Custom Fish Finder Battery Manufacturer and Supplier
As a leading fish finder battery manufacturer, TYCORUN focuses on developing higher performance fish finder lithium batteries, which have the advantages of high energy density, light weight and long-lasting power output, providing fish finders with long-lasting and stable kinetic energy.
Professional Custom Fish Finder Lithium Battery Manufacturer
TYCORUN is a professional fish finder battery manufacturer. TYCORUN’s fish finder lithium battery uses lithium battery technology, advanced manufacturing process and intelligent management system to create a fish finder battery with high energy density, high safety and long cycle life.
TYCORUN provides customized 12V-48V marine batteries, and can customize deep cycle battery packs with a maximum capacity of up to 400Ah according to user needs. In addition, it also provides customization of IP65-IP68 protection level, providing professional, reliable and efficient power solutions for global customers.
The Advantages of TYCORUN Fish Finder Lithium Batteries
Lightweight Design
TYCORUN's fish finder battery pack uses high energy density battery technology, which is lighter and smaller than traditional batteries, suitable for portable fish finders.
Fast Charging
TYCORUN's fish finder battery supports fast charging, which can be fully charged in 1-2 hours, greatly shortening the charging time.
Wide Operating Temperature
Using high and low temperature resistant materials, the battery can work stably in an environment of -20℃ to 60℃, and the electric skateboard can operate stably in any environment.
High Protection Level
TYCORUN batteries have an IP67 protection level to ensure that the battery can still work stably in a humid or splashing environment.
High Safety
Using lithium iron phosphate batteries, it has high stability, reduces the risk of overheating or short circuit, and is suitable for long-term outdoor use.
Long Cycle Life
TYCORUN batteries have a service life of up to 3000-4000 cycles, suitable for long-term use, and effectively reduce the cost of battery replacement.
How Does a Fish Finder Battery Work?
The working principle of fish finder battery is based on the migration of lithium ions between the positive and negative electrodes of the battery, providing efficient and stable power support for fish finders and related electronic devices.
During the discharge process, lithium ions move from the negative electrode to the positive electrode, releasing electron flow and forming current, ensuring that the fish finder maintains stable power supply during long-term operation and supports accurate detection, underwater imaging and data transmission.
Since fish finders have high requirements for endurance, waterproof performance and low-temperature adaptability, lithium batteries can provide long-lasting power through efficient energy conversion to ensure stable operation of the device in freshwater or seawater environments. During the charging process, the current flows in the opposite direction, pushing lithium ions back from the positive electrode to the negative electrode, completing energy storage and providing reliable power for the next use.
About Our Custom Battery Solutions
TYCORUN combines 17+ years of industry expertise with UN38.3 certified LFP battery technology to provide tailor-made solutions. Our 5-layer BMS monitors over 200 parameters in real time, ensuring 99.6% fault prediction accuracy. Modular design supports 3.2V-144V scalability, which has been proven in over 300 projects, such as a customer operating a logistics and food delivery fleet in Dubai. The global service team provides < 2-hour response in over 50 locations, backed by ISO certified quality control.
Smart BMS Protection
Thermal Optimization
Modular Flexibility
Global 24/7 Support
Our List of Customizable Marine Batteries
With our professional customization service, we can customize the battery to better suit your boat. To do so, please leave a message telling us about your needs.
Our List of Customizable DC-AC Inverters
Why Choose TYCORUN as a Fish Finder Battery Supplier?
Leading Battery Technology
Strict Quality Standards
All-Round Customized services
Basic Application of Fish Finder Batteries

When fishing in the deep sea or near the coast, the fish finder needs to run for a long time to accurately detect fish schools. TYCORUN lithium batteries have high energy density and long endurance, providing lasting power for long-term operations at sea.

When using fish finders in freshwater areas such as lakes and rivers, the battery needs to adapt to different water environments. TYCORUN batteries have a high protection level to ensure that the detector operates stably in complex waters.

Winter ice fishing has high requirements for the low-temperature performance of the battery. TYCORUN lithium batteries support low-temperature discharge and can provide stable power even in sub-zero environments to ensure accurate detection of the instrument.

When installing a fish finder on small water tools such as kayaks and canoes, the kayak fish finder battery needs to be lightweight and portable. TYCORUN lithium batteries are small in size, light in weight, and have efficient power supply capabilities, making them suitable for portable use.

Commercial fishing, such as deep-sea fishing and aquaculture monitoring, requires fish finders that can operate stably for a long time. TYCORUN lithium batteries have long life, high cycle performance and waterproof design, meeting the needs of professional fishing for efficient power sources.
Case Study For TYCORUN Fish Finder Lithium Ion Batteries
TYCORUN Cooperates with a British Marine Detection Equipment Company
A British company specializing in marine detection equipment cooperated with TYCORUN to improve the endurance and adaptability of its fish finder products. The company adopted TYCORUN’s high-energy-density lithium batteries to ensure stable power supply for its equipment during long-term offshore operations.
In addition, TYCORUN provided the company with customized battery packs, which have excellent low-temperature performance, allowing its equipment to operate efficiently in extreme marine environments, and the detection accuracy is improved by 30%, greatly improving the detection efficiency.
TYCORUN Cooperates with an Australian Fishing Equipment Company
An Australian fishing equipment company specializing in the manufacture of freshwater fishing equipment, and its fish finders are widely used in lakes, rivers and ice fishing scenes. The company chose to cooperate with TYCORUN to equip its portable fish finder series with lightweight and high-efficiency lithium batteries.
TYCORUN’s batteries have fast charging, high cycle life and IP67 waterproof rating, making the company’s equipment more reliable in outdoor environments, while improving user experience and market competitiveness.
How to Get Your Quick Samples and Customized Fish Finder Batteries
01
Demand Analysis
In-depth communication with customers to clarify the core parameters of fish locator battery applications, mileage, working environment, etc., to provide accurate basis for battery solution design.
02
Solution Design
TYCORUN is a leading fish finder battery manufacturer, which can customize battery specifications according to customer needs, including battery capacity, voltage, discharge rate, etc., and ensure compliance with international quality and safety standards.
03
Sample Production
Produce battery samples, conduct performance testing and safety verification, and optimize battery products to ensure that the battery has excellent endurance and stability under different working conditions.
04
Mass Production
Use automated production lines and advanced production equipment for standardized mass production, strictly follow the quality inspection system to ensure that each group of batteries has consistent performance and reliable quality.
05
Deliver Products
Deliver battery products on time using the transportation method required by customers, and provide comprehensive after-sales service and technical support to ensure long-term stable operation of batteries.
Frequently Asked Questions
TYCORUN's Fish Finder Battery has an IP67 waterproof and dustproof design, suitable for harsh outdoor environments, effectively preventing the battery from getting wet during operation.
LiFePO4 is the best choice for fish finders, with its light weight, long battery life, fast charging, and longer cycle life than lead-acid batteries. In addition, lithium iron phosphate batteries have high and low temperature stability, can operate normally in extreme environments, and are more suitable for providing power for fish finders.
The charging time depends on the battery capacity and the charger power. For example, a 12V 10Ah lithium battery takes about 1 hour to fully charge using a 10A charger, while a 5A charger takes about 2 hours.
If you want to consult our experts, you can contact us. We will provide the best fish finder batteries as best as we can.
Customization Service and More
OEM/ODM Services
TYCORUN provides professional battery customization services, from battery design, material selection to production and manufacturing, serving customer needs throughout the entire process, providing customers with high-performance battery products.
All-Round Technical Support
From battery selection, installation and commissioning to operation and maintenance, TYCORUN provides comprehensive technical support, including battery installation, BMS optimization, troubleshooting, etc., to ensure that the battery can operate stably under various working conditions.
High Quality Guarantee
We provide safety certification services that meet international standards, and conduct strict reliability tests, such as high and low temperature tests, vibration tests, waterproof and dustproof tests, etc., to ensure that the battery can still operate stably in extreme environments.
Global After-Sales Service
TYCORUN provides customers with comprehensive after-sales services, including battery fault detection and battery maintenance, to ensure that the battery can operate efficiently in the equipment.


