12V 200Ah Marine Lithium Battery

Product Overview

The 12V 200Ah Marine Lithium Battery provides higher capacity for boats and marine energy systems.

Compared with lead-acid batteries, it delivers:

longer lifespan

higher usable capacity

lighter weight

Key Features

Long cycle life: 6000+ cycles

Built-in intelligent BMS protection

Lightweight design

Supports series and parallel connection

High efficiency charging and discharging

Specifications

Advantages Compared with Lead Acid

Applications

Yachts

Large fishing boats

Marine solar systems

Backup power systems

Customization Options

We support OEM / ODM customization:

Logo printing

Battery case color

Bluetooth monitoring

Communication protocol (CAN / RS485)

Custom battery capacity

FAQ

Q1.Can this 12V 200Ah marine lithium battery replace lead-acid batteries?

Yes. The 12V 200Ah LiFePO4 marine battery is designed as a direct replacement for traditional lead-acid, AGM, or GEL batteries.
It provides longer cycle life, lighter weight, and higher usable capacity compared with lead-acid batteries.

Q2.How long is the lifespan of the 12V 200Ah marine lithium battery?

Our marine LiFePO4 battery offers more than 6000 charge cycles at 80% depth of discharge (DOD).
Under normal usage conditions, the battery can last 8–10 years, which is much longer than lead-acid batteries.

Q3.Can multiple 12V 200Ah batteries be connected together?

Yes. The battery supports series and parallel connections.

Typical configurations include:

2 batteries in series → 24V system

4 batteries in series → 48V system

Parallel connection → increase capacity

This allows flexible energy storage for boats, yachts, and marine systems.

Q4.Does the battery include a built-in BMS?

Yes. The battery is equipped with an intelligent Battery Management System (BMS) that protects against:

Overcharge

Over-discharge

Overcurrent

Short circuit

Temperature protection

This ensures safe and stable operation in marine environments.

Founded in 2021, Donngguan Tongbang Technology Co., Ltd. is a professional manufacturer dedicated to developing and producing high-quality energy storage lithium batteries. With a strong focus on technological innovation and sustainable energy solutions, we provide reliable and efficient lithium iron phosphate (LiFePO4) battery systems to meet the increasing global demand for energy storage. Our independent research and development team, combined with our advanced production capabilities, allows us to deliver industry-leading products tailored to various applications.

Operating under our brand TONGBONG, we offer a comprehensive range of energy storage products, including wall-mounted, stacked, and rack-mounted lithium battery systems, as well as lead-acid replacement solutions. Our batteries are designed with high safety standards, incorporating an advanced Battery Management System (BMS) that ensures stable performance and long service life. With over 6000 charge cycles, our LiFePO4 batteries provide superior durability and energy efficiency compared to traditional lead-acid batteries.

At Tongbang Technology, we take pride in our strong market presence across Europe, the United Kingdom, and Southeast Asia. Our products meet international quality and safety standards, holding CE, UN38.3, and MSDS certifications, which reinforce our commitment to delivering reliable and compliant energy storage solutions. Our expertise lies in lithium battery technology, allowing us to focus on delivering high-quality energy storage solutions.

Our mission is to drive innovation and sustainability in the energy storage industry. We are committed to offering safe, high-performance, and eco-friendly battery solutions that support the transition to clean energy. By continuously optimizing our technology and focusing on customer-centric solutions, we aim to create long-term value for our partners and contribute to a greener and more sustainable future.