For boaters and anglers, choosing the right power source is essential to ensure smooth sailing and uninterrupted fishing trips. While traditional lead-acid batteries have been widely used in the past, 24 volt lithium marine batteries are quickly becoming the preferred choice thanks to their lightweight design, longer lifespan, and superior efficiency.

In this article, we will highlight the Top 5 24V lithium marine batteries available in 2025. Each option is chosen for its durability, safety, and performance in marine environments, making them excellent investments for powering trolling motors, electronics, and off-grid systems on your boat.

1. OKMO 24V 100Ah LiFePO4 Marine Battery

The OKMO 24V 100Ah lithium marine battery is a powerful choice for serious anglers and boaters. Built with premium LiFePO4 cells and an advanced Battery Management System (BMS), it delivers consistent power with more than 4,000 cycles of lifespan.

• Key Features:

  • 24V, 100Ah capacity (2.56 kWh energy)

  • A-grade LiFePO4 cells with high safety standards

  • Built-in BMS for overcharge, over-discharge, and low-temperature protection

  • Lightweight compared to traditional deep-cycle lead-acid batteries

  • Expandable in series and parallel for higher capacity systems

The OKMO battery is particularly suitable for trolling motors from 80–120 lbs thrust, making it an excellent choice for fishing boats and medium-sized vessels.

2. Battle Born 24V LiFePO4 Deep Cycle Battery

Battle Born Batteries are well-known in the marine and RV industry. Their 24V deep cycle lithium battery is designed for long-term reliability and easy integration with marine setups.

• Key Features:

  • Compact and lightweight design

  • Over 3,000 cycles lifespan

  • Built-in BMS to prevent over-voltage and overheating

  • Made in the USA with strong customer support

This battery is a favorite among off-grid sailors who need dependable power for both trolling motors and onboard electronics.

3. RELiON 24V 100Ah Lithium Battery

RELiON is a premium lithium battery brand offering marine-grade solutions. Their 24V 100Ah battery is engineered for durability in harsh environments, including saltwater conditions.

• Key Features:

  • 100Ah capacity with 24V output

  • Waterproof and corrosion-resistant design

  • Bluetooth monitoring available on select models

  • 3,500–5,000 cycle lifespan

This makes it one of the best choices for long fishing trips and extended offshore journeys where reliability is critical.

4. Dakota Lithium 24V 60Ah Marine Battery

For boaters looking for a lighter 24V option, the Dakota Lithium 24V 60Ah battery is ideal. Despite its smaller capacity, it provides impressive performance and portability.

• Key Features:

  • 24V, 60Ah (1.5 kWh energy)

  • Long lifespan: 3,000+ cycles

  • Compact, lightweight, and easy to carry

  • 11-year manufacturer warranty

Perfect for smaller trolling motors, kayaks, and compact boats where space and weight savings are critical.

5. Ampere Time (LiTime) 24V 100Ah LiFePO4 Battery

Formerly known as Ampere Time, LiTime has quickly gained popularity with affordable yet reliable LiFePO4 batteries. Their 24V 100Ah marine battery is a strong contender in the market.

• Key Features:

  • 100Ah, 24V capacity with long cycle life

  • Supports series and parallel connections

  • Rugged design for marine use

  • Competitive pricing compared to premium brands

This battery is a great balance between performance and affordability, making it a top choice for budget-conscious boaters.

Comparison Table: Top 5 24V Lithium Marine Batteries

How to Choose the Best 24V Lithium Marine Battery

When deciding which 24 volt lithium marine battery is right for your boat, consider the following factors:

• Capacity (Ah): Larger boats and trolling motors may need 100Ah or higher, while kayaks and smaller vessels can work with 50–60Ah.

• Cycle Life: Look for at least 3,000 cycles for long-term value.

• Weight & Size: Choose a battery that fits your compartment and doesn’t overload your vessel.

• Marine-Grade Design: Waterproofing, anti-corrosion, and vibration resistance are essential for saltwater use.

• Price vs. Performance: Higher-end brands like RELiON and Battle Born provide top performance, while OKMO and LiTime offer excellent value at competitive prices.

Conclusion

Upgrading to a 24 volt lithium marine battery is one of the smartest investments you can make for your boat. Whether you need power for a trolling motor, GPS, sonar, or solar energy system, lithium delivers unmatched reliability and efficiency.

The Top 5 24V lithium marine batteries—OKMO, Battle Born, RELiON, Dakota Lithium, and LiTime—each provide unique strengths, from lightweight portability to premium marine durability. By considering your power needs, budget, and boating style, you can select the perfect battery to keep you powered on the water in 2025 and beyond.