Lithium boat battery

A lithium boat battery is used to power the boat's electrical systems, such as electric motors, navigation instruments, lighting, etc. Lithium batteries tend to be lighter and more compact than other types, so they're easier to install and use. Lithium batteries tend to be lighter and more compact than other types, so they're easier to install and use. They also have greater energy density, which means they can store more energy in a given volume. What's more, lithium batteries generally last longer and are more reliable than traditional batteries.

81 products

Lithium case BSR Eco G2 LifePo4 12V-50Ah

🐓 French days

€575.00

€491.58

with the code FRENCH26

-14%

€541.58 €575.00

-14%

IN SUPPLIER STOCK

-€33.42

Lithium case BSR Eco G2 LifePo4 12V-100Ah

🐓 French days

€741.67

€639.92

with the code FRENCH26

-13%

€699.92 €741.67

-13%

IN SUPPLIER STOCK

-€41.75

Lithium case BSR Eco G2 LifePo4 24V-100Ah

🐓 French days

€1,491.67

€1,308.25

with the code FRENCH26

-12%

€1,408.25 €1,491.67

-12%

Restocking on 10/10/2026

-€83.42

Lithium battery BSR Monobloc 12V

🐓 French days

€707.50

€606.58

with the code FRENCH26

-14%

from

€666.58 €707.50

-14%

IN SUPPLIER STOCK

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-€40.92

Lithium battery BSR Monobloc 24V

🐓 French days

€1,299.17

€1,199.08

with the code FRENCH26

-7%

€1,299.08 €1,299.17

-7%

IN SUPPLIER STOCK

-€0.08

Lithium battery BSR Monobloc 36V

🐓 French days

€1,999.17

€1,899.08

with the code FRENCH26

-5%

€1,999.08 €1,999.17

IN SUPPLIER STOCK

-€0.08

Lithium case BSR Prestige 36V

🐓 French days

€2,499.17

€2,399.08

with the code FRENCH26

€2,499.08 €2,499.17

IN SUPPLIER STOCK

-€0.08

Lithium case BSR Prestige+ 12V

🐓 French days

€749.17

€679.08

with the code FRENCH26

-9%

from

€749.08 €749.17

-9%

IN SUPPLIER STOCK

View models

-€0.08

Lithium case BSR Prestige+ 24V

🐓 French days

€1,874.17

€1,774.08

with the code FRENCH26

-5%

€1,874.08 €1,874.17

IN SUPPLIER STOCK

-€0.08

Lithium case BSR Prestige+ 36V

🐓 French days

€2,749.17

€2,649.08

with the code FRENCH26

from

€2,749.08 €2,749.17

IN SUPPLIER STOCK

View models

-€0.08

Valise lithium BSR Brushless+

🐓 French days

€2,165.83

€2,065.75

with the code FRENCH26

€2,165.75 €2,165.83

IN SUPPLIER STOCK

-€0.08

Lithium case BSR Brushless+ 36V

🐓 French days

€2,915.83

€2,815.75

with the code FRENCH26

from

€2,915.75 €2,915.83

Restocking on 10/10/2026

View models

-€0.08

12V 100A LifePO4 Lithium Battery

🐓 French days

€415.00

€344.92

with the code FRENCH26

-16%

€374.92 €415.00

-16%

-€40.08

LiFePO4 Lithium Battery 12V

🐓 French days

€650.00

€556.58

with the code FRENCH26

-14%

from

€616.58 €650.00

-14%

View models

-€33.42

LiFePO4 Lithium Battery 24V

🐓 French days

€1,085.00

€924.92

with the code FRENCH26

-14%

from

€1,024.92 €1,085.00

-14%

View models

-€60.08

LiFePO4 Lithium Battery 36V

🐓 French days

€1,625.00

€1,433.25

with the code FRENCH26

-11%

from

€1,533.25 €1,625.00

-11%

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-€91.75

Lithium Ion 12V case

🐓 French days

€455.00

€393.25

with the code FRENCH26

-13%

from

€433.25 €455.00

-13%

View models

-€21.75

Lithium Ion 24V case

🐓 French days

€912.50

€786.58

with the code FRENCH26

-13%

from

€866.58 €912.50

-13%

View models

-€45.92

Lithium Ion 36V case

🐓 French days

€1,307.50

€1,141.58

with the code FRENCH26

-12%

from

€1,241.58 €1,307.50

-12%

View models

-€65.92

LiFePO4 Lithium Case 12V

🐓 French days

€575.00

€491.58

with the code FRENCH26

-14%

from

€541.58 €575.00

-14%

View models

-€33.42

LiFePO4 Lithium Case 24V

🐓 French days

€902.50

€769.92

with the code FRENCH26

-14%

from

€849.92 €902.50

-14%

View models

-€52.58

LiFePO4 Lithium Case 36V

🐓 French days

€1,375.00

€1,199.92

with the code FRENCH26

-12%

from

€1,299.92 €1,375.00

-12%

View models

-€75.08

Station portable lithium - 600W

€341.58 €350.00

View product

-€8.42

Portable lithium charging station - 2000W

€833.25 €855.00

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-€21.75

Portable lithium charging station - 2500W

€1,449.92 €1,488.33

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-€38.42

Station portable de recharge lithium - 3500W

€2,408.25 €2,475.00

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-€66.75

Portable lithium charging station - 5000W

€3,391.58 €3,495.00

View product

-€103.42

	LITHIUM BOAT BATTERIES Lithium boat batteries are popular for their advanced technology and high performance. Lithium-ion (Li-ion) batteries are lighter and more compact than traditional batteries, making them ideal for marine applications. Lithium batteries for boats are more expensive than traditional batteries, but they have a higher energy storage capacity and a longer service life. They also have better discharge performance, which means they can deliver constant power for a longer period. Lithium batteries for boats are equipped with a battery management system (BMS) to monitor and protect the battery cells. A lithium battery charger is also required to recharge the batteries. There are various lithium boat battery technologies, such as Lifepo batteries, which are safer and more reliable than other types of lithium batteries. Like the 24v 100ah lithium boat battery, for example. In short, lithium boat batteries are an excellent option for marine applications, thanks to their high performance, low weight and long service life. However, it's important to consider the cost and specific needs of your application and electrical system before choosing a lithium boat battery. If you need help choosing the type of battery and technology required for your installation, your boat, always at the best price, or simply have a question about stock levels, please don't hesitate to contact our Comptoir Nautique advisors.

LITHIUM TECHNOLOGY Lithium batteries are made up of electrochemical cells. Each cell contains positive and negative electrodes, as well as an electrolyte. When the battery is in use, electricity flows through the electrodes and electrolyte, creating a chemical reaction that generates electrical energy. There are different types of lithium cells used in batteries, including lithium-ion cells and lithium-polymer cells. Lithium-ion cells are the most commonly used in energy storage applications, as they have a high energy density and a long service life. Lithium-polymer cells are also used in batteries, with advantages such as greater resistance to high temperatures and humidity. Some lithium batteries incorporate an intelligent BMS (Battery Management System) that precisely regulates the charge and discharge of each lithium cell to guarantee safety and extend battery life. The BMS also protects against battery-damaging overcharging and deep discharging.

	Lithium batteries for your boat: more power and safety Discover our wide range of lithium boat batteries at Comptoir Nautique. Lithium boat batteries are renowned for their high capacity, low discharge, durability and light weight. Thanks to their intelligent built-in battery manager (BMS), they guarantee optimal charging and discharging, thus extending their service life. What's more, they are available in a range of capacities to meet every need, whether for service use, powering electric motors or other on-board applications. Compared with lead-acid, AGM, gel and iron-phosphate batteries, lithium batteries offer numerous advantages. They are lighter, more compact and can be installed in any position. The BSR brand offers high-capacity waterproof lithium cases, all-in-one, convenient to carry and guaranteed for up to 2 years, ideal for front electric motors. Their regulated voltage and intelligent technology ensure stable performance and safe use. Using a lithium battery for your boat brings many advantages. You'll benefit from constant power, significant weight savings, greater charging capacity and a longer service life than traditional batteries. Sail with confidence with a top-quality lithium boat battery, order now and take advantage of our fast delivery and secure payment options.

Lithium boat battery

LITHIUM BOAT BATTERIES

LITHIUM TECHNOLOGY

Lithium batteries for your boat: more power and safety