Marine Lithium Batteries

15% Off

MillerTech Complete lithium battery bundle with two 3660-BT 36V 60Ah trolling batteries, one 12135-DP 12V 135Ah cranking battery, and 12V/36V onboard charger

$3,398.99

~~$4,015.99~~

The MillerTech Complete Lithium Battery Bundle delivers a high-capacity power solution for fishing boats equipped with 36V trolling motors and demanding marine electronics. Featuring two 36V 60Ah B...

14% Off

MillerTech Warrior Plus lithium battery bundle with 24V 80Ah trolling motor battery, 12V 135Ah cranking battery, and dual marine charger

$2,229.99

~~$2,599.99~~

The MillerTech Warrior Plus Bundle is a complete lithium battery upgrade package for fishing boats equipped with a 24V trolling motor system. Combining a 24V 80Ah Sport Series trolling motor batter...

12% Off

MillerTech 12135-DPH 12V 135Ah Group 31 heated Bluetooth lithium dual purpose marine cranking battery

$989.99

~~$1,129.99~~

The MillerTech 12V 135Ah Heated Bluetooth Lithium Dual Purpose Battery delivers powerful engine starting performance and dependable deep-cycle capacity in one marine battery. Featuring 1,500 cold c...

14% Off

MillerTech 12V 135Ah Bluetooth lithium dual purpose marine cranking battery 12135-DP

$949.00

~~$1,099.99~~

The MillerTech 12V 135Ah Bluetooth Lithium Dual Purpose Cranking Battery delivers powerful engine-starting performance and dependable reserve capacity for today's electronics-equipped fishing boats...

13% Off

MillerTech 12V 190Ah Bluetooth lithium dual purpose marine cranking battery 12190-DP

$1,299.00

~~$1,499.00~~

The MillerTech 12V 190Ah Bluetooth Lithium Dual Purpose Battery delivers exceptional starting power and extended runtime for today's electronics-equipped fishing boats. With 1,500 cold cranking amp...

8% Off

MillerTech 3660-BTH 36V 60Ah heated Bluetooth Sport Series LiFePO4 lithium trolling motor battery

$1,229.00

~~$1,329.00~~

The MillerTech 36V 60Ah Heated Bluetooth Lithium Battery delivers dependable trolling motor power in a lightweight, single-battery design. Part of MillerTech's Sport Series, this LiFePO4 battery pr...

8% Off

MillerTech 36V 60Ah Bluetooth LiFePO4 lithium trolling motor battery 3660-BT

$1,199.00

~~$1,299.00~~

The MillerTech 36V 60Ah Bluetooth Lithium Battery delivers dependable, long-lasting power for 36V trolling motors. Built with advanced LiFePO4 technology, this single-battery solution replaces thre...

9% Off

MillerTech 3650-BT 36V 50Ah Group 31 Sport Series Bluetooth LiFePO4 lithium trolling motor battery

$999.00

~~$1,099.00~~

The MillerTech 36V 50Ah Sport Series Bluetooth Lithium Battery (3650-BT) delivers reliable, lightweight power for compatible 36V trolling motors. Designed to replace three traditional 12V lead-acid...

55% Off

MillerTech BOOST Bundle with 36V 60Ah Sport Series LiFePO4 lithium trolling motor battery and 36V 15A charger

$1,239.99

~~$2,780.99~~

The MillerTech BOOST Bundle provides a complete 36V lithium trolling motor battery and charger package for anglers looking to upgrade their boat's power system. Featuring a MillerTech 36V 60Ah Spor...

13% Off

MillerTech Warrior Bundle with 24V 80Ah Sport Series lithium trolling motor battery and 24V 15A battery charger

$1,129.99

~~$1,299.99~~

The MillerTech Warrior Bundle provides a complete 24V lithium trolling motor battery and charger package for anglers looking to upgrade from traditional lead-acid batteries. Featuring a MillerTech ...

17% Off

MillerTech Ripped Bundle with two 3660-BT 36V 60Ah Sport Series Bluetooth lithium trolling motor batteries and 36V charger

$2,319.99

~~$2,780.99~~

The MillerTech Ripped Bundle is a high-capacity lithium battery package designed for serious anglers running 36V trolling motors. Featuring two MillerTech 36V 60Ah Sport Series Bluetooth lithium ba...

7% Off

MillerTech 12100G24 12V 100Ah Group 24 Bluetooth LiFePO4 lithium deep cycle battery for trolling motors and marine electronics

$679.00

~~$729.00~~

The MillerTech 12V 100Ah Group 24 Lithium Deep Cycle Battery (12100G24) delivers reliable power for trolling motors, fish finders, forward-facing sonar, and other marine electronics. Built with LiF...

8% Off

MillerTech 2480-BT 24V 80Ah Group 31 Sport Series Bluetooth LiFePO4 lithium trolling motor battery

$1,099.00

~~$1,199.00~~

The MillerTech 24V 80Ah Sport Series Bluetooth Lithium Battery (2480-BT) delivers dependable deep-cycle power for 24V trolling motors in a single Group 31 battery. Designed for anglers looking to...

MillerTech 1255-BT 12V 55Ah Sport Series Bluetooth LiFePO4 lithium deep cycle battery for trolling motors and marine electronics

$399.00

~~$399.00~~

The MillerTech 12V 55Ah Sport Series Bluetooth Lithium Battery (1255-BT) delivers reliable deep-cycle power for trolling motors, fish finders, forward-facing sonar, and other marine electronics. Fe...

MillerTech 12100DP-G24 12V 100Ah Group 24 Bluetooth lithium dual purpose marine cranking and electronics battery

$699.00

~~$699.00~~

The MillerTech 12V 100Ah Group 24 Bluetooth Lithium Dual Purpose Battery (12100DP-G24) combines powerful engine starting performance with dependable deep-cycle capacity for marine electronics. Feat...

1% Off

MillerTech 2450G24-BT 24V 50Ah Group 24 Sport Series Bluetooth lithium trolling motor battery

$699.00

~~$709.00~~

The MillerTech 24V 50Ah Sport Series Bluetooth Lithium Battery (2450G24-BT) delivers reliable trolling motor power in a lightweight, compact Group 24 design. Ideal for fishing kayaks, aluminum boat...

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Odyssey Group 31 Dual Purpose AGM Battery w/ Bluetooth Connect

$499.99

~~$499.99~~

ODYSSEY Performance Group 31 Dual Purpose Marine AGM Battery with Bluetooth CONNECT Monitoring System, 925 Cold Cranking Amps, 200 Reserve Minutes Deliver up to twice the power, and designed to la...

MillerTech 1665-BT 16V 65Ah Bluetooth LiFePO4 lithium battery for marine fish finders and forward-facing sonar electronics

$549.99

~~$549.99~~

The MillerTech 16V 65Ah Bluetooth Lithium Battery (1665-BT) provides a dedicated power source for high-demand marine electronics. Designed for anglers running fish finders, forward-facing sonar, an...

MillerTech 1680-BT 16V 80Ah Group 24 Bluetooth LiFePO4 lithium battery for marine electronics and live sonar systems

$699.99

~~$699.99~~

The MillerTech 16V 80Ah Bluetooth Lithium Battery (1680-BT) is designed to provide consistent, high-voltage power for today's demanding marine electronics. Whether you're running Garmin LiveScope, ...

MillerTech 12V multi-bank onboard marine lithium battery charger for fishing boats, available in 2-bank and 3-bank configurations

MillerTech 12V Multi-Bank Marine Lithium Battery Charger – 2 & 3 Bank Options

from $412.00

~~$412.00~~

The MillerTech 12V Multi-Bank Marine Lithium Battery Charger provides a convenient onboard charging solution for boats running multiple 12V batteries. Designed for marine applications, this charger...

MillerTech 1210-3615 12V/36V dual bank onboard LiFePO4 lithium battery charger for trolling motor and cranking batteries

MillerTech 12V/36V Dual Bank Marine Lithium Battery Charger – 1210-3615

$429.00

~~$429.00~~

The MillerTech 12V/36V Dual Bank Marine Lithium Battery Charger (1210-3615) provides a convenient charging solution for fishing boats equipped with a 36V lithium trolling motor battery and a separa...

MillerTech Dark Speed 12V 36V On-The-Run dual bank marine lithium battery charger with alternator-assisted charging

$599.99

~~$599.99~~

The MillerTech Dark Speed 12V/36V On-The-Run Dual Marine Charger provides a convenient way to charge your marine lithium batteries both at the dock and while running your boat. Designed for boats...

MillerTech Dark Speed 12V 24V On-The-Run dual marine lithium battery charger with alternator-assisted charging

$599.99

~~$599.99~~

The MillerTech Dark Speed 12V/24V On-The-Run Dual Marine Charger is designed to keep your lithium batteries charged both at the dock and while running your boat. Unlike traditional onboard char...

MillerTech 1210-2415 dual bank 12V 24V onboard marine LiFePO4 lithium battery charger

$429.99

~~$429.00~~

The MillerTech 12V/24V Dual Bank Marine LiFePO4 Battery Charger is designed to charge your 12V cranking or house battery and 24V lithium trolling motor battery simultaneously using a single onboard...

MillerTech 1220M 12V 20A marine onboard LiFePO4 lithium battery charger with IP65-rated housing and Anderson quick connector

$179.00

~~$179.00~~

The MillerTech 12V 20A Marine Onboard Lithium Battery Charger (1220M) is designed to provide dependable charging for compatible 12V LiFePO4 lithium batteries. Built for permanent installation in fi...

MillerTech 2415M 24V 15A marine onboard LiFePO4 lithium battery charger with IP65 waterproof-rated housing

$179.00

~~$179.00~~

The MillerTech 24V 15A Marine Onboard Lithium Battery Charger (2415M) provides dependable charging for compatible 24V LiFePO4 lithium batteries. Designed for permanent installation in fishing boats...

MillerTech Marine 36V 15A On-Board Lithium Battery Charger - BassFishin Electronics, LLC

$179.00

~~$179.00~~

IP65 Waterproof-rated Lithium battery chargers are built specifically to be permanently mounted in your boat. Input 110V AC Output Voltage 43.5V Output Current 15A Waterproof IP65 S...

MillerTech 12100DPH-G24 12V 100Ah Group 24 heated Bluetooth lithium dual purpose marine cranking and electronics battery

$749.99

~~$749.99~~

The MillerTech 12V 100Ah Group 24 Heated Bluetooth Lithium Dual Purpose Battery combines powerful engine starting performance with dependable deep-cycle capacity in one compact marine battery. Desi...

MillerTech 12V 22AH Sport Series Lithium Battery w/ Bluetooth (1222-BT)

$169.99

~~$169.99~~

Capacity22AH Voltage12.8V Weight7.8 lbs Size7.125” x 3.125” x 6.125” Warranty10 years BMS: YesChemistry: LFPEfficiency: 98%Memory: NoneMax Charge/Voltage: 14.6VPeak Discharge Current: 66A – ...

MillerTech Group 31 heavy-duty aluminum marine battery tray with foam padding for lithium and conventional marine batteries

MillerTech Group 31 Heavy-Duty Aluminum Marine Battery Tray

$59.99

~~$59.99~~

The MillerTech Group 31 Aluminum Battery Tray provides a strong, lightweight mounting solution for marine batteries. Constructed from heavy-duty 1/8" aluminum, this tray is designed to securely sup...

MillerTech G24 Group 24 aluminum marine battery tray with foam padding for lithium, AGM, and lead-acid batteries

MillerTech Group 24 Heavy-Duty Aluminum Marine Battery Tray – G24

$49.99

~~$49.99~~

The MillerTech Group 24 Aluminum Battery Tray provides a durable, secure mounting solution for marine batteries. Constructed from heavy-duty 1/8" aluminum, this tray offers excellent strength witho...

MillerTech heavy-duty 1/8 inch aluminum marine battery tray for 36V 105Ah and 12V 300Ah lithium batteries

MillerTech Heavy-Duty Aluminum Battery Tray – 36V 105Ah / 12V 300Ah

$69.99

~~$69.99~~

The MillerTech Heavy-Duty Aluminum Battery Tray provides a strong, secure mounting solution for larger lithium marine batteries. Constructed from durable 1/8" aluminum, this tray is designed to wit...

Shop marine lithium batteries for fishing boats and marine electronics at BassFishin Electronics. Our lithium battery selection includes options for trolling motors, cranking applications, fish finders, live sonar and complete boat power systems.

BFE carries MillerTech Lithium batteries in multiple voltages and capacities, making it easy to build a battery system around your boat and electronics setup. Whether you need a dedicated lithium battery for Garmin LiveScope, Lowrance ActiveTarget or Humminbird MEGA Live, a high-capacity cranking battery, or a 24V or 36V trolling motor battery setup, we can help you select the right configuration.

Marine lithium batteries offer high usable capacity, reduced weight and long cycle life compared with traditional lead-acid batteries, making them well suited for today's power-hungry marine electronics and trolling motors.

BFE installs and rigs lithium battery systems in-house, including battery chargers, trolling motor wiring, dedicated electronics wiring, circuit protection and battery switching. If you're unsure what battery size or configuration is right for your boat, contact us before ordering.

Upgrade Your Electronics & Trade In Your Old Gear

Ready to upgrade? Trade in your used fish finders, live sonar, trolling motors and other marine electronics toward new equipment from BFE. Get a trade quote and put the value of your current gear toward your next setup.

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