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Marine Battery Projects

Marine LiFePO4 Battery Projects

Explore marine LiFePO4 battery projects for sailboats, motor yachts, trolling motors and custom marine equipment.

These projects cover lead-acid replacement, house battery sizing, charging-system integration, Smart BMS configuration, marine installation, sample testing and OEM production.

We work with boat builders, marine equipment suppliers, battery distributors and system integrators on application-specific battery configurations.


Sailboat LiFePO4 House Battery Upgrade

Sailboat lead-acid house battery upgraded to a marine LiFePO4 battery bank
Sailboat lead-acid to LiFePO4 house battery upgrade for onboard power.

This sailboat battery project replaced a conventional lead-acid house bank with a marine LiFePO4 battery system for lighting, refrigeration, navigation electronics, pumps and other onboard loads.

The battery capacity was selected according to daily energy use, required runtime, available installation space and charging capacity. The shore charger, alternator charging circuit and solar controller were reviewed before conversion.

Project Scope

  • 12V, 24V or 48V house battery configuration
  • Lead-acid to LiFePO4 battery conversion
  • Alternator and shore charger integration
  • Solar charge controller compatibility
  • Smart BMS protection
  • Optional Bluetooth, CAN or RS485 communication
  • Low-temperature charging protection
  • Fuse, cable and battery-isolation review

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Motor Yacht LiFePO4 House Battery System

Motor yacht LiFePO4 house battery system with inverter and onboard electrical equipment
Marine LiFePO4 house battery system for a motor yacht.

This motor yacht battery system supplies dependable power for refrigeration, lighting, pumps, navigation electronics, inverters and other onboard equipment.

The battery bank was configured according to the system voltage, daily energy use, inverter power, peak current and required runtime. Cable size, fuse rating, BMS current and charging equipment were reviewed before installation.

Project Scope

  • High-capacity marine house battery bank
  • Lead-acid house battery replacement
  • High-current inverter support
  • Approved series or parallel configurations
  • Smart BMS protection
  • Bluetooth battery monitoring
  • Custom terminals and marine-grade cables
  • Marine charger, alternator and solar integration

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36V Trolling Motor LiFePO4 Battery System

Single 36V LiFePO4 battery installed for a fishing boat trolling motor
Single 36V LiFePO4 battery system for a marine trolling motor.

This 36V LiFePO4 battery system was developed for an electric trolling motor used on a fishing boat.

A single 36V battery reduces the number of cables and connection points compared with three separate 12V batteries. Battery capacity and BMS current are selected according to motor voltage, continuous current, peak current and required runtime.

Project Scope

  • 24V, 36V and 48V trolling motor options
  • High continuous discharge current
  • Compact marine battery enclosure
  • Selected water-resistant enclosure options
  • Low-temperature charging protection
  • Bluetooth battery monitoring
  • Compatible marine charger
  • Protected terminals and cable connections

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Custom Marine LiFePO4 Battery OEM Project

Custom marine LiFePO4 battery engineering, Smart BMS communication and sample testing
Custom marine LiFePO4 battery development and testing for an OEM project.

This custom marine battery project was developed around the customer’s electrical system, installation space, charging equipment and communication requirements.

Battery voltage, capacity, output current, dimensions, terminals, communication protocol and enclosure were confirmed before sample production. The prototype was tested before the specification was approved for volume manufacturing.

OEM Capabilities

  • Custom voltage, capacity and discharge current
  • Custom battery dimensions and enclosures
  • Smart BMS protection settings
  • CAN and RS485 communication
  • Bluetooth monitoring
  • Low-temperature charging protection
  • Optional self-heating
  • Custom terminals, cables and connectors
  • Private labels and customized packaging
  • Prototype testing and volume production

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Marine Battery Manufacturing and Testing

Marine LiFePO4 batteries are assembled and inspected against the approved project specification. Testing requirements depend on the battery type, application and communication functions.

Production and quality checks can include:

  • Cell capacity and internal-resistance matching
  • Battery pack assembly inspection
  • Smart BMS function verification
  • Capacity and charge-discharge testing
  • High-current output testing where required
  • CAN or RS485 communication testing
  • Temperature-protection testing
  • Terminal and connection inspection
  • Aging and final quality inspection
Marine LiFePO4 battery pack production, Smart BMS inspection and aging test
LiFePO4 battery assembly, inspection and aging testing before shipment.

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Marine Battery Project FAQ

How is a marine LiFePO4 battery sized?

Battery capacity is based on system voltage, daily energy consumption, continuous and peak current, required runtime, charging capacity and available installation space.

Can marine lead-acid batteries be replaced with LiFePO4?

Yes, in many marine systems. The alternator, shore charger, solar controller, inverter, cables, fuses and battery-isolation equipment must be checked before conversion.

What battery is suitable for a trolling motor?

The battery voltage must match the trolling motor. Capacity and BMS current are selected according to motor current, operating speed and required runtime.

Can marine batteries support CAN or RS485?

Selected marine batteries support CAN or RS485 communication. The required protocol, cable configuration and connected equipment must be confirmed before production.

Can the battery enclosure and terminals be customized?

Yes. Enclosure dimensions, mounting points, terminal positions, cables and connectors can be configured for qualified OEM projects.

What information is needed for a marine battery project?

Please provide the application, system voltage, required capacity, continuous and peak current, installation dimensions, charging equipment, communication requirements and estimated order quantity.


Start Your Marine Battery Project

Send us the required voltage, capacity, continuous and peak current, installation dimensions, charging method, communication requirements and estimated order quantity.

Our engineering team will review the application and recommend a suitable marine LiFePO4 battery configuration.

Request a Quote →

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