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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.

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CB50600

CB50600

Circuit Breaker, 200A

Low stock
TG23000

TG23000

Toggle Switch

Low stock
TG23030

TG23030

Toggle Switch

Low stock
TG23010

TG23010

Toggle Switch

Low stock
TG23040

TG23040

Toggle Switch

Low stock
AC12430

AC12430

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

TG23020

TG23020

Toggle Switch

Low stock
AV10100B

AV10100B

Push Button Switch, Blue Halo

Low stock
AC12450

AC12450

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

CB50590

CB50590

Circuit Breaker, 150A

Low stock
CB50520

CB50520

Circuit Breaker, 25A

Low stock
MP41030

MP41030

Ignition Switch - 3 Position Conventional

Low stock
TG40300

TG40300

Toggle Switch

Low stock
MP41040

MP41040

Ignition Switch - 4 Position Conventional

Low stock
WH10600-1

WH10600-1

Trolling Motor Socket

Low stock
TG19520

TG19520

Toggle Switch

Low stock
TG23050

TG23050

Toggle Switch

Low stock
TG40320

TG40320

Toggle Switch

Low stock
AC12500

AC12500

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

WH10570

WH10570

Trolling Motor Plug

Low stock
MP51020

MP51020

Ignition Switch, Yamaha

Low stock
MP51030

MP51030

Ignition Switch, Yamaha

Low stock
AC12350

AC12350

25ft Cordset, 30A

Low stock
MP41070-2

MP41070-2

Ignition Switch - 3 Position Magneto

Low stock
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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.