We’ve found that choosing the right 36V lithium battery for your trolling motor can make or break your time on the water. It’s not just about power—it’s about reliability, weight, and how long you can stay out fishing. Our team has tested dozens of options and narrowed down the 10 best batteries that won’t leave you stranded. Want to know which battery might double your time on the lake while cutting weight in half compared to traditional options?
LiTime 36V 50Ah LiFePO4 Battery for Trolling Motors
- 【Innovative Design for Trolling Motors】As a proud member of both the ABYC (American Boat & Yacht Council) and ASA (American Sportfishing Association), LiTime surpasses industry standards with a relentless commitment to innovation. Crafted with premium Automotive-Grade cells, this battery boasts exceptional quality and reliability. With minimal self-discharge and capacity loss, this LiFePO4 battery delivers over 4000+ cycles，traditional lead-acid batteries can be recycled for 200-500 times, and its service life of up to 10 years is 3 times that of lead-acid batteries.
- 【Bluetooth 5.0 Integration】Monitor Your Battery Status with Ease with Bluetooth 5.0, experience the ultimate convenience with the LiTime 36V 50Ah trolling motor battery, equipped with Bluetooth 5.0. This advanced feature offers:auto-connection, smart discharging control, real-time battery monitoring, battery system checking, turn off battery. 36V 50Ah Battery is suitable for energy storage and not for starting. Suitable for trolling motors up to 120lb thrust.
- 【Safety Protection and Expansion up to 7.68kWh】Its integrated 50A BMS safeguards against harsh environments like high humidity and salt spray, while offering comprehensive protections against low/high temperatures, short circuit, over-voltage, under-voltage, and over-current. The maximum discharge current is 50A and support 60A for continuous discharge for 30 minutes. LiTime 36V 50Ah battery supports up to 4 batteries in parallel to expand capacity, forming a 36V 200Ah battery system, which can store up to 7.68 kWh of energy and provide the maximum load power of 7.68 kW.
- 【Unparalleled Energy Density】The LiTime 36V 50Ah Trolling Motor Battery stands out with its remarkable energy density, outperforming similar LiFePO4 batteries on the market. With an energy density of 57.93 Wh/lb (calculated as 1920Wh/33.14 lb = 57.93Wh/lb), it surpasses the 52.26 Wh/lb of a typical 12V 100Ah TM battery, marking a 10.85% increase in energy density. Ideal for Marine, Trolling Motors, Boats, Home Energy Storage, Solar Power Backup, Off-Grid Solar Systems, and more.
- 【5-Year After-Sales Service】As the leading LiFePO4 lithium battery brand on Amazon, LiTime stands behind its products with a comprehensive 5-year after-sales service. Our team provides professional technical support and responsive online customer service, ensuring a swift response within 24 hours. Should you encounter any issues or have questions, our dedicated support team is always here to assist you. Note: When using for the first time and after shutting down, you need to use the charger to start up.
The LiTime 36V 50Ah LiFePO4 Battery is a game-changer for boating enthusiasts who want reliable power without the weight. With over 4000 cycles and up to 10 years of service life, it lasts three times longer than traditional lead-acid batteries.
We love how this battery packs more energy per pound – 57.93 Wh/lb to be exact. It’s perfect for trolling motors up to 120lb thrust, and you can even connect up to four batteries in parallel for more power.
The built-in Bluetooth monitoring lets you check battery status in real time, while the 50A BMS protects against common issues like overheating or short circuits. For serious anglers, this is an investment worth making.
Best For: Boating enthusiasts and anglers seeking a long-lasting, lightweight power solution for trolling motors who want real-time monitoring capability and superior cycle life compared to traditional batteries.
Pros:
- Exceptional lifespan with over 4000 cycles and up to 10 years of service (3x longer than lead-acid batteries)
- Bluetooth 5.0 connectivity allows real-time monitoring of battery status and system diagnostics
- Higher energy density (57.93 Wh/lb) than comparable lead-acid batteries with capability to connect up to four batteries in parallel
Cons:
- Requires a specific charger for first-time startup and after any shutdown
- Limited continuous discharge current of 50A (60A for only 30 minutes)
- Premium price point compared to traditional lead-acid batteries
LOSSIGY 36V Lithium Golf Cart Battery with 25A Lifepo4 Charger
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For boating enthusiasts looking to maximize their time on water, LOSSIGY’s 36V lithium battery stands out with its impressive 100AH capacity and 10-year lifespan. We’re impressed by its 4000+ cycle rating, which means you’ll enjoy years of reliable power before needing a replacement.
The built-in 200A Bluetooth BMS offers excellent protection against common battery issues while letting you monitor performance from your phone. With a peak current of 1000A, this powerhouse handles high-demand situations with ease. We love that it’s IP65 waterproof rated and can be connected in parallel if you need even more power for your trolling motor adventures.
Best For: Marine enthusiasts and golf cart owners seeking a long-lasting, high-performance battery that offers significant weight savings and advanced monitoring capabilities compared to traditional lead-acid options.
Pros:
- Exceptional lifespan with 4000+ charge cycles and 10-year durability, offering better long-term value than traditional batteries
- Built-in Bluetooth BMS allows convenient performance monitoring and provides comprehensive protection against various electrical issues
- Impressive 1000A peak current capacity handles demanding applications while maintaining IP65 waterproof protection
Cons:
- Higher upfront cost than traditional lead-acid batteries despite long-term savings
- 66.9-pound weight, while lighter than lead-acid equivalents, may still be challenging for some users to handle during installation
- Operating temperature limitations, particularly the 32°F minimum for charging, may restrict usage in very cold environments
LiTime 36V 100Ah LiFePO4 Battery with Bluetooth and Built-in BMS
- Power Expert for Electric Outboard Motor: Officially ABYC-certified for outboard motors, delivering 500A surge current and 1.2C discharge capability with auto-recovery overload protection. Fully compatible with Torqeedo, ePropulsion, Yamaha and other leading brands.
- Smart Bluetooth Monitoring System: LiTime 36V 100Ah electric outboard motor battery features Bluetooth 5.0 for real-time battery status tracking. Requires initial activation charge using lithium/MPPT charger after first use or power-off.
- LiTime 36V 100Ah Electric Outboard Motor Battery provides 4000-15,000 cycles with IP65 waterproof rating and advanced temperature protection (-20℃ to 60℃ operation range).
- MAX.2S4P & Perfectly Engineered: LiTime 36V 100Ah Electric Outboard Motor Battery is the ultimate powerhouse designed to support a 2S4P battery system. This exceptional feature transforms it into a massive power bank for your electric outboard motor, delivering up to 28,800Wh of energy. Experience unparalleled performance and reliability on the water with the industry-leading 2S4P capability, is meticulously engineered, Supporting up to 72V electric outboard motors.
- BMS offers 20+ Protections: Engineered with self-developed BMS technology specifically tailored for outboard applications, LiTime upgraded BMS offers over 20 protections, including low-temp cut-off protection, auto-recovery after overload protection (30s), pre-charge Function, moisture and salt-spray resistance. Professional Quality & Innovation: As an official ABYC member, we continuous innovation and ensuring the highest product quality.
Serious boaters seeking premium power solutions will find the LiTime 36V 100Ah LiFePO4 Battery an exceptional choice for trolling motor applications. We’re impressed by its robust 500A surge current and 1.2C discharge capability, perfect for powerful trolling motors.
What sets this battery apart is its smart features. The Bluetooth 5.0 connectivity lets you monitor battery status in real-time, while the built-in 100A BMS provides over 20 protection features. It’s also ABYC-certified and compatible with major brands like Torqeedo, ePropulsion, and Yamaha.
With 4000-15000 cycle lifespan and IP65 waterproofing, it offers incredible durability for marine environments.
Best For: Serious boaters and marine enthusiasts requiring a high-capacity, durable power solution for trolling motors, yachts, and RV applications who want advanced monitoring capabilities and exceptional cycle life.
Pros:
- Impressive 500A surge current with 1.2C discharge capability makes it ideal for powerful trolling motors
- Bluetooth 5.0 connectivity provides real-time battery monitoring and comprehensive BMS with 20+ protection features
- Exceptional durability with 4000-15000 cycle lifespan and IP65 waterproof rating for harsh marine environments
Cons:
- Premium price point makes it a significant investment compared to traditional marine batteries
- Substantial weight at 63.1 pounds may require additional handling considerations during installation
- Advanced features may be unnecessary for casual or occasional boaters with basic power needs
36V 105Ah Lithium Golf Cart Battery with Built-in Bluetooth BMS
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Power-seeking boaters who demand long-lasting energy with intelligent monitoring capabilities will find their perfect match in our 36V 105Ah Lithium Golf Cart Battery. This powerhouse delivers 4.032kWh of energy with a 200A continuous discharge current, perfect for trolling motors up to 70 lbs thrust.
We love the built-in Bluetooth BMS that lets you monitor battery status in real-time through a convenient app. With impressive 6000+ cycle lifespan, it outperforms traditional lead-acid batteries while weighing 50% less. It charges from empty to full in just 4.2 hours and includes thorough protection against over-charging, short circuits, and temperature extremes. The IP65 water and dust-proof rating makes it ideal for marine environments.
Best For: Boaters and trolling motor enthusiasts who need a lightweight, long-lasting power source with smart monitoring capabilities and rapid charging for extended time on the water.
Pros:
- Built-in Bluetooth BMS allows real-time monitoring of battery status through a smartphone app
- Exceptional 6000+ cycle lifespan (compared to 300-500 cycles for lead-acid batteries) with 5-year warranty
- IP65 water and dust-proof rating makes it ideal for marine environments while being 50% lighter than equivalent lead-acid batteries
Cons:
- Cannot charge in temperatures below 32°F/0°C, limiting winter use in colder climates
- Higher initial cost compared to traditional lead-acid batteries
- 4.2-hour full charge time may be too long for users needing immediate power in emergency situations
LiTime 36V 100Ah LiFePO4 Battery with Bluetooth for Marine and RV Applications
- Power Expert for Electric Outboard Motor: As an official ABYC member, LiTime goes beyond standard and is committed to innovation, bringing you an all-new electric outboard motor battery designed specifically with your needs in mind. Compatible with 36V-72V motors, LiTime 36V 100Ah Electric Outboard Motor Battery can handle a 500A/1s surge discharge current, withstanding instantaneous high current of motor startup. With a 1.2C discharge capability for up to 3 minutes and auto-recovery from overload protection in 30 seconds, enjoy your adventure with no energy worries, no battery downtime concerns, and a more seamless, faster performance.
- Bluetooth 5.0 Integration: Monitor Your Battery Status with Ease with Bluetooth 5.0, experience the ultimate convenience with the LiTime 36V 100Ah Electric Outboard Motor Battery, now equipped with Bluetooth 5.0. This advanced feature offers:auto-connection, smart discharging control, real-time battery monitoring, battery system checking. Stay informed and in control, ensuring your adventures are powered smoothly and efficiently. Upgrade to LiTime and enjoy a smarter, more connected boating experience!Our 36V OBM battery is compatible with top brands like Torqeedo, ePropulsion, Yamaha, Mercury, Ray, Elco, and more. Experience unmatched performance and versatility.
- Power Durability & Low-Temp Cut-Off Protection: Engineered for excellence, LiTime 36V 100Ah Electric Outboard Motor Battery boasts an impressive 4000-15,000 cycle life, utilizing EV-grade LiFePO4 cells for more than 10 years lifespan. With IP65 water&dust-proof protection, it's designed to withstand the harshest conditions. Featuring advanced low-temperature cut-off protection, this battery ensures that open-water adventure enthusiasts can sail confidently, even in low-temperature conditions. The battery is upgraded with an intelligent cut-off function that automatically cuts off charging or discharging when the battery is charging below 0°C/32℉ and discharging below -20°C/-4℉.
- MAX.2S4P & Perfectly Engineered: LiTime 36V 100Ah Electric Outboard Motor Battery is the ultimate powerhouse designed to support a 2S4P battery system. This exceptional feature transforms it into a massive power bank for your electric outboard motor, delivering up to 28,800Wh of energy. Experience unparalleled performance and reliability on the water with the industry-leading 2S4P capability, is meticulously engineered, Supporting up to 72V electric outboard motors.
- BMS offers 20+ Protections: Engineered with self-developed BMS technology specifically tailored for outboard applications, LiTime upgraded BMS offers over 20 protections, including low-temp cut-off protection, auto-recovery after overload protection (30s), pre-charge Function, moisture and salt-spray resistance. Professional Quality & Innovation: As an official ABYC member, we continuous innovation and ensuring the highest product quality. Our 36V 100Ah Electric Outboard Motor Battery has undergone rigorous professional testing and certification, including UL1973, FCC, CE, RoHS, and UN38.3.
The LiTime 36V 100Ah LiFePO4 Battery stands out as a powerhouse solution for boating enthusiasts who demand reliable, long-lasting performance on the water. We’re impressed by its robust 500A surge capacity and impressive cycle life of 4,000-15,000 cycles, promising over 10 years of dependable service.
What we love most is the Bluetooth 5.0 connectivity that lets you monitor battery status in real-time. The IP65 water-resistant rating makes it perfect for marine environments, while the thorough protection system includes low-temperature safeguards for operation down to -20°C. Compatibility with major motor brands like Torqeedo, Yamaha, and Mercury guarantees this 63-pound powerhouse will serve your trolling motor needs exceptionally well.
Best For: Serious boaters, RV owners, and off-grid enthusiasts requiring a high-capacity, durable power solution with advanced monitoring capabilities and compatibility with major marine motor brands.
Pros:
- Exceptional lifespan with 4,000-15,000 cycle life and over 10 years of service
- Real-time monitoring through Bluetooth 5.0 connectivity for precise power management
- Comprehensive protection system including IP65 water resistance and low-temperature operation down to -20°C
Cons:
- Relatively heavy at 63.1 pounds, which may affect installation options
- Premium price point compared to traditional lead-acid alternatives
- Requires Bluetooth-compatible device for accessing all monitoring features
LiTime 36V 50Ah LiFePO4 Trolling Motor Battery with Bluetooth
- Innovative Design for Trolling Motors: As a proud member of both the ABYC (American Boat & Yacht Council) and ASA (American Sportfishing Association), LiTime surpasses industry standards with a relentless commitment to innovation. Crafted with premium Automotive-Grade cells, this battery boasts exceptional quality and reliability. With minimal self-discharge and capacity loss, this LiFePO4 battery delivers over 4000+ cycles, 3 times of lead-acid batteries.
- Bluetooth 5.0 Integration: Monitor Your Battery Status with Ease with Bluetooth 5.0, experience the ultimate convenience with the LiTime 36V 50Ah trolling motor battery, equipped with Bluetooth 5.0. This advanced feature offers:auto-connection, smart discharging control, real-time battery monitoring, battery system checking, turn off battery. 36V 50Ah Battery is suitable for energy storage and not for starting. Suitable for trolling motors up to 120lb thrust.
- Safety Protection and Expansion up to 7.68kWh: Its integrated 50A BMS safeguards against harsh environments like high humidity and salt spray, while offering comprehensive protections against low/high temperatures, short circuit, over-voltage, under-voltage, and over-current. The maximum discharge current is 50A and support 60A for continuous discharge for 30 minutes. LiTime 36V 50Ah battery supports up to 4 batteries in parallel to expand capacity.
- Unparalleled Energy Density: The LiTime 36V 50Ah Trolling Motor Battery stands out with its remarkable energy density, outperforming similar LiFePO4 batteries on the market. With an energy density of 57.93 Wh/lb (calculated as 1920Wh/33.14 lb = 57.93Wh/lb), it surpasses the 52.26 Wh/lb of a typical 12V 100Ah TM battery, marking a 10.85% increase in energy density. Ideal for Marine, Trolling Motors, Boats, Home Energy Storage, Solar Power Backup, Off-Grid Solar Systems, and more.
- Fast Charging with LiTime 43.8V 25A Charger: Includes a dedicated LiTime 43.8V 25A Lithium Battery Charger with IP65 waterproofing, LED status monitoring, and full protection for safe, efficient charging.
Boaters seeking maximum performance with cutting-edge technology will find the LiTime 36V 50Ah LiFePO4 Trolling Motor Battery a game-changing investment. We’re impressed by its automotive-grade cells that deliver over 4,000 cycles—three times what you’d get from traditional lead-acid batteries.
The built-in Bluetooth 5.0 lets you monitor battery status in real-time, and the 50A BMS protection system keeps everything running safely. It’s perfect for trolling motors up to 120lb thrust, and you can connect up to four batteries in parallel for extended trips. Plus, the included 43.8V waterproof charger guarantees you’re always ready for your next adventure.
Best For: Serious boaters and fishing enthusiasts who need reliable, long-lasting power for high-thrust trolling motors and want detailed monitoring capabilities through Bluetooth connectivity.
Pros:
- Exceptional lifespan with over 4,000 cycles, providing three times the durability of traditional lead-acid batteries
- Built-in Bluetooth 5.0 technology for real-time monitoring of battery status and performance
- Expandable system allows connection of up to four batteries in parallel for extended runtime and up to 7.68kWh capacity
Cons:
- Higher initial investment compared to traditional lead-acid alternatives
- Maximum discharge limited to 50A (with 60A for only 30 minutes)
- First available in March 2025, so long-term real-world performance data may be limited
LiTime 36V 50Ah LiFePO4 Trolling Motor Battery with Charger
- VERSATILE APPLICATIONS: Perfect for 36V trolling motors (up to 120 lbs thrust), 36V electric outboard motors, and 36V golf carts (requires 3P configuration for 36V 3kW systems). It’s also ideal for solar storage, off-grid setups, and marine use. Note: Not designed for engine starting.
- LONG LIFESPAN & HIGH ENERGY DENSITY：The LiTime 36V lithium battery is engineered with premium automotive-grade LiFePO4 cells, delivering 4,000+ deep cycles—far surpassing traditional lead-acid batteries. With a 10-year lifespan and an industry-leading 57.93 Wh/lb energy density, this lithium trolling motor battery ensures lightweight, long-lasting power for demanding applications.
- SAFETY & EXPANDABLE POWER: The 36V 50Ah lithium battery features a robust 60A BMS with protection against overcharge, over-discharge, and extreme temperatures. Supports 4P expansion (36V 200Ah / 7.68kWh) for high-capacity needs.
- FAST CHARGING WITH LITIME 43.8V 25A CHARGER: Includes a dedicated LiTime 43.8V 25A Lithium Battery Charger with IP65 waterproofing, LED status monitoring, and full protection for safe, efficient charging.
- 5-YEAR WARRANTY & EXPERT SUPPORT: Backed by LiTime’s 5-year warranty and 24/7 technical support. Note: ①Requires charger activation after first use.
Serious anglers seeking extended time on the water will find the LiTime 36V 50Ah LiFePO4 Trolling Motor Battery a game-changer for their fishing adventures. We’re impressed by its premium specs—4,000+ deep cycles and a decade-long lifespan that’ll keep you fishing season after season.
At just 39.4 pounds, it’s remarkably lighter than traditional batteries while powering trolling motors up to 120 pounds of thrust. The included 43.8V 25A charger features IP65 waterproofing, perfect for marine environments. We appreciate the robust protection systems that safeguard against overcharging and temperature extremes. For larger setups, you can connect four batteries for an impressive 200Ah capacity.
Best For: Serious anglers and boating enthusiasts who need lightweight, long-lasting power for their 36V trolling motors and want a significant upgrade from traditional lead-acid batteries.
Pros:
- Exceptional lifespan with 4,000+ deep cycles and 10-year durability, providing long-term value despite higher initial investment
- Lightweight design at just 39.4 pounds makes transportation and installation significantly easier than comparable lead-acid alternatives
- Versatile expansion capability allowing connection of up to four batteries in parallel for extended 200Ah capacity
Cons:
- Higher upfront cost compared to traditional lead-acid batteries despite long-term savings
- Requires charger activation after first use, adding an extra step to the initial setup process
- Not suitable for engine starting applications, limiting its use to specific applications like trolling motors and golf carts
FLLYROWER 36V 100AH Lithium Battery with Smart BMS for Marine & RV Use
- 【 Deep Cycle】 We use Grade A cells with a maximum of 16500 cycles. And this 36v Lifepo4 battery 100AH can be deeply cycled, without the need to monitor the battery's cycling status like lead-acid batteries. The lifepo4 battery has BMS protection! The battery will not be damaged due to excessive discharge
- 【BMS Multiple Protection】The BMS of 36 volt battery has multiple protections, and low-temperature protection can automatically cut off power and protect the battery in cold conditions. This is beneficial for extending the lifespan of the battery. In addition, the 36 volt lithium battery 100ah also has high temperature protection, short circuit protection, overdischarge protection, overcharge protection, overcurrent protection, and overheating protection
- 【 Capacity Expansion 】 FLLYROWER 36V 100AH battery cannot connect in series. Parallel connection has no restrictions Various combinations make it very suitable for RV, solar energy, home energy storage, and off grid applications
- 【Lightweight and Easy to Use】Lithium batteries 36v are very lightweight, making them the lightest of all battery types. The battery is equipped with a handle, making daily transportation and use very convenient, and the size of the lithium iron phosphate battery is also suitable for storage
- 【Widely Used】This 36V 100AH battery can also be applied in various scenarios, such as household solar energy systems, home energy storage systems, lawn mowers, golf carts, off grid systems, and more
Looking for exceptional performance and reliability in your marine adventures? We’ve found the FLLYROWER 36V 100AH Lithium Battery delivers impressive results. This powerhouse features grade A LiFePO4 cells with a remarkable 16500 deep cycle rating and intelligent 200A BMS.
We love how this battery doesn’t require constant monitoring like traditional lead-acid options. Its smart BMS provides thorough protection against common issues like overcharging and temperature extremes. You can connect multiple units in parallel for expanded capacity, making it perfect for RVs, trolling motors, and off-grid applications.
It’s noticeably lightweight with a convenient handle for easy transportation – a feature you’ll appreciate during setup and storage.
Best For: Marine and RV enthusiasts seeking a high-capacity, maintenance-free power solution for trolling motors, camping, solar applications, and off-grid living.
Pros:
- Exceptional lifespan with 16500 deep cycle rating and comprehensive BMS protection features
- No monitoring required with smart BMS that protects against temperature extremes, overcharging, and short circuits
- Lightweight design with built-in handle makes transportation and installation easier than comparable lead-acid batteries
Cons:
- Cannot be connected in series, limiting voltage expansion options
- Higher price point compared to traditional lead-acid batteries
- Limited customer service support may be challenging if technical issues arise
36V Lithium Golf Cart Battery with Touch Monitor & Mobile APP (105AH)
- Born for 36V Golf Cart: Special designed for 36v golf cart industry, OGRPHY 36v lithium golf cart battery is compatible with golf cart controllers of all major brands on the market. Built in premium grade A prismatic LiFePO4 cells(UL certified), this 36v battery has better durability & safety. Over 4kWh capacity equals 6pcs 12V 100AH lead acid batteries. Max output 7.68kW continuous power & peak 38.4kW power (50% more powerful than standard lithium batteries) to conquer hills/rough terrain effortlessly.
- Industry-Leading 200A BMS & Multiple Protection: The 200A BMS built in this LiFePO4 battery is of the top on the market. Beyond the standard protection features(over charge/discharge, over current, high/low temperatures, and short circuiting protection), it can handle a peak current up to 1000A(38.4kWh) for 3-5s (600A for 30s, 300A for 32s, 200A forever till the last drop of power). This golf cart battery need no maintance with this BMS.
- 30-50 Miles Range for 3KW Golf Motor: The electric capacity of OGRHY 36V 105AH LiFePO4 battery is 4.03kWh. OGRPHY 36V 105AH lithium battery was able to run a golf cart with 3kw motor for 30-50 miles under tests. Say goodbye to range anxiety, OGRPHY 36V 105AH golf cart battery will bring you back after the full eighteen holes.
- 4000+ deep cycles & 80% DOD: OGRPHY 36V 105Ah LiFePO4 battery provides more than 4000 deep cycles compared to traditional lead-acid batteries only about 300-600 cycles, which extends the battery lifespan more than 10 times. 4000+ deep cycles using life and 80% depth of discharge are also better than many LiFePO4 battery of other brands. Please read the product manual carefully before you use OGRPHY 36V lithium battery.
- Upgraded Smaller Size & Easy Installation: As the first manufacturer to introduce lithium battery for golf cart in this market, OGRPHY has accumulated substantial experience and advice from our customers. Thus we have optimized the battery structure and launched a next-generation golf cart battery that leads the market. Its more compact size enables compatibility with a wider range of golf cart models. The new size model is: 15.7L x 11.6W x 8.66H inch.
The 36V Lithium Golf Cart Battery with Touch Monitor & Mobile APP represents a technological leap for golf cart owners and trolling motor enthusiasts who demand performance without compromise.
We’re impressed by its robust 105AH capacity and 4.03kWh energy output—equivalent to six traditional lead-acid batteries but at a fraction of the weight (just 77.1 pounds). What really sets this battery apart is its smart features: a touch LCD monitor and mobile app that let you track performance in real-time.
With 4000+ deep cycles and compatibility with 101-112lbs thrust trolling motors, it delivers 30-50 miles per charge while offering thorough protection through its 200A BMS system.
Best For: Golf cart enthusiasts, trolling motor users, and outdoor adventurers seeking a lightweight, powerful, and smart battery solution with extensive range and long service life.
Pros:
- Exceptional power-to-weight ratio, delivering 4.03kWh of energy at just 77.1 pounds—dramatically lighter than equivalent lead-acid batteries
- Advanced monitoring through touch LCD display and mobile app allows real-time performance tracking and remote diagnostics
- Impressive longevity with 4000+ deep cycles and comprehensive BMS protection against overcharging, overheating, and short circuits
Cons:
- Premium price point compared to traditional lead-acid battery options
- Requires compatible charging systems and controllers for optimal performance
- 6-hour charging time may be limiting for users needing faster turnaround
LiTime 36V 50Ah LiFePO4 Battery with Low Temp Protection
- 【Innovative Design for Trolling Motors】As a proud member of both the ABYC (American Boat & Yacht Council) and ASA (American Sportfishing Association), LiTime surpasses industry standards with a relentless commitment to innovation. Crafted with premium Automotive-Grade cells, this battery boasts exceptional quality and reliability. With minimal self-discharge and capacity loss, this LiFePO4 battery delivers over 4000+ cycles，traditional lead-acid batteries can be recycled for 200-500 times, and its service life of up to 10 years is 3 times that of lead-acid batteries.
- 【Unparalleled Energy Density】The LiTime 36V 50Ah Trolling Motor Battery stands out with its remarkable energy density, outperforming similar LiFePO4 batteries on the market. With an energy density of 57.93 Wh/lb (calculated as 1920Wh/33.14 lb = 57.93Wh/lb), it surpasses the 52.26 Wh/lb of a typical 12V 100Ah TM battery, marking a 10.85% increase in energy density. Ideal for Marine, Trolling Motors, Boats, Home Energy Storage, Solar Power Backup, Off-Grid Solar Systems, and more.
- 【Cautions & Outstanding Service】The LiTime 36V Lithium Battery is suitable for energy storage and not for starting, not recommended for golf carts. The maximum discharge current is 1 C. Suitable for trolling motors up to 120 lbs thrust.Professional technical support and customer service as we provide easy-to-understand operation manuals and phone support or online services with quick feedback within 24 hours. Please feel free to contact LiTime for advice on battery or other trolling motor models.
- 【Safety Protection and Expansion up to 7.68kWh】Its integrated 50A BMS safeguards against harsh environments like high humidity and salt spray, while offering comprehensive protections against low/high temperatures, short circuit, over-voltage, under-voltage, and over-current. The maximum discharge current is 50A and support 60A for continuous discharge for 30 minutes. LiTime 36V 50Ah battery supports up to 4 batteries in parallel to expand capacity, forming a 36V 200Ah battery system, which can store up to 7.68 kWh of energy and provide the maximum load power of 7.68 kW.
- 【5-Year After-Sales Service】As the leading LiFePO4 lithium battery brand on Amazon, LiTime stands behind its products with a comprehensive 5-year after-sales service. Our team provides professional technical support and responsive online customer service, ensuring a swift response within 24 hours. Should you encounter any issues or have questions, our dedicated support team is always here to assist you. Note: When using for the first time and after shutting down, you need to use the charger to start up.
Power enthusiasts seeking longevity and reliability in their marine adventures will find the LiTime 36V 50Ah LiFePO4 Battery an exceptional choice. We’re impressed by its impressive 4,000+ cycle lifespan—that’s 10 times longer than typical lead-acid batteries!
At just 33.1 pounds with dimensions of 13 x 6.77 x 8.5 inches, this lightweight powerhouse delivers 1920Wh of energy. It’s perfect for trolling motors up to 120 lbs thrust and works beautifully in boats, RVs, and solar systems.
We love the built-in 50A BMS that provides thorough protection against temperature extremes, short circuits, and voltage issues. You can even connect up to four batteries in parallel for expanded power needs.
Best For: Boat and RV owners seeking a long-lasting, lightweight battery solution for trolling motors, marine applications, and off-grid power systems requiring consistent performance over many years.
Pros:
- Exceptional lifespan with 4,000+ cycles (10x longer than lead-acid batteries) and 10-year potential service life
- Comprehensive safety features with 50A BMS providing protection against temperature extremes, short circuits, and voltage issues
- Versatile expandability allowing up to four batteries to be connected in parallel for increased capacity (up to 7.68 kWh)
Cons:
- Not suitable for engine starting applications or golf carts
- Requires a charger for initial startup after shutdown
- Higher upfront cost compared to traditional lead-acid batteries (though offset by longer lifespan)
Factors to Consider When Choosing a 36V Lithium Battery for Trolling Motor
When we’re shopping for a 36V lithium battery for our trolling motor, we need to weigh several key factors that’ll make or break our time on the water. We’ll want to match our battery’s capacity with our motor’s needs, check the maximum discharge rate, and consider how the battery’s weight and size affect our boat’s performance. The battery should also have a strong BMS (Battery Management System) for protection against issues like overcharging, and good performance in cold weather if we’re fishing in chilly conditions.
Battery Capacity Requirements
Understanding battery capacity requirements stands at the heart of selecting the right 36V lithium battery for your trolling motor. When shopping for these batteries, we recommend looking for a minimum capacity of 50Ah for moderate trolling, while those planning longer trips should consider 100Ah or more.
For most motors up to 120 pounds of thrust, higher capacity ratings translate directly to longer runtime on the water. We’ve found that total energy output (measured in watt-hours) is vital—aim for at least 1920Wh for reliable performance.
Don’t forget to check the discharge capabilities too! Your battery needs to handle continuous currents up to 100A and peak demands over 500A without voltage drop. The best options will offer 4000+ deep charge cycles, far outlasting alternatives that might only provide 200-500 cycles before replacement becomes necessary.
Maximum Discharge Rate
The maximum discharge rate serves as a critical factor when selecting your 36V lithium battery for trolling motors. This rate indicates how much current the battery can safely deliver continuously, typically ranging from 50A to 200A for trolling applications.
We’ve found that motors with higher thrust ratings (up to 120 pounds) perform best with batteries capable of 200A continuous discharge and peak bursts of 600A for 30-second intervals. Your battery’s discharge capability must match your motor’s amperage draw to prevent voltage drops and overheating issues. Quality batteries include management systems that protect against over-current while still handling momentary surges up to 1000A.
For basic trolling needs, we recommend at least a 50A discharge rate, while more demanding applications should exceed 100A. Choosing appropriately extends your battery’s cycle life, potentially reaching 4000+ cycles.
Weight and Size
Weight and size considerations play a crucial role in selecting your 36V lithium battery for trolling motors. We’ve found that these batteries typically weigh between 33 and 77 pounds, substantially lighter than traditional lead-acid options. This weight reduction makes handling, installation, and overall boat performance much better.
When it comes to dimensions, most 36V lithium batteries measure between 6.77 and 20.47 inches long, 6.77 to 11.6 inches wide, and roughly 8.5 to 8.66 inches high. These compact sizes fit nicely in most boat compartments.
Built-in BMS Protection
Built-in Battery Management Systems (BMS) provide essential protection that can make or break your trolling motor experience. When we’re out on the water, these intelligent systems work silently to keep our batteries safe and extend their lifespan.
A quality BMS prevents over-charging above 43.8V and won’t let your battery drain below 40.2V, protecting your investment. We’ve found the best options include short-circuit protection that can handle up to 1000A for brief periods—crucial when unexpected electrical issues arise. Temperature protection is another must-have feature, preventing charging below 0°C and discharging below -20°C.
Look for batteries with continuous discharge ratings between 50A and 200A, with auto-recovery functionality that gets you back in action after brief interruptions, rather than leaving you stranded mid-fishing trip.
Low Temperature Performance
Beyond having reliable protection systems, fishing in cooler months brings special challenges for battery performance. We’ve found that quality 36V lithium batteries come equipped with sophisticated temperature management features that keep you fishing even when temperatures drop.
These batteries typically won’t charge below 32°F to prevent damage, but they’ll continue discharging reliably down to -4°F. This means you can still enjoy winter fishing trips without worrying about sudden power loss. What’s impressive is how these batteries automatically recover after cold exposure while maintaining their impressive 4000+ cycle lifespan.
Unlike lead-acid batteries that only last 200-500 cycles, lithium batteries with advanced BMS protection prevent harmful over-discharge in cold conditions. This translates to more reliable performance and longer-lasting power for your trolling motor, regardless of the season.
Cycle Life Expectancy
Longevity makes a world of difference when investing in a 36V lithium battery for your trolling motor. We’re talking about impressive numbers here – lithium batteries typically deliver 4,000+ charge cycles compared to just 200-500 cycles from traditional lead-acid options. That’s 3 to 10 times longer lifespan!
Under ideal conditions, you could see up to 15,000 cycles from your lithium battery. To maximize this potential, we recommend maintaining appropriate discharge depths (80-100% is fine with lithium) and keeping an eye on operating temperatures. With proper care, you’ll easily reach 6,000 cycles or more.
This extended cycle life translates directly to years of reliable performance on the water, making lithium batteries a smart long-term investment despite their higher initial cost.