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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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  • Victron Pre-Charge Cable [ASS070400100]Victron Pre-Charge Cable [ASS070400100]
    Victron Energy

    Victron Pre-Charge Cable [ASS070400100]

    $51.67
    $60.79
    $51.67
    Pre-Charge CableThe Pre-charge Cable allows internal capacitors of an inverter, inverter/charger, or MPPT to be pre-charged via the DC terminals before connecting the battery. This method ensures that connecting the battery will not result in arcing at the connection point.Please contact your dealer for...
    $51.67
    $60.79
    $51.67
  • Victron Interface MK3-USB-C - VE.Bus to USB-C Adapter [ASS030140030]
    Victron Energy

    Victron Interface MK3-USB-C - VE.Bus to USB-C Adapter [ASS030140030]

    $94.73
    $111.44
    $94.73
    Interface MK3-USB-C - VE.Bus to USB-C AdapterThe MK3-USB-C allows the following products to connect to a computer for configuration and firmware updates: Multi MultiGrid MultiPlus MultiPlus-II Quattro VE.Bus BMS V2 Inverter/Charger settings in ECOmulti EasySolar EasyPlus Inverters with a VE.Bus communication port Please contact...
    $94.73
    $111.44
    $94.73
  • Victron VE.Direct Cable - 3M [ASS030530230]
    Victron Energy

    Victron VE.Direct Cable - 3M [ASS030530230]

    $28.29
    $33.29
    $28.29
    VE.Direct Cable - 3M The 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 3 meters in length and has two straight ends...
    $28.29
    $33.29
    $28.29
  • Forespar Marelube TEF45 6cc Syringe [770065]
    Forespar Performance Products

    Forespar Marelube TEF45 6cc Syringe [770065]

    $17.35
    $24.53
    $17.35
    Marelube TEF45 6cc SyringeA highly water-resistant synthetic lubricant grease containing 45% PTFE, the highest PTFE available. Perfect for heavy loads and bi-metal anti-corrosion applications. Also works well at protecting against rust corrosion and anti-seize applications.
    $17.35
    $24.53
    $17.35
  • Mastervolt CZone Drop Cable - 2M [77060200]
    Mastervolt

    Mastervolt CZone Drop Cable - 2M [77060200]

    $30.38
    $36.17
    $30.38
    CZone Drop Cable - 2MAdapter cable for connecting Mastervolt devices with CZone support to the CZone or NMEA 2000 network. WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm....
    $30.38
    $36.17
    $30.38
  • ARCO Marine Evinrude Outboard Relay - E-TEC [R767]ARCO Marine Evinrude Outboard Relay - E-TEC [R767]
    ARCO Marine

    ARCO Marine Evinrude Outboard Relay - E-TEC [R767]

    $191.03
    $238.82
    $191.03
    Evinrude Outboard Relay - E-TECEvinrude outboard relay that will fit Evinrude E-TEC. O/B Tilt /Trim Relay.Replaces:2011-2012 - E-TEC 25, 30, 40, 50, 60, 75, 90, 115, 130, 150, 175, 200, 225, 250, 3002008-2010 - E-TEC 30, 40, 50, 60, 75, 90, 115, 130, 150,...
    $191.03
    $238.82
    $191.03
  • Newmar APS-160 Automatic Power Selector - 160A [APS-160]
    Newmar Power

    Newmar APS-160 Automatic Power Selector - 160A [APS-160]

    $635.35
    $784.44
    $635.35
    APS-160 Automatic Power Selector - 160AThe Automatic Power Selector (APS) is a solid-state device that enables the installation of a seamless, redundant power system for critical electronic loads. It selects the higher voltage of two independent DC power sources and routes power to the...
    $635.35
    $784.44
    $635.35
  • ProMariner ProNautic P Helm Remote Control [63100]
    ProMariner

    ProMariner ProNautic P Helm Remote Control [63100]

    $121.56
    $202.61
    $121.56
    ProNautic P Helm Remote Control & Digital DisplayPart #: 63100Features: Designed for use with ProNauticP Series Battery Chargers Cable Length: 10 meters (33 feet) Designed for indoor use only WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to...
    $121.56
    $202.61
    $121.56
  • ProMariner Universal DC Cable Extender - 5 [51805]
    ProMariner

    ProMariner Universal DC Cable Extender - 5 [51805]

    $34.72
    $56.43
    $34.72
    Universal DC Cable Extender - 5'Universal design for all marine chargers with ring terminal cables. No cutting, stripping or splicing required.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...
    $34.72
    $56.43
    $34.72
  • Scanstrut ROKK 10W Waterproof Wireless Charger - Surface Mount [SC-CW-02F]
    Scanstrut

    Scanstrut ROKK 10W Waterproof Wireless Charger - Surface Mount [SC-CW-02F]

    $108.53
    $159.06
    $108.53
    ROKK 10W Waterproof Wireless Charger - Surface MountThe IPX6 waterproof 12/24V Qi certified waterproof wireless charging range enables wireless charging for the outdoor environment without needing phone charging cables.  Designed from the ground up, this is the world’s first waterproof wireless charge system created...
    $108.53
    $159.06
    $108.53
  • Egis Contactor 500A 12/24V w/Aux Contacts [7022]
    Egis Mobile Electric

    Egis Contactor 500A 12/24V w/Aux Contacts [7022]

    $136.03
    $201.61
    $136.03
    Contactor 500A 12/24V with Aux ContactsFeatures: Sealed Enclosure - Hermetically sealed against dust and moisture penetration. High-temperature rated for all installation locations. 18-8 stainless Self-Locking Hardware - Resists corrosion and ensures long-term connection reliability with premium hardware. Easy Mounting - Reinforced mounting holes provide...
    $136.03
    $201.61
    $136.03
  • Victron VE. Direct - 0.9M Cable (1 Side Right Angle Connector) [ASS030531209]
    Victron Energy

    Victron VE. Direct - 0.9M Cable (1 Side Right Angle Connector) [ASS030531209]

    $25.83
    $30.39
    $25.83
    VE. Direct - 0.9M Cable (1 Side Right Angle Connector)Features: Cable Length: 0.9M 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....
    $25.83
    $30.39
    $25.83
  • Blue Sea Stud Mount Insulating Booths - 2-Pack - Red [4000]
    Blue Sea Systems

    Blue Sea Stud Mount Insulating Booths - 2-Pack - Red [4000]

    $7.22
    $8.67
    $7.22
    Stud Mount Insulating Booths - 2-Pack - RedQuickly and easily insulate conductive posts and studs.Features: Press-fit design works with all 5/16" (M8) and 3/8" (M10) posts and studs Ideal for ML-Series Remote Battery Switches, Solenoids & Automatic Charging Relays, battery terminals, power posts, bus...
    $7.22
    $8.67
    $7.22
  • Blue Sea 1046 48V Dual USB Charger Socket Mount [1046]
    Blue Sea Systems

    Blue Sea 1046 48V Dual USB Charger Socket Mount [1046]

    $78.14
    $114.32
    $78.14
    1046 48V Dual USB Charger Socket MountIntelligent device recognition maximizes charge rate for phones, tablets, or other mobile devices.Features: Ideal for golf carts and other 48V systems Spring-hinged lid keeps debris and moisture out Charges at the speed required by specific devices Internal filtering...
    $78.14
    $114.32
    $78.14
  • Newmar PC-10 Power Conditioner Noise Filter [PC-10]
    Newmar Power

    Newmar PC-10 Power Conditioner Noise Filter [PC-10]

    $144.72
    $170.78
    $144.72
    PC-10 Power Conditioner Noise FilterThe interference or electronic “noise” generated by alternators, ignition systems, motors, etc. can render a vehicle or vessel’s radio or other electronic equipment virtually useless. This interference takes the form of popping or static on radios or audio gear and...
    $144.72
    $170.78
    $144.72
  • Sea-Dog Round Rainbow Voltmeter w/USB USB-C Power Socket [426519-1]Sea-Dog Round Rainbow Voltmeter w/USB USB-C Power Socket [426519-1]
    Sea-Dog

    Sea-Dog Round Rainbow Voltmeter w/USB USB-C Power Socket [426519-1]

    $50.64
    $75.19
    $50.64
    Round Rainbow Voltmeter with USB & USB-C Power SocketRainbow Volt Meter with USB 3.0 & USB-C Power Socket charges two devices simultaneously while the rainbow dial displays voltage status. The total output 6A load is split 3A per side as needed. USB 3.0 features...
    $50.64
    $75.19
    $50.64
  • Sea-Dog 144" SAE Power Cable Polarized Electrical Connector [426912-1]
    Sea-Dog

    Sea-Dog 144" SAE Power Cable Polarized Electrical Connector [426912-1]

    $20.25
    $27.43
    $20.25
    144" SAE Power Cable Polarized Electrical ConnectorThis SAE-type polarized electrical connector is a two-prong plug and socket connector set. Features:14-gauge duplex wireSpecifications: Length: 144 in. Volts: 12-24 Max Amps: 20A @ 12V Wire Gauge: 14 AWM Weight: 0.44 lb. Specifications: Type: Cables Box Dimensions: 2"H...
    $20.25
    $27.43
    $20.25
  • Sea-Dog Round Voltage Meter 5V-15VDC w/Rainbow Dial [421616-1]
    Sea-Dog

    Sea-Dog Round Voltage Meter 5V-15VDC w/Rainbow Dial [421616-1]

    $37.62
    $57.82
    $37.62
    Round Voltage Meter 5V-15VDC with Rainbow DialThis digital dual-round volt meter displays voltage for the main and auxiliary batteries simultaneously. With the same compact size as a standard 12V receptacle socket, this volt meter supports many installation options. Features: Constructed of injection-molded nylon Red LED...
    $37.62
    $57.82
    $37.62
  • Sea-Dog USB USB-C Rocker Switch Style Power Socket [426521-1]Sea-Dog USB USB-C Rocker Switch Style Power Socket [426521-1]
    Sea-Dog

    Sea-Dog USB USB-C Rocker Switch Style Power Socket [426521-1]

    $36.17
    $52.03
    $36.17
    USB & USB-C Rocker Switch Style Power SocketThis USB & USB-C Rocker Switch Style Power Socket charges two devices simultaneously. Fits into any 13/16” x 1-7/16” rocker switch hole. The total output 4.8A load is split 2.4A per side as needed. USB-C features Power...
    $36.17
    $52.03
    $36.17
  • Sea-Dog 72" SAE Power Cable Polarized Electrical Connector [426906-1]
    Sea-Dog

    Sea-Dog 72" SAE Power Cable Polarized Electrical Connector [426906-1]

    $13.01
    $18.74
    $13.01
    72" SAE Power Cable Polarized Electrical ConnectorThis SAE-type polarized electrical connector is a two-prong plug and socket connector set. Features:14-gauge duplex wireSpecifications: Length: 72 in. Volts: 12-24 Max Amps: 20A @ 12V Wire Gauge: 14 AWM Weight: 0.26 lb. Specifications: Type: Cables Box Dimensions: 2"H...
    $13.01
    $18.74
    $13.01