Battery Switches
Designed for control and safety, each marine battery switch provides reliable isolation to manage power flow and safeguard your vessel’s electrical system. Built for the marine environment, these switches deliver dependable performance and protection even in the toughest conditions.
Key benefits of a marine battery switch include:
Power isolation to prevent drain and protect equipment
System protection against overloads and electrical hazards
Reliable operation in harsh saltwater environments
Durable construction for long-term use at sea
Improved control over battery management and power flow
With a marine battery switch, you get secure, efficient power management that keeps your boat running safely and reliably.
Our marine battery switch is built for safety and control. It helps you:
Isolate and manage battery power
Protect your marine electrical system
Ensure reliable performance in all conditions
Handle harsh marine environments with confidence
Durable and dependable, a marine battery switch keeps your vessel powered and protected.
Battery Switches
On/Off
Switch
Simple and reliable, this On/Off battery switch allows quick isolation or activation of your power source for safety and maintenance.
Off/1/2/Both
Switch
Select between two batteries, isolate one, or combine both with this versatile switch designed for dual battery systems on board.
Off/1/2
Switch
Manage a two-battery system with ease—this switch offers direct Off, Battery 1, or Battery 2 selection for flexible circuit control.
On/Off Dual Circuit
Switch
Control two isolated circuits from a single switch position—ideal for managing house and engine loads with independent shutdown.
On/Off Dual Circuit plus
Switch
Offers combined or independent control of two circuits with a Combine mode for emergency starts or parallel battery operations.
Auto Charging Relay
Automatically directs charging current to multiple battery banks—prioritizing optimal voltage levels for safe, efficient battery maintenance.
2 Stud Motorized
Battery
Switch or VSR
This sealed, remote-activated 2-stud switch combines high-current control with voltage sensing for smart, automated power management.
4 Stud Motorized
Battery
Switch w/ VSR
Designed for complex systems, this 4-stud motorized switch integrates VSR tech for seamless auto-charging and remote battery control.
Motorized
32 Volt
Switch
Engineered for high-voltage systems, this motorized switch delivers secure, remote switching capability at up to 32 volts DC.
Remote Rocker switch w/ Slide Window
This compact rocker switch features a slide-to-lock window for secure operation and is perfect for remote battery or circuit control.
Solenoids
Solenoid Remote
Switch
Remotely manage high-current loads with this rugged solenoid switch, offering reliable performance in demanding marine conditions.
Solenoid Remote Auto Charging
Relay
Automatically manages charging between battery banks using solenoid technology, ensuring efficient power distribution without manual switching.
Switch Holders
Single battery
Switch holder
Mount your battery switch securely with this single-unit holder, built for clean installs and long-term durability in marine panels.
Dual battery
Switch holder
Designed for twin-switch setups, this dual holder offers solid mounting and easy access for managing complex power configurations.
Marine Battery Switch: The Complete Guide
What Is a Marine Battery Switch?
A marine battery switch is a control device that lets you safely manage power between multiple batteries on your boat. It provides a way to isolate, combine, or select batteries for starting engines, running electronics, or providing emergency backup power.
Marine-grade switches are built for harsh conditions, with corrosion-resistant materials, ignition protection, and heavy-duty contacts designed for continuous marine use.
Why Every Boat Needs a Battery Switch
Prevents Battery Drain – Disconnects batteries when the boat is not in use.
Safety First – Provides a quick way to cut power during maintenance or emergencies.
Dual Battery Control – Lets you run “house” and “starting” batteries separately or together.
Emergency Backup – Switch to a reserve battery instantly if your starter battery dies.
Types of Marine Battery Switches
On-Off Switches
Simple control; isolates the battery when not in use.
1-2-Both Selector Switches
Choose between two batteries or combine them for additional power.
Dual Circuit Switches
Keeps house and engine batteries separate but can be combined when needed.
Automatic Charging Relay (ACR) Systems
Automatically manage charging across multiple banks for hands-free battery protection.
How to Choose the Right Marine Battery Switch
System Voltage – Match 12V, 24V, or 48V DC systems.
Continuous and Cranking Amps – Must meet engine and accessory demands.
Ignition Protection – Required for use in gasoline engine compartments.
Mounting Location – Panel-mounted for cabins or sealed enclosures for deck use.
Installation & Wiring Tips
Install the switch as close to the battery bank as possible.
Use marine-grade cable sized correctly for the amperage.
Clearly label switch positions (1, 2, Both, Off).
Follow ABYC guidelines to ensure compliance and safety.
Marine Battery Switch FAQ
Do I really need a marine-specific battery switch?
Yes. Automotive switches are not ignition-protected and may corrode in saltwater environments.
Can one switch control multiple batteries?
Yes. Selector and dual circuit switches are designed for multi-battery setups.
Where should the switch be located?
It should be easy to reach in an emergency, typically near the battery compartment.
Can I leave my marine battery switch on all the time?
Only when the boat is in use. Switch to “off” when docked or stored to prevent drain.
What Is a Marine Battery Switch?
A marine battery switch is a control device that lets you safely manage power between multiple batteries on your boat. It provides a way to isolate, combine, or select batteries for starting engines, running electronics, or providing emergency backup power.
Marine-grade switches are built for harsh conditions, with corrosion-resistant materials, ignition protection, and heavy-duty contacts designed for continuous marine use.
Marine Battery Switch FAQ
Do I really need a marine-specific battery switch?
Yes. Automotive switches are not ignition-protected and may corrode in saltwater environments.
Can one switch control multiple batteries?
Yes. Selector and dual circuit switches are designed for multi-battery setups.
Where should the switch be located?
It should be easy to reach in an emergency, typically near the battery compartment.
Can I leave my marine battery switch on all the time?
Only when the boat is in use. Switch to “off” when docked or stored to prevent drain.
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