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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 1698 Marine-Grade Dual GFCI Receptacle [1698]
    Blue Sea Systems

    Blue Sea 1698 Marine-Grade Dual GFCI Receptacle [1698]

    £36.01
    £52.11
    £36.01
    1698 Marine-Grade Dual GFCI ReceptacleFeatures: Delivers continuous ground fault protection Automatically self-tests to ensure it can respond to feedback The status indicator light provides simple, intuitive feedback Designed with stainless steel hardware Designed with UV-stabilized plastics Specifications: Amperage; 20A Color: White Trip Level: Class...
    £36.01
    £52.11
    £36.01
  • BEP 85A Remote Switching Continuous Duty Solenoid [1002204]
    BEP Marine

    BEP 85A Remote Switching Continuous Duty Solenoid [1002204]

    £39.08
    £60.77
    £39.08
    85A Remote Switching Continuous Duty SolenoidCan be used with Electro-Scan MSDs and other high-amp circuits with remote operation.Features: Continuous duty, 85A at 12V DC Intermittent rating 750A make/100A break, 10 seconds On, 30 minutes Off Insulated ground Steel housing, brass hardware UL listed and...
    £39.08
    £60.77
    £39.08
  • ARCO Marine Original Equipment Quality Replacement Solenoid f/Mercruiser, Mercury Yamaha 4 Stroke - 12V Isolated Base [SW099]ARCO Marine Original Equipment Quality Replacement Solenoid f/Mercruiser, Mercury Yamaha 4 Stroke - 12V Isolated Base [SW099]
    ARCO Marine

    ARCO Marine Original Equipment Quality Replacement Solenoid f/Mercruiser, Mercury Yamaha 4 Stroke - 12V Isolated Base [SW099]

    £27.58
    £36.54
    £27.58
    Original Equipment Quality Replacement Solenoid for Mercruiser, Mercury & Yamaha 4 Stroke - 12V Isolated BaseReplacement solenoid that will fit Mercruiser, Mercury & Yamaha 4 Stroke, Isolated base, 12 Volt.Replaces: MERCURY 89-818999A1 MERCURY 89-818999A2 MERCURY 89-850188A1 MERCURY 89-850188T1 YAMAHA 65W-81941-00 SIERRA 18-5820 *ARCO Assurance...
    £27.58
    £36.54
    £27.58
  • Star brite Liquid Electrical Tape - Clear - 4 oz [84108]
    Star brite

    Star brite Liquid Electrical Tape - Clear - 4 oz [84108]

    £9.19
    £10.72
    £9.19
    Liquid Electrical Tape  - Clear - 4 oz Creates an airtight, waterproof, and UV-resistant seal on electrical connections and wires. Designed for bilge pumps, outdoor wiring, marine applications, and small electronics repairs. The flexible coating withstands temperatures from -50°F to +275°F and provides superior dielectric protection.Directions:Wires or...
    £9.19
    £10.72
    £9.19
  • Egis Dual XD - NMEA 2000 - Relay/Relay w/Knobs - 8 Position DT [9821-8550]
    Egis Mobile Electric

    Egis Dual XD - NMEA 2000 - Relay/Relay w/Knobs - 8 Position DT [9821-8550]

    £171.67
    £238.59
    £171.67
    Dual XD - NMEA 2000 - Relay/Relay with Knobs - 8 Position DTFeatures: 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. 500A continuous / 1600A cranking...
    £171.67
    £238.59
    £171.67
  • Egis Dual XD - NMEA 2000 - ACR/ACR w/Knobs - 8 Position DT [9821-8330]
    Egis Mobile Electric

    Egis Dual XD - NMEA 2000 - ACR/ACR w/Knobs - 8 Position DT [9821-8330]

    £171.67
    £238.59
    £171.67
    Dual XD - NMEA 2000 - ACR/ACR with Knobs - 8 Position DTFeatures: 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. 500A continuous / 1600A cranking...
    £171.67
    £238.59
    £171.67
  • Egis XD Series Triple Flex 2 Relay-ACR-Relay w/Knobs Tinned Wires [8730-1535]
    Egis Mobile Electric

    Egis XD Series Triple Flex 2 Relay-ACR-Relay w/Knobs Tinned Wires [8730-1535]

    £215.36
    £299.37
    £215.36
    XD Series Triple Flex 2 Relay-ACR-Relay with Knobs & Tinned WiresThe 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 providing...
    £215.36
    £299.37
    £215.36
  • Newmar APS-70 Automatic Power Selector - 70A [APS-70]
    Newmar Power

    Newmar APS-70 Automatic Power Selector - 70A [APS-70]

    £128.75
    £151.75
    £128.75
    APS-70 Automatic Power Selector - 70AThe 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...
    £128.75
    £151.75
    £128.75
  • Scotty 2121 Marine Grade Plug Socket - 12V [2121]
    Scotty

    Scotty 2121 Marine Grade Plug Socket - 12V [2121]

    £36.78
    £50.96
    £36.78
    2121 Marine Grade Plug & Socket - 12VFor all Scotty High Performance Downriggers, Depthpower Downriggers, and Line Pullers.Features: IP67-rated 12V 30A marine-grade electric plug and socket Comes with flush mount and 90° mounting brackets with a watertight socket cap Rated for use with 10...
    £36.78
    £50.96
    £36.78
  • Egis Single XD - NMEA 2000 - Relay w/Knobs - 4 Position DT [9811-4500]
    Egis Mobile Electric

    Egis Single XD - NMEA 2000 - Relay w/Knobs - 4 Position DT [9811-4500]

    £102.69
    £136.50
    £102.69
    Single XD - NMEA 2000 - Relay with Knobs - 4 Position DTFeatures: 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. 500A continuous / 1600A cranking...
    £102.69
    £136.50
    £102.69
  • Egis XD Series Single 500 Amp Heavy Duty Battery Switch/Mechanical Contactor [8710-1900]Egis XD Series Single 500 Amp Heavy Duty Battery Switch/Mechanical Contactor [8710-1900]
    Egis Mobile Electric

    Egis XD Series Single 500 Amp Heavy Duty Battery Switch/Mechanical Contactor [8710-1900]

    £29.12
    £38.47
    £29.12
    XD Series Single 500 Amp Heavy Duty Battery Switch/Mechanical ContactorFeatures: Silver Alloy Contact Points support high ampere/full voltage switching capability versus legacy rotary style switches. Expandable: Integrate the 8700 XD Battery Disconnect easily with XD Series FLEX/ACR/LVD relays via using optional 8790 Link and...
    £29.12
    £38.47
    £29.12
  • Newmar NS-12-20 StartGuard [NS-12-20]
    Newmar Power

    Newmar NS-12-20 StartGuard [NS-12-20]

    £226.86
    £279.75
    £226.86
    NS-12-20 StartGuardThe abrupt DC system voltage drop that accompanies engine starting can cause micro-processor-driven electronics aboard vehicles or vessels to "dump" programmed memory. StartGuard solves these problems by providing supplemental power to sensitive electronics while the engines are cranking. Newmar's NS-12-20 StartGuard supplies backup...
    £226.86
    £279.75
    £226.86
  • Victron VE. Direct to USB Interface [ASS030530010]
    Victron Energy

    Victron VE. Direct to USB Interface [ASS030530010]

    £23.45
    £27.59
    £23.45
    VE. Direct to USB InterfaceThe VE.Direct to USB interface connects products with a VE.Direct connection to devices with a USB port, for example, a computer. With this cable, it is also possible to connect more than two VE.Direct products to a single CCGX. Measures...
    £23.45
    £27.59
    £23.45
  • Mastervolt MasterBus Cable - 0.5M [77040050]
    Mastervolt

    Mastervolt MasterBus Cable - 0.5M [77040050]

    £25.28
    £27.58
    £25.28
    MasterBus Cable - 0.5M 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...
    £25.28
    £27.58
    £25.28
  • Bluewater USB/USB-C w/Deutsch Connector Plate [6000-3005]
    Bluewater

    Bluewater USB/USB-C w/Deutsch Connector Plate [6000-3005]

    £28.10
    £0.00
    £28.10
    USB/USB-C with Deutsch Connector & PlateOffering modern flexibility, this USB/USB-C with Single Plate panel-mount charger provides fast, reliable power for multiple devices in a compact, clean design.Perfect for marine or mobile dashboards, it supports both new and legacy USB-A and USB-C devices, ensuring versatile...
    £28.10
    £0.00
    £28.10
  • Victron VE. Direct - 3M Cable (1 Side Right Angle Connector) [ASS030531230]
    Victron Energy

    Victron VE. Direct - 3M Cable (1 Side Right Angle Connector) [ASS030531230]

    £14.98
    £17.63
    £14.98
    VE. Direct - 3M Cable (1 Side Right Angle Connector)Features: Cable Length: 3M 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....
    £14.98
    £17.63
    £14.98
  • Marinco 12VPG SeaLink Deluxe 12V Plug [12VPG]
    Marinco

    Marinco 12VPG SeaLink Deluxe 12V Plug [12VPG]

    £7.66
    £11.82
    £7.66
    SeaLink® Deluxe 12 Volt Plug Moisture proof sealing ring LED power indicator light Interchangeable 10A fuse Internal strain relief and cord seal Compatible with standard 12V receptacles Max. rating is 10A WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is...
    £7.66
    £11.82
    £7.66
  • Blue Sea 1810 VSM 422 Tank Sender Diesel, Water, or Waste Tank Level [1810]
    Blue Sea Systems

    Blue Sea 1810 VSM 422 Tank Sender Diesel, Water, or Waste Tank Level [1810]

    £82.00
    £119.56
    £82.00
    1810Features: Accurate - used with the Vessel Systems Monitor VSM 422 PN 1800 - can be precisely calibrated for each tank* Reliable - SSI Technologies, Inc. Fluid-Trac® is non-contacting eliminating any mechanical moving parts that can wear and cause intermittent or complete signal loss...
    £82.00
    £119.56
    £82.00
  • ARCO Marine Current Model Outboard Solenoid w/Flat Isolated Base [SW054]ARCO Marine Current Model Outboard Solenoid w/Flat Isolated Base [SW054]
    ARCO Marine

    ARCO Marine Current Model Outboard Solenoid w/Flat Isolated Base [SW054]

    £18.39
    £24.34
    £18.39
    Current Model Outboard Solenoid with Flat Isolated BaseThe outboard solenoid will fit the current model Mercruiser and Mercury. Isolated base, 12 Volt.Replaces:MERCURY 89-850189MERCURY 89-850189TMERCURY 89-91975MERCURY 89-96054MERCURY 89-96054T*ARCO Assurance 12-month part and labor warranty protectionThis product may not be returned to the original point of...
    £18.39
    £24.34
    £18.39
  • Mastervolt MasterShunt 500 CZone [77020115]
    Mastervolt

    Mastervolt MasterShunt 500 CZone [77020115]

    £228.39
    £379.37
    £228.39
    MasterShunt 500 CZoneMasterShunt is the heart of every battery powered energy system. This integrated battery monitor shares information about the battery bank with other MasterBus, CZone or NMEA 2000 enabled devices such as battery chargers, inverter/chargers and displays. No surprises: allowing complete automation of...
    £228.39
    £379.37
    £228.39