10 Best Lithium Battery For Trolling Motor 2025 in the United States

The Weize 12V 100Ah LiFePO4 lithium battery is a strong choice for anyone needing reliable power for trolling motors or similar marine and RV uses. It offers a solid 100 amp-hour capacity and 12 volts, which fits well with most trolling motor requirements. Weighing just 25 pounds, it is much lighter than traditional lead-acid batteries, making it easier to handle and transport. A key advantage is its long cycle life, rated at over 2000 full cycles and even more if used at half capacity, meaning it lasts significantly longer than typical lead-acid batteries and can save money over time.

The built-in 120A Battery Management System helps protect the battery from common issues like overcharging, overheating, and short circuits, enhancing safety and durability. It also includes low-temperature protection, which is important if you fish or boat in cold weather. The Bluetooth feature is a nice bonus, letting you monitor battery status on your phone, which adds convenience especially on longer trips.

On the downside, it requires a dedicated lithium battery charger, which might be an extra purchase if you don’t already have one. Also, while the battery is compact and versatile, it is designed for a single battery setup or up to two in series, so it may not suit larger setups needing higher voltages. This battery effectively combines safety, performance, and ease of use, making it a practical upgrade from traditional lead-acid batteries for most users seeking a dependable and lightweight power source for their trolling motor or boat.

The Newport 12V50Ah Deep Cycle Marine Battery is a solid choice if you want a lightweight and reliable power source for your trolling motor and other marine electronics. Weighing just 30 pounds, it’s easier to carry and install compared to heavier traditional marine batteries, which is a big plus for small boats or kayaks. This battery offers 12 volts and 50 amp hours, providing a good balance between runtime and power for most casual boating needs. It’s built with sealed AGM lead-acid technology, meaning it’s spill-proof, maintenance-free, and generally safer to use around water.

While it doesn’t list detailed safety features beyond its sealed design, this battery comes with a 1-year limited warranty, which is standard but not very long. The Newport battery delivers dependable power for a medium-duty trolling motor without adding much weight or fuss, offering good value and performance. For heavier use or longer trips, batteries with higher capacity or lithium chemistry might provide extended durability.

The LOSSIGY 36V 100AH Golf Cart LiFePO4 Battery is a strong contender for those looking for a reliable lithium battery for a trolling motor. With a capacity of 100Ah and a voltage of 36V, it delivers a substantial amount of power for extended usage. The battery boasts an impressive cycle life of at least 4000 cycles, meaning it is built to last around 10 years, making it a long-term investment. The peak current capability of 1000A (3-5s) ensures it can handle high-demand situations, which is crucial for trolling motors.

Additionally, it is equipped with a built-in 200A Bluetooth BMS that provides various safety protections like over-current, short circuit, and temperature regulation, enhancing security and durability. The 66.9-pound weight, while relatively heavy, is manageable and reflects the robust build quality. The included 36 Volt 25A lithium charger helps to reduce charging time efficiently. Ease of installation is another highlight, making it user-friendly compared to traditional lead-acid batteries.

However, potential drawbacks include its weight, which might be cumbersome for some users. Those seeking a high-performance, long-lasting, and safe lithium battery for their trolling motor will find the LOSSIGY 36V 100AH a solid choice.