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10 Best Trolling Motor Batteries 2025 in the United States

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#1

Winner

LiTime 12V 50Ah Plus LiFePO4 Lithium Battery for Trolling Motor, 50A BMS, 10 Years Lifetime 4000+ Cycles Output Power 640W, Perfect for RV, Boat Marine Trolling Motor Camping

The LiTime 12V 50Ah Plus LiFePO4 Lithium Battery is a lightweight and versatile option for trolling motors and various other applications like RVs, boats, and camping. Weighing only 11.57 pounds, it is significantly lighter than traditional lead-acid batteries, making it easy to handle and install. With a capacity of 50Ah, this lithium battery offers a high energy density and stable performance.

The built-in Battery Management System (BMS) protects against overcharging, discharging, and short-circuiting, ensuring safety and reliability over its 10-year lifespan. It also boasts an impressive 4000+ charge cycles, which is much higher than the 300-500 cycles of lead-acid batteries. With a voltage of 12V and a reserve capacity that allows it to maintain a flat discharge curve above 12.8V, this battery provides consistent power output for its entire capacity.

Despite its relatively high upfront cost, the long-term value is notable due to its extended lifespan and efficiency. However, it should not be used as a car, starting, or golf cart battery. In summary, the LiTime LiFePO4 battery is an excellent choice for those needing a durable, lightweight, and high-performing power source for their trolling motor and other similar applications.

Customer Highlights

A summary of real customer reviews to highlight what shoppers are saying!
Weight
Lightweight and easy to handle, perfect for various applications like camping and emergency power.
#2

LiTime 12V 100Ah TM Low-Temp Protection LiFePO4 Battery Built-in 100A BMS, Group 31 Deep Cycle, Lithium Iron Phosphate Battery Perfect for Trolling Motors, Yacht, Marine, Boat, RV, Home Energy

The LiTime 12V 100Ah TM Low-Temp Protection LiFePO4 Battery is designed specifically for trolling motors and other marine applications, making it a strong candidate for those who spend time on the water. One of its key strengths is its durability; the battery includes a built-in BMS (Battery Management System) that offers triple protection against dust, water, and salt, making it suitable for harsh marine environments. Additionally, it has a low-temperature cut-off feature, ensuring safe operation even in cooler conditions.

Another advantage is its impressive lifespan. With up to 4,000 cycles at 100% depth of discharge, it significantly outlasts traditional lead-acid batteries, which usually only last around 3 years. This can result in long-term cost savings and reliability, especially for avid boaters. The battery also offers automatic overload protection, allowing it to recover from overload situations without requiring manual intervention.

However, there are a few drawbacks to consider. Weighing in at 46 pounds, it may be heavier than some users prefer, and its size could pose challenges for compact installations. The battery is primarily designed for deep cycle applications, which may not be the best fit for those solely looking for a starting battery. Lastly, LiTime provides a 5-year warranty, which adds a layer of assurance for new buyers. This battery is an excellent choice for those who need a reliable, long-lasting power source for trolling motors and similar applications, but potential buyers should assess their specific space and weight constraints before committing.

Customer Highlights

A summary of real customer reviews to highlight what shoppers are saying!
Battery Type
Switching from lead-acid to this lithium battery is like night and day, with full power throughout the discharge process.
Reserve Capacity (RC)
The battery stays charged for a long time, making long fishing trips more enjoyable.
Weight
Lightweight compared to lead-acid batteries, it significantly reduces the overall weight on the boat.
Durability and Build Quality
Running the trolling motor at high speed for over 3 miles without any power loss demonstrates its impressive performance.
#3

GrenerPower 12.8V 100Ah LiFePO4 Battery, Built-in 100A BMS, Max.1280Wh Lithium Iron Phosphate Battery with Up to 15000 Cycles & 10 Years Lifespan for RV, Camper, Solar Energy, Off Grid, Trolling Motor

The GrenerPower 12.8V 100Ah LiFePO4 Battery is a solid choice for those in need of a dependable battery for their trolling motors. With a high battery capacity of 100Ah and a built-in 100A Battery Management System (BMS), this battery offers advanced safety and efficiency. Its lightweight design, at just 22.6 pounds, makes it easy to handle and install, which is a significant advantage over traditional lead-acid batteries.

Additionally, the battery’s durability is impressive, with up to 15,000 cycles and a lifespan of up to 10 years, making it a long-term investment for RVs, campers, and solar energy systems. The voltage of 12.8V is standard for most trolling motors, and the ability to connect multiple batteries in parallel or series allows for customization to meet higher energy needs, such as in solar home systems or larger setups.

One key strength is its environmental friendliness, as it eliminates pollutants associated with traditional batteries. However, it cannot be used as a starting battery, car battery, or golf cart battery, which could limit its versatility for some users. Another potential drawback is that it may require technical support when integrated with systems designed for lead-acid batteries. Despite these limitations, its strong build quality, high energy density, and ample customer support make it a reliable partner for various outdoor and off-grid applications.

Customer Highlights

A summary of real customer reviews to highlight what shoppers are saying!
Battery Type
An impressive upgrade from traditional marine batteries, delivering exceptional performance with trolling motors.
Battery Capacity (Ah)
100Ah capacity is fully usable, unlike lead-acid or AGM batteries where only half of the rated capacity is accessible.
Durability and Build Quality
The battery supports long-distance travel at top speeds without any noticeable dip in power.

Buying Guide for the Best Trolling Motor Batteries

Choosing the right trolling motor battery is crucial for ensuring a smooth and enjoyable boating experience. The right battery will provide reliable power, last longer, and require less maintenance. When selecting a trolling motor battery, it's important to consider several key specifications to ensure you get the best fit for your needs. Understanding these specs will help you make an informed decision and avoid any potential issues on the water.
Battery TypeThe type of battery you choose is important because it affects the performance, lifespan, and maintenance requirements. The main types are Lead-Acid (Flooded), AGM (Absorbed Glass Mat), and Lithium-Ion. Lead-Acid batteries are the most affordable but require regular maintenance and have a shorter lifespan. AGM batteries are maintenance-free, have a longer lifespan, and are more resistant to vibrations. Lithium-Ion batteries are the most expensive but offer the longest lifespan, are lightweight, and have the fastest charging times. Choose a battery type based on your budget, maintenance preference, and how often you use your trolling motor.
Battery Capacity (Ah)Battery capacity, measured in ampere-hours (Ah), indicates how much energy the battery can store. This is important because it determines how long your trolling motor can run before needing a recharge. Batteries with higher Ah ratings can run longer. For light use, such as occasional fishing trips, a battery with 50-100 Ah may suffice. For more frequent or extended use, consider a battery with 100-200 Ah or more. Assess your typical usage patterns to determine the right capacity for your needs.
VoltageTrolling motor batteries typically come in 12V, 24V, and 36V options. The voltage you need depends on your trolling motor's requirements. Higher voltage systems (24V or 36V) provide more power and efficiency, which is beneficial for larger boats or stronger currents. However, they require multiple batteries connected in series. For smaller boats or less demanding conditions, a single 12V battery may be sufficient. Check your trolling motor's specifications to determine the appropriate voltage.
Reserve Capacity (RC)Reserve capacity (RC) measures how long a battery can deliver a consistent power output before dropping below a certain voltage. This is important for ensuring your trolling motor has a steady power supply during extended use. Higher RC values mean the battery can sustain power for longer periods. If you plan on long fishing trips or extended use, look for batteries with higher RC ratings. For shorter outings, a lower RC may be adequate.
WeightThe weight of the battery is an important consideration, especially if you need to move it frequently or if your boat has weight limitations. Heavier batteries can be more cumbersome to handle but often have higher capacities. Lighter batteries, such as Lithium-Ion, are easier to transport and install but come at a higher cost. Consider your ability to handle the battery and your boat's weight capacity when making your choice.
Durability and Build QualityDurability and build quality are crucial for ensuring the battery can withstand the harsh marine environment. Look for batteries with robust construction, good sealing, and resistance to vibrations and shocks. AGM and Lithium-Ion batteries generally offer better durability compared to traditional Lead-Acid batteries. If you frequently boat in rough waters or need a battery that can handle tough conditions, prioritize durability and build quality in your selection.

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