.67
    $277.13
    $208.67
  • Egis Relay 12V, 75A w/Dual Diode [901643]Egis Relay 12V, 75A w/Dual Diode [901643]
    Egis Mobile Electric

    Egis Relay 12V, 75A w/Dual Diode [901643]

    $30.63
    $44.66
    $30.63
    Relay 12V, 75A with Dual DiodeThis 12V, 75-amp dual-diode relay is great for automotive applications. Bi-furcated contacts ensure long-term reliability and increased operating efficiency. The dual-diode design prevents flyback voltage to control circuits, which provides optimal circuit protection.Applications: Bi-furcated contact reduces contact bounce and...
    $30.63
    $44.66
    $30.63
  • Attwood Heavy Duty Group 24 Battery Tray [9096-5]Attwood Heavy Duty Group 24 Battery Tray [9096-5]
    Attwood Marine

    Attwood Heavy Duty Group 24 Battery Tray [9096-5]

    $18.96
    $23.19
    $18.96
    Heavy Duty Group 24 Battery TrayThis heavy-duty battery tray is made of non-corrosive black plastic. The tray includes an adjustable-height crossbar and stainless steel retaining bolts.Features: Meets ABYC Standard E-10 and U.S. Coast Guard requirements Install with #10 fasteners Specifications: Inside Dimensions: 10-7/16" L...
    $18.96
    $23.19
    $18.96
  • Egis Automatic Timer Disconnect 160A - 12V [7615]
    Egis Mobile Electric

    Egis Automatic Timer Disconnect 160A - 12V [7615]

    $161.97
    $239.33
    $161.97
    Automatic Timer Disconnect 160A - 12VPrevents auxiliary loads from draining batteries, maximizing operational readiness by eliminating dead batteries, and reducing the total lifetime cost of vehicle use.Ensures power after engine off or at the end of shift (video downloads) is available while automatically turning...
    $161.97
    $239.33
    $161.97
  • Egis XD Flex 2 Single - Relay w/Knob - Tinned Wires [8710-1500]
    Egis Mobile Electric

    Egis XD Flex 2 Single - Relay w/Knob - Tinned Wires [8710-1500]

    $164.89
    $219.78
    $164.89
    XD Flex 2 Single - Relay with Knob - Tinned WiresFeatures: LED Status Display - Easy to see front-facing LED indicator provides visual device status, remote LED replicates local on-device LED 3-Position Manual Override - Force each relay Open or Closed, and optionally leave...
    $164.89
    $219.78
    $164.89
  • Egis A Series White Toggle Panel Mount Circuit Breaker - Dual Pole 30A [3202-30]
    Egis Mobile Electric

    Egis A Series White Toggle Panel Mount Circuit Breaker - Dual Pole 30A [3202-30]

    $40.85
    $54.58
    $40.85
    A Series White Toggle Panel Mount Circuit Breaker - Dual Pole 30AFeatures: Easily Mounts In Standard Panels, accepting A-Series and C-Series magnetic-hydraulic circuit breakers. Includes mounting screws. AC & DC Rated to cover a wide range of system application needs. Toggle-Style Actuator for easy...
    $40.85
    $54.58
    $40.85
  • Egis A Series Black Toggle Panel Mount Circuit Breaker - Single Pole 40A [3211-40]
    Egis Mobile Electric

    Egis A Series Black Toggle Panel Mount Circuit Breaker - Single Pole 40A [3211-40]

    $21.88
    $28.46
    $21.88
    A Series Black Toggle Panel Mount Circuit Breaker - Single Pole 40AFeatures: Easily Mounts In Standard Panels, accepting A-Series and C-Series magnetic-hydraulic circuit breakers. Includes mounting screws. AC & DC Rated to cover a wide range of system application needs. Toggle-Style Actuator for easy...
    $21.88
    $28.46
    $21.88