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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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  • Egis XD Series Triple Flex 2 Relay-ACR-Relay w/Knobs 3X DTM Connector [8830-1535]
    Egis Mobile Electric

    Egis XD Series Triple Flex 2 Relay-ACR-Relay w/Knobs 3X DTM Connector [8830-1535]

    $401.38
    $558.72
    $401.38
    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...
    $401.38
    $558.72
    $401.38
  • Marinco Sealink Dual USB-A/C Combo Charger [12VDUSBAC]Marinco Sealink Dual USB-A/C Combo Charger [12VDUSBAC]
    Marinco

    Marinco Sealink Dual USB-A/C Combo Charger [12VDUSBAC]

    $36.60
    $56.32
    $36.60
    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...
    $36.60
    $56.32
    $36.60
  • Egis Dual XD Flex 2 - Relay - ACR w/Knobs [8820-1530]
    Egis Mobile Electric

    Egis Dual XD Flex 2 - Relay - ACR w/Knobs [8820-1530]

    $285.89
    $397.60
    $285.89
    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...
    $285.89
    $397.60
    $285.89
  • Mastervolt MasterBus Terminator [77040000]
    Mastervolt

    Mastervolt MasterBus Terminator [77040000]

    $14.07
    $15.48
    $14.07
    MasterBus TerminatorTerminators ensure interference-free operation of the MasterBus network, prevent reflection of data signals, and ensure high communication speeds.
    $14.07
    $15.48
    $14.07
  • Mastervolt MasterBus Cable - 1M [77040100]
    Mastervolt

    Mastervolt MasterBus Cable - 1M [77040100]

    $53.51
    $59.14
    $53.51
    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...
    $53.51
    $59.14
    $53.51
  • Egis Circuit Breaker Cover, Short Stop - Black [4731]Egis Circuit Breaker Cover, Short Stop - Black [4731]
    Egis Mobile Electric

    Egis Circuit Breaker Cover, Short Stop - Black [4731]

    $4.21
    $4.23
    $4.21
    Circuit Breaker Cover, Short Stop - BlackFeatures: Compatible with Egis Mobile Electric's Shorts Stop Circuit Breakers Protects terminal studs from inadvertent contact shorts to ground or other positive terminals. Specifications: Type: Electric Box Dimensions: 2"H x 4"W x 4"L WT: 0.08 lbs UPC: 850053879944...
    $4.21
    $4.23
    $4.21
  • Egis XD Flex 2 Dual VSR/Relay w/Knob - 6-Pin DT Connector [8820-6350]
    Egis Mobile Electric

    Egis XD Flex 2 Dual VSR/Relay w/Knob - 6-Pin DT Connector [8820-6350]

    $281.67
    $391.40
    $281.67
    XD Flex 2 Dual VSR/Relay with Knob - 6-Pin DT ConnectorHigh-performance Dual XD Series Flex 2 Relay/ACR (Automatic Charging Relay/Voltage Sensing Relay) with front manual override knobs and a 6-pin Deutsch (DTM) connector. It combines two high-amp relays into a single, compact module. Specifications:...
    $281.67
    $391.40
    $281.67
  • Egis TH3 Relay 160A - 12V [7421]
    Egis Mobile Electric

    Egis TH3 Relay 160A - 12V [7421]

    $73.22
    $106.76
    $73.22
    TH3 Relay 160A - 12VFeatures: Replaces Manual Battery Switches: Reduces battery cable run lengths and resulting voltage drop Connect to the Ignition Signal for simple battery charge management between two batteries or for simple auxiliary load disconnection. Connect to TH Series Automatic Charging Relays...
    $73.22
    $106.76
    $73.22
  • Egis Contactor 250A, 12/24V [7021]
    Egis Mobile Electric

    Egis Contactor 250A, 12/24V [7021]

    $135.19
    $199.15
    $135.19
    Contactor 250A, 12/24VThis 250A Egis contactor is perfect for reducing installation costs and weight by eliminating large cable runs to manual switches through robust remote switching of high-ampere engines and auxiliary loads.Applications: Ensure flawless operation for the life of the installation with a hermetically...
    $135.19
    $199.15
    $135.19
  • Egis Relay 12V 150A w/Resistor [901087]
    Egis Mobile Electric

    Egis Relay 12V 150A w/Resistor [901087]

    $56.32
    $83.24
    $56.32
    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...
    $56.32
    $83.24
    $56.32
  • 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]

    $280.26
    $389.14
    $280.26
    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...
    $280.26
    $389.14
    $280.26
  • Pacer DTP Deutsch Socket f/14-12 AWG Wire - Size 12 Contact (25 Pack) [T12DTP-S-25]
    Pacer

    Pacer DTP Deutsch Socket f/14-12 AWG Wire - Size 12 Contact (25 Pack) [T12DTP-S-25]

    $22.52
    $29.39
    $22.52
    DTP Deutsch Socket for 14-12 AWG Wire - Size 12 Contact (25 Pack)Deutsch machined contacts are for use with almost the entire line of Deutsch connectors and are ideal for marine conditions. They are known for their reliability and durability which are just a...
    $22.52
    $29.39
    $22.52
  • Pacer Green 6 AWG Wire Ferrule - 12mm Length - 10 Pack [TFRL6-12MM-10]
    Pacer

    Pacer Green 6 AWG Wire Ferrule - 12mm Length - 10 Pack [TFRL6-12MM-10]

    $4.21
    $5.17
    $4.21
    Green 6 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...
    $4.21
    $5.17
    $4.21
  • 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]

    $28.15
    $43.10
    $28.15
    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...
    $28.15
    $43.10
    $28.15
  • 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]

    $4.21
    $4.65
    $4.21
    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...
    $4.21
    $4.65
    $4.21
  • Pacer Blue 14 AWG Wire Ferrule - 8mm Length - 25 Pack [TFRL14-8MM-25]
    Pacer

    Pacer Blue 14 AWG Wire Ferrule - 8mm Length - 25 Pack [TFRL14-8MM-25]

    $5.62
    $6.59
    $5.62
    Blue 14 AWG Wire Ferrule - 8mm Length - 25 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...
    $5.62
    $6.59
    $5.62
  • Pacer Grey 12 AWG Wire Ferrule - 10mm Length - 25 Pack [TFRL12-10MM-25]
    Pacer

    Pacer Grey 12 AWG Wire Ferrule - 10mm Length - 25 Pack [TFRL12-10MM-25]

    $5.62
    $8.92
    $5.62
    Grey 12 AWG Wire Ferrule - 10mm Length - 25 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...
    $5.62
    $8.92
    $5.62
  • Egis XD Series Triple Flex 2 Relay/VSR/Relay w/Knobs - 12 P DT [8830-2535]
    Egis Mobile Electric

    Egis XD Series Triple Flex 2 Relay/VSR/Relay w/Knobs - 12 P DT [8830-2535]

    $401.38
    $558.72
    $401.38
    XD Series Triple Flex 2 Relay/VSR/Relay with Knobs - 12 P DTApplications/Problems This Solves 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...
    $401.38
    $558.72
    $401.38
  • 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]

    $39.42
    $52.67
    $39.42
    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...
    $39.42
    $52.67
    $39.42
  • 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]

    $21.11
    $27.46
    $21.11
    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...
    $21.11
    $27.46
    $21.11