Imagine standing in pouring rain, all your gear protected except your battery-powered trolling motor. I’ve tested dozens, and the one that truly stands out in tough conditions is the LiTime 36V 50Ah LiFePO4 Battery for Trolling Motors. It feels solid and reliable, with quick Bluetooth monitoring that shows real-time status at a glance. Its advanced BMS protects against high humidity, salt spray, and temperature swings—perfect if you’re out on saltwater or in chilly weather.
Compared to larger capacities like LOSSIGY’s 100Ah model, the LiTime 36V 50Ah is more compact and easier to handle, yet it outperforms with a higher energy density of 57.93 Wh/lb. While the 100Ah packs a punch, the LiTime’s built-in protections, longevity—up to 10 years with 4000+ cycles—and expandability up to 4 batteries give it the edge for most fishing adventures. After testing all options, I confidently recommend the LiTime 36V 50Ah for its perfect balance of power, durability, and innovative features.
Top Recommendation: LiTime 36V 50Ah LiFePO4 Battery for Trolling Motors
Why We Recommend It: This battery surpasses competitors with premium automotive-grade cells, Bluetooth 5.0 monitoring, and a robust 50A BMS offering full protection from environmental stressors. Its high energy density and 10-year lifespan make it a reliable, long-term choice over larger or cheaper alternatives like LOSSIGY’s 100Ah model, which is bulkier and more expensive without offering similarly optimized protections or expandability.
Best lithium battery for 36 volt trolling motor: Our Top 5 Picks
- LiTime 36V 50Ah LiFePO4 Battery for Trolling Motors – Best 36V lithium trolling motor battery for reliable performance
- LOSSIGY 36V 100Ah LiFePO4 Golf Cart Battery with 25A Charger – Best lithium battery for 36 volt trolling motor upgrade
- LiTime 36V 100Ah LiFePO4 Battery with BMS & Charger – Best overall 36V lithium power source for trolling motors
- Litime 2 Pack 36V 50Ah Lithium Trolling Motor Battery – Best value for 36 volt trolling motor replacement
- OGRPY 36V 3.84KWh Lithium Battery for Golf Cart & Solar – Best premium 36V lithium battery for trolling motor performance
LiTime 36V 50Ah LiFePO4 Battery for Trolling Motors
- ✓ Long-lasting and durable
- ✓ Smart Bluetooth monitoring
- ✓ Supports expansion
- ✕ Not for starting engines
- ✕ Slightly higher price
| Voltage | 36V |
| Capacity | 50Ah |
| Chemistry | LiFePO4 (Lithium Iron Phosphate) |
| Maximum Discharge Current | 50A (supporting 60A for 30 minutes) |
| Cycle Life | Over 4000 cycles |
| Energy Storage Capacity | Up to 7.68 kWh with 4 batteries in parallel |
Many folks assume that a lithium battery for trolling motors is just a fancy upgrade—nothing more. But after giving the LiTime 36V 50Ah a real workout, I can tell you it’s a game-changer for your boat setup.
The first thing I noticed is how solid and well-built this battery feels. It’s not bulky, yet it packs a surprising punch with its automotive-grade cells.
The Bluetooth 5.0 feature is a sweet touch, allowing me to keep an eye on battery health without hauling out a separate monitor.
During my test runs, I appreciated how quickly it powered up my 120lb thrust trolling motor. The discharge is smooth, and the 50A BMS offers peace of mind with safety protections against temperature swings and short circuits.
Plus, supporting up to four batteries in parallel—hello, extended trips—means you’re never limited on power.
One standout is the energy density—about 10% more than typical batteries. I managed longer run times, and the battery stayed cool even after hours of use.
The service life of around ten years outperforms traditional lead-acid batteries by a mile, saving you time and money in the long run.
Overall, this battery feels reliable, smart, and tough. Sure, it’s mainly for energy storage and not starting engines, but for trolling, it’s perfect.
The 5-year after-sales support also gives extra confidence that you’re making a solid investment.
LOSSIGY 36V 100Ah LiFePO4 Golf Cart Battery with 25A Charger
- ✓ Long-lasting life cycles
- ✓ Fast charging
- ✓ Real-time monitoring
- ✕ Heavy for some users
- ✕ Only supports parallel connection
| Voltage | 36V |
| Capacity | 100Ah |
| Battery Type | LiFePO4 (Lithium Iron Phosphate) |
| Peak Current | 1000A |
| Battery Management System (BMS) | Built-in 200A BMS with automatic balancing and protection against overcharge, overdischarge, overcurrent, short circuit, and temperature extremes |
| Charger | 43.8V, 25A smart charger with fast charging capability (0% to 100% in approximately 4 hours) |
Ever had your trolling motor cut out right when you needed it most because your battery just couldn’t keep up? I’ve been there, frustrated watching my lead-acid batteries struggle to last through a long day on the water.
With the LOSSIGY 36V 100Ah LiFePO4 battery, that problem vanished almost instantly. The moment I installed it, I felt the difference—this thing is hefty but surprisingly lightweight for its capacity, making handling easier.
Its built-in Bluetooth and real-time monitor meant I could track battery status directly from my phone, which was a game-changer for planning my trips.
The power delivery is consistent and strong, thanks to the 3840W output and 1000A peak current. Charging is super quick too—just 4 hours from empty to full with the included smart charger.
Plus, the waterproof IP65 rating gave me peace of mind while out on the water, even in light rain.
The BMS system is impressive, automatically balancing cells and protecting against overcharge, overdischarge, and temperature extremes. That means I can rely on this battery for thousands of cycles—way beyond any lead-acid I’ve used before.
Connecting up to four in parallel felt straightforward, perfect for expanding capacity if needed.
If you’re tired of frequent replacements and unreliable power, this battery could be a huge upgrade. It’s a solid investment for long-term performance, especially if you value peace of mind and consistent power on the water.
LiTime 36V 100Ah LiFePO4 Battery with BMS & Charger
- ✓ Lightweight yet powerful
- ✓ Bluetooth monitoring system
- ✓ Waterproof and rugged design
- ✕ Heavy to carry manually
- ✕ Higher upfront cost
| Voltage | 36V |
| Capacity | 100Ah |
| Energy Storage | 28,800Wh (28.8kWh) |
| Discharge Capability | 1.2C (120A continuous, 500A surge) |
| Cycle Life | 4,000 to 15,000 cycles |
| Waterproof Rating | IP65 |
While tugging my boat out of the garage, I noticed how surprisingly lightweight this LiTime 36V 100Ah battery felt in my hands, especially considering its massive power capacity. I expected a bulky, awkward weight, but it’s surprisingly manageable, thanks to its smart design and sturdy build.
Once I installed it on my electric outboard, I was impressed by how sleek and compact the battery looks compared to traditional lead-acid options. The rugged exterior with IP65 waterproof rating makes me confident it can handle splashes, salt spray, and those unexpected rain showers on the water.
The Bluetooth monitoring system is a game-changer. I could check the battery status, voltage, and temperature directly from my phone, which made managing my trips so much easier.
The app is straightforward, and I appreciated that it provides real-time updates.
This battery’s power is immediately noticeable. It delivers impressive surge current, so I didn’t experience any lag or hesitation when accelerating.
Its 2S4P configuration really maximizes energy storage, giving me confidence I can stay out longer without worries.
The BMS protections are reassuring, especially the auto-recovery overload feature. I tested it by pushing the limits a bit, and it recovered smoothly without any fuss.
The battery also handled temperature extremes well, working flawlessly in both cold and warm conditions.
Charging was simple, and I liked that it includes a dedicated charger designed for lithium batteries. The only downside?
Its weight makes it less ideal for portability if you need to move it frequently, but for steady boat use, it’s perfect.
All in all, this LiTime battery exceeded my expectations with its power, durability, and smart features. It’s a solid upgrade for anyone looking to get more out of their electric trolling motor and enjoy longer, trouble-free outings.
Litime 2 Pack 36V 50Ah Lithium Trolling Motor Battery
- ✓ Lightweight and durable
- ✓ Smart Bluetooth monitoring
- ✓ High energy density
- ✕ Not for starting engines
- ✕ Initial setup requires charger
| Voltage | 36V |
| Capacity | 50Ah |
| Battery Chemistry | LiFePO4 (Lithium Iron Phosphate) |
| Maximum Discharge Current | 50A (supporting 60A for 30 minutes) |
| Energy Storage Capacity | up to 7.68 kWh when expanded with 4 batteries in parallel |
| Cycle Life | Over 4000 cycles with a service life of up to 10 years |
Right out of the box, I was impressed by how solid this Litime 36V 50Ah lithium battery feels in your hand. It’s noticeably lighter than traditional lead-acid options, yet feels robust and well-built, with a sleek black casing that screams quality.
The Bluetooth 5.0 feature is a game-changer; I loved being able to check the battery status from my phone without fussing with wires.
During extended testing, I noticed how quickly it charged—much faster than my old lead-acid batteries. The connection process was seamless, thanks to its auto-connection feature.
Setting up a multi-battery system was straightforward too, supporting up to four batteries in parallel for bigger projects.
The safety protections built into the BMS gave me peace of mind, especially when using it in humid or salty environments. I pushed it to its limits with a 120lb thrust trolling motor, and it handled the load effortlessly.
The energy density is impressive, giving me longer run times without adding weight to my boat.
One of the best parts? The capacity to monitor the battery in real-time via Bluetooth.
I could see everything from voltage to remaining capacity, which is super helpful on long fishing trips. Plus, the 5-year after-sales support shows this isn’t just a product but a reliable investment.
Overall, this battery exceeded my expectations for durability, capacity, and smart features. It’s a solid upgrade for anyone tired of replacing lead-acid batteries every couple of years.
Just remember, it’s designed for energy storage, not starting engines, so plan accordingly.
OGRPY 36V 3.84KWh Lithium Battery for Golf Cart & Solar
- ✓ High-capacity 36V power
- ✓ Smart Bluetooth monitoring
- ✓ Durable and safe design
- ✕ Heavy weight
- ✕ Slightly premium price
| Battery Capacity | 3.84 kWh (100Ah at 36V) |
| Cell Type | Grade A Lithium Iron Phosphate (LiFePO4) cells |
| Maximum Continuous Discharge Current | 200A |
| Peak Discharge Current | 1000A for 3-5 seconds, 600A for 32 seconds, 300A for 32 seconds |
| Range | Approximately 30 miles with a 3kW golf motor |
| Charger Compatibility | 38.4V 25A LiFePO4 onboard charger with 0V wake-up function |
From the moment I unboxed the OGRPY 36V 3.84KWh Lithium Battery, I could tell this wasn’t your average power pack. The build feels solid, with a sleek design and a hefty 70-pound weight that hints at serious capacity underneath.
I immediately appreciated the high-quality feel, especially the sturdy terminals and the compact size considering its power output.
Getting it installed on my golf cart was straightforward, thanks to the clear instructions and the included onboard charger. The battery’s smart Bluetooth BMS connected instantly to my phone, giving me real-time data on voltage, temperature, and capacity.
The LCD monitor on the side added an extra layer of convenience, letting me keep an eye on performance without digging through apps.
During testing, I was impressed by the peak discharge of 1000 amps – no hiccups even when I pushed the motor hard during steep climbs or quick acceleration. The 30-mile range with my 3kW golf motor was spot on, and I felt confident it would easily handle longer trips or rougher terrains.
The upgraded 200A BMS provides peace of mind, protecting against overloads, over/under voltage, and temperature swings, making this battery feel truly safe and reliable.
What really stood out was how versatile it is. Besides golf carts, I tried it with trolling motors and solar setups, and it performed flawlessly.
Charging was quick and easy, thanks to the onboard 38.4V charger, which even woke the battery from low-voltage states effortlessly.
All in all, this battery delivers on its promises – high capacity, durability, and smart features – making it a top choice for anyone needing reliable 36V power. It’s a little heavy, but if you’re after long-lasting performance, it’s absolutely worth it.
What Should You Look for in the Best Lithium Battery for a 36 Volt Trolling Motor?
When searching for the best lithium battery for a 36 volt trolling motor, several key factors should be considered to ensure optimal performance and longevity.
- Capacity (Ah): The amp-hour (Ah) rating indicates the battery’s capacity to store energy. A higher Ah rating means the battery can provide power for a longer duration, which is crucial for extended outings on the water.
- Weight: Lithium batteries are generally lighter than traditional lead-acid batteries. A lighter battery can improve the overall efficiency of the trolling motor and make it easier to handle and install.
- Discharge Rate: Look for a battery with a high discharge rate, allowing it to provide the necessary power for the trolling motor without lag. This ensures that the motor performs efficiently, especially under high loads or when navigating rough waters.
- Cycling Life: A lithium battery should have a long cycle life, often exceeding 2000 cycles. This means you can recharge it many times without significant capacity loss, making it a cost-effective choice in the long run.
- Built-in Battery Management System (BMS): A quality lithium battery will come with a BMS that protects against overcharging, overheating, and short circuits. This feature enhances safety and helps prolong the battery’s lifespan.
- Temperature Tolerance: Ensure the battery can operate effectively in a range of temperatures. Some lithium batteries are designed to function in extreme conditions, which can be beneficial for outdoor use in varying climates.
- Warranty: A good warranty signifies manufacturer confidence in the product. Look for a battery that offers a substantial warranty period, indicating durability and reliability.
- Brand Reputation: Research the manufacturer’s reputation and customer reviews. Established brands with positive feedback often provide better customer support and product quality assurance.
What Are the Benefits of Choosing a Lithium Battery for Your Trolling Motor?
The benefits of choosing a lithium battery for your trolling motor are numerous and can significantly enhance your boating experience.
- Lightweight Design: Lithium batteries are significantly lighter than traditional lead-acid batteries, which helps in improving the overall performance and handling of your boat. This weight reduction allows for better fuel efficiency and easier maneuverability on the water.
- Longer Lifespan: Lithium batteries typically have a lifespan of up to 10 years or more, compared to the 3-5 years of lead-acid options. This longevity translates into fewer replacements and lower long-term costs for boaters.
- Higher Energy Density: Lithium batteries have a higher energy density, providing more power in a smaller size. This means you can achieve greater range and efficiency with less weight, which is essential for extended outings on the water.
- Faster Charging: These batteries can be charged much faster than traditional batteries, often reaching full charge in a couple of hours. This quick turnaround time allows you to spend more time fishing or enjoying leisure activities rather than waiting for your battery to recharge.
- Consistent Power Output: Lithium batteries provide a steady voltage output throughout their discharge cycle, ensuring consistent performance of your trolling motor. This reliability can enhance your boating experience by allowing for predictable and efficient operation.
- Low Self-Discharge Rate: Lithium batteries have a very low self-discharge rate, meaning they can hold their charge for longer periods when not in use. This feature is especially beneficial for seasonal boaters who may not use their trolling motor frequently.
- Environmental Friendliness: Lithium batteries are generally more environmentally friendly than lead-acid batteries, as they can be recycled and do not contain harmful substances like lead. Choosing lithium contributes to a more sustainable boating practice.
Which Brands Offer the Best Lithium Batteries for 36 Volt Trolling Motors?
The best lithium batteries for 36-volt trolling motors come from several reputable brands known for their performance and reliability.
- Battle Born Batteries: Offers high-quality lithium batteries specifically designed for marine applications.
- Relion Battery: Known for its robust construction and impressive discharge rates, making it ideal for high-demand trolling motors.
- Dakota Lithium: Provides long-lasting batteries with excellent cycle life, ensuring durability under heavy usage.
- ExpertPower: Features affordable options that still maintain good performance and reliability for recreational boating.
- WindyNation: Offers budget-friendly batteries that deliver solid performance for casual users.
Battle Born Batteries: These batteries are engineered for marine use, featuring a built-in battery management system that protects against overcharging and overheating. With a lightweight design, they provide a high energy density, allowing for longer run times on the water.
Relion Battery: Renowned for their high-quality lithium-ion technology, Relion batteries deliver exceptional power and longevity. Their advanced battery management systems ensure consistent performance and safety, making them a preferred choice for serious anglers who rely on their trolling motors.
Dakota Lithium: Offering a remarkable cycle life of over 2,000 cycles, Dakota Lithium batteries are built to withstand the rigors of extended use. They are lightweight and can deliver high currents, making them ideal for powering demanding trolling motors without compromising on performance.
ExpertPower: This brand is known for providing cost-effective lithium battery solutions without sacrificing quality. Their batteries are designed for easy installation and come with a decent warranty, making them a practical choice for recreational boaters looking for reliability.
WindyNation: Catering to budget-conscious consumers, WindyNation offers lithium batteries that strike a balance between affordability and performance. While they may not have all the high-end features of more expensive brands, they still deliver dependable power for casual boating and fishing trips.
How Do These Brands Compare in Performance and Reliability?
| Brand | Performance | Reliability |
|---|---|---|
| Brand A | High discharge rates, suitable for high power needs. | Known for long lifespan and consistent performance under load. |
| Brand B | Good balance between power and efficiency, great for mid-range use. | Reliable with a solid warranty, but may have occasional performance dips. |
| Brand C | Offers excellent performance in extreme conditions, very efficient. | Highly rated for durability but may be more expensive. |
| Brand A | 100Ah | Weight: 32 lbs |
| Brand B | 80Ah | Weight: 28 lbs |
| Brand C | 120Ah | Weight: 35 lbs |
| Brand A | Price: $800 – $900 | Charging Time: 4-6 hours |
| Brand B | Price: $600 – $700 | Charging Time: 5-7 hours |
| Brand C | Price: $1000 – $1100 | Charging Time: 6-8 hours |
| Brand A | Warranty: 5 years | |
| Brand B | Warranty: 3 years | |
| Brand C | Warranty: 4 years |
What Is the Average Lifespan of a Lithium Battery in a Trolling Motor?
Statistics indicate that consumers are increasingly shifting towards lithium batteries for marine applications, with the market for lithium-ion marine batteries expected to grow significantly over the next few years. This growth is driven by the desire for better performance and reliability in battery technology. Best practices for maximizing the lifespan of lithium batteries include regular maintenance checks, keeping the batteries charged between 20% and 80%, and avoiding extreme temperatures. Following these guidelines can ensure that users get the most out of their investment in lithium batteries for their 36-volt trolling motors.
How Can You Properly Maintain a Lithium Battery for a 36 Volt Trolling Motor?
Temperature Control: Lithium batteries are sensitive to extreme temperatures; operating them in excessively hot or cold conditions can lead to reduced performance or damage. Ideally, they should be stored in a cool, dry place and used within the manufacturer’s specified temperature range.
Periodic Inspections: Regularly inspecting the battery can help in identifying potential issues such as corrosion or loose connections before they lead to significant problems. Cleaning the terminals and ensuring secure connections can prevent energy loss and improve performance.
Use Compatible Chargers: It’s essential to use chargers that are specifically designed for lithium batteries to ensure safe and effective charging. Using the wrong charger can lead to overheating, overcharging, or even battery failure.
What Common Misconceptions Might You Encounter About Lithium Batteries?
Many people think that lithium batteries cannot operate well in extreme temperatures, which is a misconception. Advances in technology have led to lithium batteries that can work effectively in a broader temperature range, making them suitable for various applications, including those used in 36-volt trolling motors.
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