Home / 12V LiFePO4 Lithium Batteries / 12V 100Ah Dual Purpose Smart Self-Heating
30 Days Price Match
30 Days Returns
Local Warehouse Free Shipping
5 Years Warranty
Protection Upgrade

New LiTime 12V 100Ah 900 CCA Group 24 Dual Purpose Marine Lithium Battery | Bluetooth & Auto Heating

$377.99
$559.99
32 % OFF

Save $0.00

Add to cart to see your final price with savings applied automatically.

Marine Starting: Delivers 900 CCA(@14°F)/ 1000 MCA(@32°F) for instant cranking and steady power supply.
Fits Most Fuel-Powered Outboard Motors: Compatible with Honda, Suzuki, Evinrude, Tohatsu & more.   ⚠️⚠️Not for Yamaha, Mercury, MerCruiser, or older outboards without voltage regulation, Verify your engine requirements before purchase.
Auto Heating: Activates below 41°F (5°C) and stops at 50°F (10°C) to begin charging.
Low-Temp Protection: Cuts off charging below 32°F (0°C) and discharging below -4°F (-20°C).
Group 24 Dual Purpose Power: Built for both engine starting and onboard electronics (fish finders, trolling motors).
IP67 Rated: Waterproof and dustproof design built to withstand marine and outdoor conditions.
Bluetooth & OTA Upgrade: Real-time battery monitoring through the LiTime App, with OTA support for remote updates.
Smart Power Reserve: Automatically keeps 15% power for engine restart.
Group 24 size: Measures 10.24 × 6.61 × 8.27 in and weighs only 22.71 lb for easier installation and less onboard weight.
EV-grade LiFePO4 cells: 5000+ cranking and 4000+ deep cycles, up to 10-year lifespan.

Smart Cranking Protection: Supports up to 3 sec per start. After 3 consecutive start attempts, the BMS pauses output for 15 min to protect the battery and starting system.

Halloween Power Sale Ends In:

00D 00H 00M 00S
1 Pack
$377.99
$559.99
900 CCA 1000 MCA | Group24 | 15% smart reserve
2 Pack
$748.42
$1,119.98
Double your 12V reserve or build a 24V power system.
3 Pack
$1,122.63
$1,679.97
Build a 36V 100Ah / 3.84kWh system
Recommended
1Pack + 12V10A WaterProof Charger
$453.98
$599.99
IP65 10A charging with BMS activation for marine use.
1Pack + 2-Bank 12V 10A Charger
$520.48
$559.99
Two independent 10A banks charge two 12V batteries simultaneously.
Quantity
Frequently bought together
12V 10A LiFePO4 lithium battery charger with IP67 waterproof
12V 10A WaterProof Charger
$79.99
$159.99
78.74" AC, 57.08" DC Cables
12V 6Ah in 0.6H, 50Ah in 5H
IP65 Waterproof for Kayaks.
LiTime 12v/24v on-board dual bank charger for marine and rv battery
12V+24V 10A Waterproof Charger
$175.99
$259.99
59.06" AC, 78.74" DC Cables
12V 6Ah in 0.6H, 24V 50Ah in 5H
Built-in 2 Charging Banks
litime  24v 100ah group 31 marine battery​
24V 100Ah Group 31 TM Smart
$620.99
$929.99
Optimized Group 31: L13.11*W6.93*H9.45 in
Bluetooth 5.0 Monitoring
Built for 70–100 lb Trolling Motors
overview of litime 12v/16v 20a lifepo4 battery charger
12V+16V 20A Waterproof Charger
$129.99
$199.99
78.7" AC, 59.1" DC Cables
12V 100Ah in 5H, 16V 100Ah in 5H
IP65 Waterproof
$377.99
$559.99
32 % OFF
FREE delivery Sat, Nov 14 - Tue, Nov 17
Add to Cart
Buy Now
Notify me
payment method
payment method
payment method
payment method
payment method
payment method
payment method
payment method
payment method
payment method
payment method
payment method
payment method
payment method
payment method
30 Days Price Match
30 Days Returns
Local Warehouse Free Shipping
5 Years Warranty
Protection Upgrade
12V 100Ah Dual Purpose Smart Self-Heating
FREE delivery Sat, Nov 14 - Tue, Nov 17
$377.99
$559.99
32 % OFF
Add to Cart
Buy Now
Notify me
1 / 10

Start Strong. Power Longer. Built for Marine Use.

Designed for marine starting and deep cycle power, this Group 24 lithium battery delivers dependable performance for long days on the water. With 900 CCA and 1280Wh of energy, it helps support reliable outboard starting while also powering essential onboard devices during fishing, cruising, and marine adventures.

litime 12v 100ah group 24 marine starting battery​ delivers 900CCA and 1280Wh

One Battery for Starting, Backup Power & Smart Control

More than a simple boat battery, this LiTime group 24 marine battery combines cranking power, deep-cycle energy, Bluetooth 5.0 monitoring, IP67 waterproof and dustproof protection, self-heating, OTA upgrades, and 15% Smart Power Reserve Mode. Built to simplify your boat power system, it gives you greater control, safety, and confidence on the water.

litime 12v 100ah group 24 marine starting & cranking battery​ feactures

Dual-Purpose Power for Starts and Onboard Loads

Built for both starting and onboard energy needs, this battery delivers strong cranking performance with 900 CCA and supports 5000+ engine starts. It also provides dependable deep-cycle power with 4000+ cycles at 100% DOD, making it suitable for fuel-powered outboard starting, trolling motor support, and onboard fishing electronics.

litime 12v 100ah dual purpose ​marine starting battery group 24 for  starts and onboard loads

Made for Compatible 12V Outboards

Designed for marine starting needs, this 12V 100Ah group 24 battery is compatible with many popular outboard motor setups from brands such as Mercury, Suzuki, and Evinrude. It offers a better lithium upgrade path for boaters who want reliable starting power, lighter weight, and longer service life compared with traditional lead-acid options.

litime 12v 100ah group 24 marine starter battery​ is compatible with mercury, suziki, and evinrude

Group 24 Fit with More Power in Less Space

Compared with traditional 12V 100Ah lead-acid batteries, this Group 24 marine starter LiFePO4 battery helps save 64% space and reduce weight by up to 82%. Its lightweight, compact design makes installation easier and frees up valuable onboard space while maintaining reliable starting and deep-cycle performance.

litime  group 24 marine starting battery fit with more power in less space​

IP67 Protection for Wet Marine Conditions

Marine power needs to handle more than calm water. With IP67 waterproof protection, dust-proof construction, and salt-spray resistance, this battery is designed to perform in wet decks, spray, dusty storage areas, and challenging boating conditions, helping you enjoy safer and more worry-free marine adventures.

litime 12v 100ah group 24 marine cranking battery​ with IP67 protection for wet marine conditions

EV-Grade Cells for Season-After-Season Reliability

Built with high-quality EV-grade cells, this group24 marine cranking battery is engineered for durability, consistency, and long-term use. It supports up to 10 years of battery life, 5000+ cranking cycles, 4000+ deep cycles, and strong starting performance with 900 CCA / 1000 MCA, giving boaters dependable power season after season.

litime  group 24 marine starting battery 12v 100ah​ built with high-quality ev-grade cells

20+ BMS Protections for Safer Marine Power

The built-in self-developed BMS helps protect the battery from common abnormal operating conditions, including overcharge, over-discharge, over-current, short circuit, low temperature, and high temperature. These smart protections help improve safety, extend battery life, and keep your marine power system more stable during real-world use.

litime  marine starting battery​ group 24 guarded by 20+ bms protections

Monitor Your Marine Battery from the LiTime App

Connect through Bluetooth or scan the QR code to monitor your battery directly from the LiTime App. You can check real-time SOC, voltage, current, power, remaining capacity, battery temperature, and discharge status, making it easier to understand battery performance and manage your boat’s power at any time.

monitoring litime 12v 100ah group 24 marine starting battery via litime app​

Low-Temp Protection for Cold-Weather Boating

Cold weather can affect battery performance, so this battery includes smart low-temperature protection to help prevent damage. Charging automatically cuts off below 32°F / 0°C, recovers at 41°F / 5°C, and discharging cuts off below -4°F / -20°C, helping protect the battery in colder marine environments.

litime group 24 marine starting battery​ with low-temp protection for cold wrather boating

Self-Heating for Safer Cold-Weather Charging

The built-in self-heating function helps enable charging in cold weather without requiring complicated external heating solutions. With 10A heating performance, the battery can heat for about 30–60 minutes at 32°F / 0°C and 70–100 minutes at -4°F / -20°C, then resume charging once it reaches 50°F / 10°C.

litime 12v 100ah self-heating group 24 marine starting battery​

Power Starting, Radar, Fish Finders & Boat Lights

From starting fuel-powered outboard motors up to 250HP to supporting devices such as a 60W radar, 10W fish finder, and 10W boat lights, this battery helps cover key marine power needs. It gives boaters a flexible energy source for both engine starting and essential onboard electronics.

litime group 24 marine starting battery​ powers starting, radar, fish finders and boat lights

Four Charging Options for Different Boat Setups

Recharge your battery in multiple ways depending on your setup. Use a 14.6V 20A LiFePO4 charger in about 5 hours, solar panel + MPPT in 1 sunny day with ≥400W, a fuel-powered outboard motor with up to 100A charging current, or a generator + 14.6V 20A charger in about 5 hours.

four options to charging litime 12v 100ah group 24 dual-purpose marine starting battery​