Main Content
Free shipping on orders over $50

Power Systems

Discover our power systems category, offering essential components for your marine electrical needs. Sierra shore power adapters and cords ensure continuous power at docks. Our selection of trolling motor plugs and NMEA 2000 components offer reliable performance and seamless connectivity. Ensure safety with robust circuit breakers & fuse blocks, all designed for the demanding marine environment. Whatever the application, you can browse our selection with confidence that you'll find what you need to propel your vessel for years to come.

    182 products|Sort by:
    EA01080

    EA01080

    Digital Voltmeter - Switch Mount

    $24.99
    Low stock
    WH10520-1

    WH10520-1

    Trolling Motor Plug

    $23.29
    Low stock
    WH10560

    WH10560

    Trolling Motor Plug

    $19.99
    Low stock
    EA01050

    EA01050

    AUX Power Socket

    $10.29
    Low stock
    MP39200

    MP39200

    Ignition Switch - 3 Position Conventional

    $22.99
    Low stock
    BS11000

    BS11000

    Battery Switch 2-Position

    $34.39
    Low stock
    TG40330

    TG40330

    Toggle Switch

    $17.99
    Low stock
    AV10100B

    AV10100B

    Push Button Switch, Blue Halo

    $78.19
    Low stock
    AC12430

    AC12430

    Y Adapter, 50A 125/250V (SS2-50P) Male To (2) 30A 125V Females (L5-30R)

    $179.99
    In Stock
    TG22020

    TG22020

    Toggle Switch

    $14.99
    Low stock
    MP51020

    MP51020

    Ignition Switch, Yamaha

    $124.59
    Low stock
    WH10470-1

    WH10470-1

    Trolling Motor Socket

    $22.69
    Low stock
    CB50520

    CB50520

    Circuit Breaker, 25A

    $52.99
    Low stock
    AC12340

    AC12340

    12ft Cordset, 30A

    $78.69
    In Stock
    AC12400

    AC12400

    AC Inlet Port with 6' Extension Cord

    $34.99
    In Stock
    CB50560

    CB50560

    Circuit Breaker, 80A

    $52.99
    Low stock
    WH10620

    WH10620

    Trolling Motor Plug & Receptacle Set

    $65.99
    Low stock
    WH10610-1

    WH10610-1

    Trolling Motor Plug

    $26.59
    Low stock
    AC12500

    AC12500

    Pigtail Adapter, 30A 125V (L5-30P) Male to 50A 125/250V (SS2-50R)Female

    $144.79
    In Stock
    WH10500-1

    WH10500-1

    Trolling Motor Plug

    $20.69
    Low stock
    MP39240-1

    MP39240-1

    Toggle Boot Nut

    $4.99
    Low stock
    RK19550-1

    RK19550-1

    Contura III Illuminated Weather Resistant Rocker Switch

    $24.49
    Low stock
    MP51090

    MP51090

    Ignition Switch - 3 Position Magneto

    $56.39
    Low stock
    AC12450

    AC12450

    50A 125/250V (SS2-50R) Female to (2) 30A 125V (L5-30P) Male Shore Power Reverse "Y" Adapter

    $299.99
    In Stock
    Load more products
    Showing 24 out of 182 products

    What is marine power systems?

    Marine power systems are the lifeline of any vessel, encompassing a wide range of components essential for operating various onboard electrical devices. They provide the necessary energy to run everything from basic lighting and navigation equipment to more sophisticated systems like radar and communication devices. Understanding the basics of your boat's power system, including its capacity, voltage requirements, and energy consumption patterns, is crucial for safe and efficient operation.

    Energy Management and Distribution

    Effective energy management in marine power systems is key to ensuring a consistent and reliable power supply. This involves not only generating power, typically through engines or generators, but also storing it in batteries and distributing it effectively through the boat’s electrical network. The use of switches, circuit breakers, and fuse blocks plays a vital role in controlling and protecting this distribution.

    Compatibility and Integration

    In modern marine power systems, the integration of various components is essential for streamlined operation. This includes ensuring compatibility between devices like shore power connections, trolling motor plugs, and onboard charging systems. The NMEA 2000 network standards, for example, allow for seamless communication between different electronic devices, improving overall system efficiency and user-friendliness.

    Maintenance and Upkeep

    Regular maintenance of your boat's power system is essential to prevent failures and extend the life of its components. This includes checking connections, ensuring batteries are properly charged and maintained, and inspecting wiring and safety devices like circuit breakers. Staying proactive in system maintenance not only ensures reliability but also enhances the safety of your vessel.