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Best 36 Volt Lithium Trolling Motor Battery: Tested and Reviewed

Charging Guides, May 30, 2025May 30, 2025

Whether you’re chasing trophy fish at sunrise or navigating windy waters on a weekend getaway, having a reliable power source is critical to your boating experience. Trolling motors demand efficiency, consistency, and stamina—and that’s exactly where 36-volt lithium batteries shine. In this guide, we’ve thoroughly tested and reviewed the top-performing 36V lithium trolling motor batteries available today. From run time and durability to weight and charging speed, we evaluated every essential feature anglers and boaters care about most.

List of the Best 36 Volt Lithium Trolling Motor Battery:

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Product

Rating

OGRPHY 36 Volt Lithium Trolling Motor Battery

Best Choice

5/5

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LOSSIGY 36 Volt Lithium Trolling Motor Battery

4.5/5

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LiTime 36 Volt Lithium Trolling Motor Battery

4.5/5

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Check out the detailed reviews below.

1. OGRPHY 36 Volt Lithium Trolling Motor Battery

1. OGRPHY 36 Volt Lithium Trolling Motor Battery

The OGRPHY 36V 100Ah LiFePO4 Lithium Battery offers a high-performance power solution for golf carts, trolling motors, RVs, and solar systems. Delivering 3.84 kWh of energy, this unit is equipped with a robust 200A Battery Management System (BMS) and supports a peak discharge of up to 1000 amps. With a weight of only 63.5 pounds, it provides an impressive power-to-weight ratio, replacing traditional lead-acid systems and cutting vehicle weight by up to 275 pounds in some cases.

Thanks to its upgraded BMS, the battery can handle high-demand motors such as a 70-lb thrust trolling motor or an 8kW golf cart motor. During tests, it powered a 3kW golf cart motor for up to 30 miles—more than enough for an 18-hole round. The included 38.4V 25A onboard charger is capable of reviving low-voltage batteries with a 0V start function. Users can monitor performance in real time via Bluetooth or the built-in LCD screen.

Key Features, Pros, and Cons

Key Features

  • 200A smart BMS with 1000A peak current
  • Built-in Bluetooth + LCD display for real-time monitoring
  • 3.84 kWh energy capacity with 30-mile tested range
  • Lightweight at 63.5 lbs for easier handling and better efficiency
  • Onboard 25A LiFePO4 charger with 0V recovery capability

Pros

  • Long lifespan (5,000+ cycles)
  • High discharge capability for heavy loads
  • Lightweight and compact design
  • Real-time monitoring via app and screen
  • Versatile use: trolling motor, solar, RV, golf cart

Cons

  • Charger smaller than expected
VIEW ON AMAZON

2. LOSSIGY 36 Volt Lithium Trolling Motor Battery

2. LOSSIGY 36 Volt Lithium Trolling Motor Battery

The LOSSIGY 36V 100Ah LiFePO₄ Battery is a high-efficiency, long-lasting power source engineered for golf carts, trolling motors, boats, and other 36V systems. With a 38.4V nominal output and 100Ah capacity, it delivers 3.84 kWh of energy and supports demanding electric applications. Weighing just 66.9 pounds, this lithium battery significantly reduces system weight—up to 300 pounds lighter than comparable lead-acid setups—boosting overall vehicle performance and energy efficiency.

Built with grade-A automotive lithium cells, the LOSSIGY battery ensures stable voltage, higher energy density, and a lifespan exceeding 10 years or 4,000 cycles. Its integrated 200A smart BMS protects against overcharge, short circuits, and extreme temperatures while supporting a peak discharge current of 1000A for 3–5 seconds. This makes it compatible with high-power controllers in most modern golf carts and marine systems.

Bluetooth connectivity allows users to monitor battery health, voltage, and performance through a mobile app—fully set up in under 30 seconds. The included 36V 25A lithium charger ensures quick, efficient recharging.

Key Features, Pros, and Cons

Key Features

  • 200A smart BMS with 1000A (3–5s) peak current
  • Bluetooth monitoring via mobile app
  • Grade-A lithium cells for stability and performance
  • 3.84 kWh energy with 10-year design life
  • Includes 36V 25A LiFePO₄ charger

Pros

  • Lightweight and compact
  • Strong peak power output
  • Fast, efficient charging
  • Easy Bluetooth setup and monitoring
  • Excellent lifespan and build quality

Cons

  • App requires occasional manual pairing
VIEW ON AMAZON

3. LiTime 36 Volt Lithium Trolling Motor Battery

3. LiTime 36 Volt Lithium Trolling Motor Battery

The LiTime 36V 100Ah LiFePO₄ Battery is a high-performance, Bluetooth-enabled deep cycle battery engineered for electric outboard motors, trolling motors, marine vessels, RVs, and off-grid power systems. Weighing approximately 67 pounds, it delivers 3.84 kWh of energy and is built with EV-grade lithium cells rated for 4,000 to 15,000 cycles—offering over 10 years of service life.

This advanced battery supports a 500A surge discharge (1s) and a 1.2C continuous output for up to 3 minutes, making it ideal for high-load startup currents. It is compatible with electric motor brands such as Torqeedo, ePropulsion, Mercury, and Yamaha. The integrated Bluetooth 5.0 allows for smart monitoring, auto-connection, and discharge control directly from your smartphone.

Engineered with low-temperature cut-off protection, it stops charging below 32°F and discharging below -4°F, ensuring safe and efficient operation in cold climates. The custom BMS offers 20+ layers of protection, including overload auto-recovery and salt-spray resistance. With IP65 water/dust resistance and UL1973, CE, FCC, and RoHS certifications, it meets rigorous safety and durability standards. Additionally, this battery supports configurations up to 72V (2S4P), delivering up to 28,800Wh for higher horsepower needs.

Key Features, Pros, and Cons

Key Features

  • 500A surge & 1.2C continuous high-output capability
  • Bluetooth 5.0 smart monitoring system
  • 10+ year lifespan with up to 15,000 cycles
  • 20+ protection BMS with low-temp cut-off
  • IP65 waterproof, certified to UL1973, FCC, CE

Pros

  • Superior high-power discharge for outboards
  • Excellent cold-weather safety features
  • Long life and smart Bluetooth integration
  • Versatile for marine, RV, and home power
  • Expandable to 72V systems

Cons

  • Requires lithium-activation charger to enable Bluetooth
VIEW ON AMAZON

4. Sourcepow 36 Volt Lithium Trolling Motor Battery

4. Sourcepow 36 Volt Lithium Trolling Motor Battery

The SOURCEPOW 36V 105Ah LiFePO₄ Battery is a powerful and efficient energy solution designed specifically for golf carts, trolling motors, RVs, and off-grid applications. With a 3.84V nominal output and a total energy capacity of 4.032 kWh, it offers long run times and robust performance across demanding terrains. Weighing only 67 pounds, this battery delivers the same energy as three 12V 100Ah lithium batteries in series—while being 50% lighter than equivalent lead-acid setups.

Powered by Grade A EVE prismatic LiFePO₄ cells, the battery delivers 200A continuous discharge current, with a peak of 1000A for 3–5 seconds, easily supporting 70-lb thrust trolling motors and 8kW golf motors. The built-in 200A smart BMS ensures full protection against overcharge, over-discharge, high/low temperatures, and short circuits.

Installation is quick and hassle-free thanks to the compact design and no wiring complexity. Users can monitor battery health in real time using the Bluetooth app, while the low-temperature cut-off function ensures safe operation in cold climates. With 6,000+ cycles and a 10-year lifespan, it’s a high-performance, low-maintenance upgrade that’s also backed by a 5-year warranty.

Key Features, Pros, and Cons

Key Features

  • 4.032 kWh capacity with 200A BMS and 1000A peak current
  • Bluetooth app monitoring and real-time data display
  • 6,000+ cycles, 10-year lifespan
  • Includes 43.8V 25A fast charger
  • IP65 waterproof and compact design

Pros

  • High discharge power, great for uphill or heavy loads
  • Lightweight and easy to install
  • Excellent long-term durability
  • Fast charging in under 4.2 hours
  • Real-time monitoring via mobile app

Cons

  • No built-in LCD screen
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5. Paoweric 36 Volt Lithium Trolling Motor Battery

5. Paoweric 36 Volt Lithium Trolling Motor Battery

The Paoweric 36V 100Ah LiFePO₄ Lithium Golf Cart Battery delivers reliable, high-capacity power for golf carts, trolling motors, RVs, and off-grid systems. With a compact footprint of 20.6 x 10.5 x 8.7 inches and weighing just 59 pounds, it offers an energy-dense and lightweight solution ideal for modern electric systems. This battery features a 3.84 kWh capacity and can output up to 7,680 watts, making it well-suited for demanding applications like steep inclines or long-range drives.

Equipped with an intelligent 200A BMS, it provides full protection against overcharge, over-discharge, short circuits, and extreme temperatures. It supports safe operation in a wide range of climates, with a charging range of 32–131°F and a discharge range down to -22°F. Monitoring is made easy with both a built-in LCD screen and mobile app connectivity, giving users real-time access to voltage, state of charge, and system status.

Designed by a manufacturer with over 20 years in lithium battery technology, the Paoweric battery prioritizes safety, performance, and affordability. It is also compatible with many 36V systems and includes a matching charger, shipped separately.

Key Features, Pros, and Cons

Key Features

  • 3.84 kWh capacity with 7,680W max output
  • Dual monitoring via LCD display and smartphone app
  • 200A BMS with full safety protection features
  • Wide temperature tolerance (-22°F to 131°F)
  • Compact and lightweight design at 59 lbs

Pros

  • Easy to install and well-suited for golf carts
  • High energy output with real-time monitoring
  • Safe in extreme weather conditions
  • Lightweight and compact
  • Strong value for the price

Cons

  • Charger ships separately
  • No Bluetooth auto-connect feature
VIEW ON AMAZON

6. Enjoybot 36 Volt Lithium Trolling Motor Battery

6. Enjoybot 36 Volt Lithium Trolling Motor Battery

The Enjoybot 36V 100Ah LiFePO₄ Lithium Battery is a high-efficiency, long-life power solution designed for golf carts, RVs, trolling motors, and solar systems. With a 38.4V output and 3.84 kWh capacity, it delivers consistent energy for demanding applications while saving space and charging time. At just 63.2 pounds, it’s significantly lighter than lead-acid alternatives and offers a compact footprint of 20.4 x 10.6 x 8.66 inches.

Engineered with Grade-A prismatic cells and a built-in 100A intelligent BMS, this battery supports a 500A peak discharge (3–5 seconds) and motors up to 5kW, making it ideal for high-performance golf carts and trolling motors up to 120 lbs thrust. Safety is prioritized with protection against overcharge, over-discharge, overload, short circuit, and temperature extremes. It also features low-temperature cut-off to ensure reliable operation in harsh environments.

With Bluetooth connectivity, users can monitor real-time data—including voltage, current, and individual cell health—within a 5-meter range via a smartphone app. The Enjoybot battery supports parallel configurations up to 36V 400Ah (15.36kWh), providing expandable storage for larger systems. It offers 6,000+ cycles and a 10-year lifespan, delivering long-term performance and excellent value.

Key Features, Pros, and Cons

Key Features

  • 3.84 kWh capacity with 500A peak current
  • Grade-A prismatic cells with 6,000+ cycles
  • Bluetooth monitoring via mobile app
  • Built-in 100A smart BMS with low-temp cut-off
  • Parallel support for 15.36kWh energy system

Pros

  • Lightweight and compact
  • Real-time Bluetooth data monitoring
  • Long cycle life and 10-year durability
  • Fast charging and space-saving design
  • Safe for harsh climates

Cons

  • Does not support series connection
  • App limited to 5-meter range
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7. WEIZE 36 Volt Lithium Trolling Motor Battery

7. WEIZE 36 Volt Lithium Trolling Motor Battery

The WEIZE 36V 60Ah LiFePO₄ Lithium Battery offers a lightweight, high-performance power solution ideal for golf carts, trolling motors, RVs, and solar energy systems. With a total energy capacity of 2.304 kWh, this battery supports up to 4,608 watts of output and features a continuous discharge current of 120A, with a 350A peak for 5 seconds—perfect for medium-demand electric applications.

Built using Grade A LiFePO₄ cells, the battery boasts an impressive cycle life of 2,000+ at 100% depth of discharge, and up to 8,000 cycles at 50%, ensuring longevity and reduced total cost of ownership. It includes a 150A smart BMS that offers protection against overcharging, over-discharging, overheating, and short circuits. Additionally, it has low-temperature charging protection, making it suitable for cold-weather environments.

At only a third the weight of comparable lead-acid batteries, it helps reduce overall vehicle weight by up to 270 pounds, enhancing speed and efficiency. The built-in Bluetooth monitoring system provides real-time battery data via a smartphone app, improving user control and oversight. This battery is maintenance-free, eco-friendly, and compact, delivering strong value and ease of installation for both mobile and off-grid setups.

Key Features, Pros, and Cons

Key Features

  • 2.304 kWh capacity with 350A (5s) peak
  • Built-in 150A BMS with full safety protections
  • Bluetooth-enabled app for live data monitoring
  • 2,000–8,000 cycle life for long-term reliability
  • Lightweight, compact, and easy to install

Pros

  • Great energy density, compact form
  • Real-time Bluetooth data tracking
  • Cold-weather and thermal protection
  • Long lifespan reduces replacement costs
  • Significant weight savings

Cons

  • Not suitable for series connection
  • No LCD display
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8. PUPVWMHB 36 Volt Lithium Trolling Motor Battery

8. PUPVWMHB 36 Volt Lithium Trolling Motor Battery

The PUPVWMHB 36V 105Ah LiFePO₄ Lithium Battery is a high-capacity, Bluetooth-enabled energy solution designed for golf carts, RVs, trolling motors, and solar systems. Delivering 3.78 kWh of energy with 36 volts and 105 amp-hours, this battery supports powerful applications with efficiency and safety. It weighs only 67 pounds, making it a lightweight upgrade over traditional lead-acid options.

Engineered with Grade A cylindrical LiFePO₄ cells, the battery offers superior heat dissipation, low internal resistance, and high discharge performance. It supports up to 400 amps peak for 5 seconds, and a continuous discharge of 200 amps, ideal for systems requiring quick bursts of power. The built-in 200A BMS protects against overcharge, over-discharge, over-current, short circuits, and extreme temperatures, while its low-temp cut-off feature ensures safe charging below 32°F.

With an expected lifetime of 10 years and up to 15,000 charge cycles, it offers exceptional long-term value. Bluetooth connectivity allows users to monitor key data like voltage, current, and state of charge via a mobile app within a 5–10 meter range.

Key Features, Pros, and Cons

Key Features

  • 3.78 kWh energy, 200A continuous, 400A peak (5s)
  • Bluetooth app monitoring within 5–10 meters
  • Grade A LiFePO₄ cylindrical cells with high thermal resistance
  • Built-in 200A BMS and low-temperature charging cut-off
  • Up to 15,000 cycles and 10-year lifespan

Pros

  • High discharge power for demanding loads
  • Easy monitoring via Bluetooth app
  • Long cycle life and solid efficiency
  • Lightweight and easy to install
  • Certified for safety (UL, UN38.3, CE, RoHS)

Cons

  • Bluetooth range limited to 10 meters
  • No integrated LCD screen
VIEW ON AMAZON

9. FLLYROWER 36 Volt Lithium Trolling Motor Battery

9. FLLYROWER 36 Volt Lithium Trolling Motor Battery

The FLLYROWER 36V 100Ah LiFePO₄ Lithium Battery is a high-performance, deep cycle battery designed for marine trolling motors, RVs, solar systems, golf carts, and off-grid setups. It delivers 3.84 kWh of energy at 36 volts and is built with Grade A LiFePO₄ cells to ensure optimal efficiency, stability, and durability. Weighing significantly less than traditional lead-acid options, it is easy to handle and install, making it an ideal solution for mobile and compact energy systems.

With an impressive lifespan of up to 16,500 cycles and 10-year expected life, this battery is engineered for longevity and value. Its 200A smart BMS provides robust protection against overcharging, over-discharging, short circuits, overheating, and both high and low temperature extremes. The integrated Bluetooth app allows users to monitor real-time battery status and health.

In addition, the battery supports unlimited parallel connections, enabling scalable energy storage solutions for large off-grid or RV systems. It charges faster than lead-acid batteries and delivers sustained, reliable power throughout the day.

Key Features, Pros, and Cons

Key Features

  • 3.84 kWh capacity, 200A smart BMS
  • Up to 16,500 deep cycles, 10-year life
  • Bluetooth-enabled monitoring app
  • Parallel expandable (no limit)
  • Lightweight, compact with carry handle

Pros

  • Exceptional cycle life and reliability
  • Fast charging and long runtime
  • Strong BMS protection and app control
  • Ideal for trolling motors, RVs, and solar
  • Easy to transport and install

Cons

  • Lacks built-in LCD display
VIEW ON AMAZON

Why Choose a 36 Volt Lithium Trolling Motor Battery?

When it comes to powering your trolling motor, not all batteries are created equal. If you’re looking for maximum efficiency, reliability, and performance, a 36V lithium battery stands out as one of the best choices on the market today. Here’s why more anglers and boaters are making the switch.

Higher Voltage Means More Power

A 36V system delivers more power than a 12V or 24V setup, which makes it ideal for high-thrust trolling motors and larger boats. This higher voltage allows for longer run times and better performance, especially in strong currents, windy conditions, or when covering large bodies of water. If you want consistent thrust over extended periods, 36V is the way to go.

Lithium Technology Offers Superior Efficiency

Lithium batteries, particularly LiFePO₄ (Lithium Iron Phosphate), are far more efficient than traditional lead-acid batteries. They charge faster, weigh significantly less, and offer nearly 100% usable capacity. With a lithium battery, you can expect consistent voltage output right up until the battery is nearly empty—unlike lead-acid batteries, which gradually lose power.

This means your trolling motor will run at full strength throughout your trip, with no sudden power drops or sluggish performance near the end of a charge.

Lighter Weight for Better Boat Performance

A typical 36V lead-acid battery bank (usually three 12V batteries connected in series) can weigh well over 200 pounds. A single 36V lithium battery, on the other hand, often weighs under 80 pounds. That dramatic reduction in weight improves your boat’s speed, maneuverability, and fuel efficiency (if using a hybrid system).

Less weight also means less stress on your transom or battery tray, and it frees up valuable space on board.

Longer Lifespan and Lower Maintenance

One of the biggest advantages of lithium batteries is their incredible longevity. A quality lithium battery can last 8–10 years or more, with thousands of charge cycles. In contrast, lead-acid batteries typically need replacing every 2–3 years, especially if heavily used.

Additionally, lithium batteries are virtually maintenance-free. There’s no need to top off fluids, equalize cells, or worry about sulfation. You simply charge and go.

More Compact and Space-Saving

Space is often limited on boats, especially smaller fishing vessels or kayaks. Lithium batteries are more compact, meaning you can achieve 36V power in a smaller footprint. This gives you more room for gear, coolers, or even extra passengers.

This is particularly beneficial if you’re trying to install a clean, efficient power system without adding clutter or weight to your deck.

Improved Safety and Built-In Protection

Modern 36V lithium batteries come equipped with a Battery Management System (BMS), which protects against overcharging, over-discharging, overheating, and short circuits. Some even offer Bluetooth monitoring via smartphone apps, allowing you to check battery health, voltage, and charge status in real time.

Compared to traditional batteries, lithium models are far less likely to leak acid, emit harmful gases, or suffer from thermal runaway when used correctly.

Eco-Friendly and Sustainable

Lithium batteries are a greener option compared to lead-acid alternatives. They last longer, produce no emissions during use, and don’t require harmful materials like lead or acid. This makes them a more environmentally responsible choice for eco-conscious anglers and boaters.

Plus, their efficiency means less energy is wasted during charging, helping you reduce your overall energy footprint.

How to Choose the Best 36V Lithium Trolling Motor Battery?

Choosing the right 36V lithium battery for your trolling motor can dramatically improve your time on the water. Whether you’re fishing all day or just taking the boat out for a quick spin, the battery is your power foundation. Here are the key features and factors to consider before making a purchase.

Battery Capacity (Amp Hours)

The battery’s capacity, measured in amp-hours (Ah), determines how long it can power your trolling motor. The higher the Ah, the longer your motor can run on a single charge. For example:

Amp Hours (Ah)Estimated Run Time*Ideal For
50Ah2–4 hoursShort trips, smaller motors
100Ah6–8 hoursMedium usage, all-day fishing
120Ah+8–10+ hoursHeavy-duty use, large boats

*Actual run time depends on motor thrust, speed settings, and environmental conditions.

When in doubt, go for a higher capacity to avoid running out of power mid-trip.

Weight and Size

Lithium batteries are significantly lighter than their lead-acid counterparts—sometimes by more than 50%. This reduction in weight improves your boat’s speed, maneuverability, and fuel efficiency (if you have a dual system).

Compact size is also crucial, especially if you’re working with limited storage space. Always check the battery dimensions to ensure it fits your battery compartment or tray.

Battery Management System (BMS)

A quality 36V lithium battery should include a built-in Battery Management System (BMS). This internal feature protects the battery from:

  • Overcharging
  • Over-discharging
  • Short circuits
  • Overheating
  • Cell imbalance

BMS not only enhances safety but also extends the battery’s life. Some advanced models even offer Bluetooth connectivity to monitor performance in real time.

Cycle Life and Longevity

Lithium batteries typically have a much longer cycle life than lead-acid options—often 3,000 to 5,000 charge cycles or more. That means if you use your trolling motor frequently, a lithium battery can easily last 8–10 years or longer, providing much better long-term value.

When comparing models, look for clearly stated cycle life ratings. More cycles mean better return on investment.

Charging Time and Compatibility

Lithium batteries charge significantly faster than traditional deep-cycle batteries. However, make sure the charger you use is lithium-compatible. Some models come with proprietary chargers, while others allow flexibility.

Look for features such as:

  • Fast charging support
  • Compatible with solar chargers
  • Built-in charging protection

Quick charging is especially useful for anglers who fish multiple days in a row and can’t afford long charging downtimes.

Waterproofing and Durability

Since trolling motors are used in wet environments, your battery must be tough enough to handle the elements. Look for the following:

  • Waterproof or water-resistant casing (IP65 or higher is preferred)
  • Vibration resistance for rough waters
  • Corrosion-resistant terminals (especially for saltwater use)

If you fish in extreme conditions, investing in a ruggedized battery can prevent future issues.

Warranty and Customer Support

A strong warranty is a sign of confidence from the manufacturer. Look for:

  • At least a 5-year warranty (some offer up to 10 years)
  • Responsive customer service
  • Clear replacement policies

Read reviews to see how the company handles real-world issues—this can save you headaches if problems arise.

Summary Table: Key Features to Evaluate

FeatureWhy It MattersWhat to Look For
Capacity (Ah)Determines run time100Ah or higher for full-day use
Weight & SizeAffects boat performance and installationLightweight and compact
BMSProtects battery and improves longevityOvercharge, temp, short-circuit protection
Cycle LifeAffects long-term value3000+ cycles
Charging TimeImpacts downtimeFast-charging, compatible charger
WaterproofingEnsures durability in wet conditionsIP65+ rating
Warranty & SupportReduces risk, adds peace of mind5–10 years with good customer feedback

Frequently Asked Questions About the Best 36 Volt Lithium Trolling Motor Battery

1. Can I replace my lead-acid battery with a lithium battery directly?

In most cases, yes. Lithium batteries are often designed to be drop-in replacements for lead-acid batteries. However, you should always check the size, voltage, and terminal configuration to ensure compatibility. Also, some older chargers may not work properly with lithium batteries and could cause damage, so replacing the charger may be necessary.

2. Do I need a special charger for a 36V lithium battery?

Yes, using a charger designed for lithium iron phosphate (LiFePO₄) batteries is highly recommended. These chargers use a charging profile optimized for lithium chemistry, ensuring full charging without overvoltage or overheating. Some batteries come with a matching charger, while others require you to buy one separately.

3. How long will a 36V lithium battery last?

Lithium batteries typically last between 8 to 10 years, or around 3,000 to 5,000 charging cycles. This is significantly longer than lead-acid batteries, which often degrade after just 300 to 500 cycles. With proper maintenance and storage, your lithium battery can provide consistent performance for nearly a decade.

4. Is it safe to use a lithium battery in saltwater environments?

Yes, many lithium batteries are designed to be used in saltwater conditions, but not all are. For saltwater use, make sure the battery housing is corrosion-resistant and rated for marine environments. Also, rinse your equipment with fresh water after use to reduce salt buildup and extend the life of your system.

5. What size (amp-hour) battery do I need for my trolling motor?

The size depends on your trolling motor’s power consumption and how long you plan to be on the water. A 100Ah battery is a good all-around choice for full-day fishing, while a 120Ah or larger battery may be better for extended trips or higher thrust motors. Lighter, shorter trips may be fine with a 50Ah or 60Ah battery.

6. Can I charge a 36V lithium battery with solar panels?

Yes, many lithium batteries are compatible with solar charging systems, provided you use a solar charge controller rated for lithium batteries. This is especially useful for off-grid charging or multi-day trips where traditional charging options are not available.

7. What is a Battery Management System (BMS), and do I need it?

A BMS is an internal circuit that monitors and manages the performance of the battery. It prevents overcharging, deep discharging, short circuits, and overheating. A quality BMS is essential for safety and long battery life, and you should never use a lithium battery that doesn’t have one built in.

8. Will a 36V lithium battery give me more power than a lead-acid battery?

Not necessarily more power, but more usable power. Lithium batteries maintain a steady voltage throughout most of their discharge cycle, unlike lead-acid batteries, which experience voltage drop as they discharge. This means your trolling motor will perform more consistently with lithium, even when the battery is low.

9. How do I store my lithium battery during the off-season?

Store the battery in a cool, dry place, ideally between 50–70°F (10–21°C). Charge it to about 50% before storage, and disconnect it from any devices. Most modern lithium batteries have a sleep mode or storage setting to prevent self-discharge. Avoid storing it fully charged or fully depleted.

10. Are 36V lithium batteries worth the higher price?

While lithium batteries have a higher upfront cost, they offer much better long-term value. With longer lifespan, faster charging, lighter weight, and lower maintenance, they often pay for themselves over time—especially for avid boaters or anglers. If you use your trolling motor frequently, investing in a lithium battery is usually the smarter choice.

Final Thoughts

Choosing the right 36V lithium trolling motor battery isn’t just about brand names or specs on paper—it’s about real-world performance, dependability, and value over time. Our hands-on reviews and comparisons have shown that while many options perform well, only a few truly stand out in terms of longevity, power delivery, and smart design.

Check out our other charging guides below.

  • Best 48V Lithium Golf Cart Battery
  • Best Level 2 EV Charger for Home
  • Best Automatic Car Battery Charger
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