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48V Marine Lithium Batteries
This model is Marine Battery Pack 48V Customized High Voltage Lithium for Electric Boats; Welcome to choose the ZDX as your good partner for high power marine lithium batteries, we are the direct
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Why Choose Us

Quality Assurance

We have 100% quality guarantee to customers. We will be responsible for any quality problem.

Fast Delivery

We have full stock, and can deliver within short time. efficiently to ensure your orders are delivered punctually.

Our Mainly Market

ZDX has achieved good cooperation with customers from more than 60 countries In the past 6 years, such as Europe, America and Southeast Asia, Central Asia, the Middle East, in the international market has won a good reputation and customer trust.

Strong R&D Team

The R&D team of more than 30 professionals, who have more than 10 years of R&D experience at top companies in the industry.

Advantages of Marine Battery

Weight Reduction

Every boat has a weight limit, and reducing the weight on it is very important. Keeping your boat lightweight offers many benefits, such as increasing your fuel economy and your boat’s speed.

Energy Efficiency

When you switch to lithium batteries, you’ll automatically double the amount of power you can use. This is because you can use the total charge of your batteries, making them much more energy efficient than lead-acid batteries.

Cost-Effective

Lithium batteries do cost more upfront, but the battery’s longevity means that you’ll save money in the long run. Lead-acid batteries require maintenance to stay in good condition, and even with the proper care, they degrade much faster than lithium batteries.

Maintenance-Free

Lead-acid batteries require maintenance to keep them in top condition. This includes adding water, checking acid levels, cleaning corrosion, and checking for leaks or spills. Lithium batteries don’t have acid, so they don’t require any maintenance at all. They’re also fully sealed, so you don’t have to worry about moisture or water damage.

Improved Technology

Lithium marine batteries use LiFePO4 technology, which is inherently safe. Additionally, they come equipped with an internal BMS, or battery management system. This system monitors the battery constantly to make sure that it’s performing optimally.

Paramenters

Battery type	LiFePO4
System voltage	576V
System rated capacity	2240Ah
System rated energy	1290KWh
Maximum continuous discharge current	2240A (1C)
Standard discharge current	1120A (0.5C)
Motor Power	1200KW
Charger Power	200KW
Working ambient temperature	- 20℃~+45℃
Storage ambient temperature	- 20℃~+60℃
System Size	52005502450mm
System Weight	1200KG

Types of Marine Battery

Marine Starting Batteries:

These batteries deliver short but powerful bursts of energy and are designed to start engines and be recharged quickly by the engine alternator. Using a starting battery for trolling motors or powering appliances is not recommended.

Marine Deep Cycle Batteries:

These batteries are designed to discharge slowly over a long period of time and to withstand several hundred charging and discharging cycles. In addition to electric trolling motors, deep cycle batteries are the perfect choice for audio systems, windlasses, depth finders, fish locators, and appliances. A deep cycle battery should not be used as a starter battery.

Marine Dual-Purpose Batteries:

They combine the capabilities of starting and deep cycle batteries, making them a good choice for smaller boats where there isn't room for two batteries. Although they can perform the tasks of a starting battery and deep cycle battery, they're not as efficient as separate batteries.

How Does a Marine Battery Work

Marine battery utilizes lithium-ion energy storage technology, where energy is stored and released through the movement of charges and ions. This ensures stable power supply for lighting, communication systems, navigation instruments, and other onboard electronics in marine environments.

When connected to shore power or an onboard generator for charging, the Battery Management System (BMS) regulates the charging current to safely store electrical energy within the battery. During this process, lithium ions are released from the positive electrode, travel through the electrolyte, and embed into the negative electrode lattice structure.

As charging progresses, the battery voltage gradually increases until it reaches the set cut-off voltage. When the vessel requires power for lighting, communication, navigation, and other electronic systems, the marine battery discharges—the lithium ions stored in the negative electrode migrate back to the positive electrode through the electrolyte, releasing energy and generating a stable current to power radar, navigation systems, radio communication, automatic control devices, and onboard electrical appliances.

Basic Application of Marine Batteries

Commercial Cargo Ships

marine battery provides efficient energy storage for commercial cargo ships, ensuring stable power supply for communication, navigation, automation control systems, and onboard lighting, meeting the energy needs for long voyages.

Yachts and Luxury Cruise Ships

Our marine battery supplies reliable power for navigation systems, communication devices, lighting facilities, entertainment systems, and refrigeration units on yachts and luxury cruise ships, ensuring uninterrupted operation.

Marine Exploration Vessels

Supports precision instruments, radar, and underwater detection equipment on marine exploration vessels, guaranteeing continuous energy supply for long exploration missions and improving data collection.

Offshore Rescue Vessels

marine battery provides emergency power for offshore rescue vessels, ensuring that critical rescue equipment, communication systems, signal lights, and lighting systems function properly in emergencies, enhancing rescue efficiency.

Patrol Enforcement Boats

Our marine battery enhances the operation of patrol enforcement boats, supplying stable power to radar, communication equipment, monitoring systems, and electronic control devices, improving maritime law enforcement.

FAQ

Q: What are the advantages of marine batteries?

A: The advantages of using a marine battery are that they are more efficient, lighter and smaller in size, which means they can fit in tighter spaces on boats. They also have a longer lifespan than other batteries.

Q: How do you maintain a marine battery?

A: The first thing you need to do is keep your marine battery clean and dry. This will help prevent corrosion and will also make it last longer. You should also check the electrolyte level on your marine battery every month or two by using a hydrometer or voltmeter. If you see that there is too much acid, then you can add distilled water to bring it back.

Q: What is the main use of a 12v lithium marine battery?

A: A 12v lithium marine battery is used to power a boat, motorboat, or other watercraft. It is a type of rechargeable battery that uses lithium ions as the charge carrier.

Q: What are the benefits of marine batteries?

A: Marine lithium batteries are transforming how boats are powered, with benefits like higher efficiency, maintenance-free operation, and a longer-lasting alternative to traditional sealed lead-acid (SLA) batteries.

Q: How many years will a marine battery last?

A: Marine batteries generally last 3 to 6 years for lead-acid types and 5 to 10 years or more for lithium batteries, though this varies significantly by battery type, usage, and maintenance. Regular checks for signs of failure like slow engine cranking, low voltage, corrosion, or a swollen battery case are important for maximizing lifespan and preventing issues. Proper care, including avoiding deep discharges and storing batteries in a cool, dry place, can extend their service life.

Q: What are the three types of marine batteries?

A: Chemically, there are four types of marine batteries – lithium batteries, gel batteries, AGM batteries (Absorbed Glass Mat), and wet cell. They're all lead acid except for the lithium batteries. As far as purpose goes, there are three basic types: starter, deep cycle, and dual purpose.

We're well-known as one of the leading marine battery manufacturers and suppliers in China. Please feel free to buy high quality marine battery at competitive price from our factory. Contact us for more details.

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