LiTime 12V 100Ah 900 CCA Group 24 Dual Purpose Marine Lithium Battery | Bluetooth & Auto Heating
Charge ultimate adventures with LiTime Group 24 marine cranking battery with 900 CCA; long-lasting deep-cycle power.
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 Mercury, Honda, Suzuki, Evinrude, Tohatsu, and more. ABYC E-13 compliant for safe and reliable marine installation.
Smart Power Reserve: Automatically keeps 15% power for engine restart.
IP67 Rated: Waterproof and dustproof design built to withstand marine and outdoor conditions.
Dual Purpose Power: Built for both engine starting and onboard electronics (fish finders, trolling motors).
Bluetooth & OTA Upgrade: Real-time battery monitoring through the LiTime App, with OTA support for remote updates.
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 size: L10.24*W 6.61*H 8.27 in, 22.71lbs
EV-grade LiFePO4 cells: 5000+ cranking and 4000+ deep cycles, up to 10-year lifespan.
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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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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What is this 12V 100Ah Group 24 marine starting battery designed for?
The LiTime 12V 100Ah Group 24 Dual Purpose LiFePO4 Battery is designed for compatible 12V gas outboard motors. It works as a marine lithium starting battery with strong cranking power and is built for boaters who need a smarter Group 24 lithium replacement for compatible marine starting batteries.
Can this Group 24 marine cranking battery start a gas outboard motor?
Yes. This 12V 100Ah lithium starting battery delivers up to 1200A HCA, 1000A MCA, and 900A CCA at -10°C to support compatible gas outboard motors. Before use, please check your outboard motor’s required cranking amps and charging system compatibility.
What does “dual purpose” mean for this Group 24 marine starter battery?
For this product, dual purpose means the battery is designed for marine starting use and compatible marine lithium battery applications according to the product manual. It is mainly built to start compatible 12V gas outboard motors. Do not assume it can power all onboard DC devices unless your system requirements match the battery specifications.
Is this Group 24 dual purpose battery compatible with Mercury outboard motors?
This battery supports compatible Mercury gas outboards when the motor’s starting current, charging voltage, and voltage regulator requirements are met. Always confirm your specific Mercury outboard model’s battery requirements before installation.
What is Smart Power Reserve?
Smart Power Reserve automatically keeps backup power when the battery runs low, helping you restart your outboard motor instead of draining the battery completely on the water. It helps reduce the risk of being stranded during boating or fishing trips.
Can I use this Goup 24 battery to start a car, truck, motorcycle, or tractor?
No. This battery is not designed for cars, motorcycles, trucks, tractors, or other land vehicle starting applications. It is designed for compatible 12V gas outboard motors and marine use only.
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As the #1 LiFePO4 battery brand, LiTIme leads the market with the most complete power solutions—covering RVs, home storage, marine, golf carts, off-grid systems, and beyond.
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With 17 years of industry experience, LiTime serves over 350,000+ users globally, ensuring quality and trust. LiTime keeps innovating and has your back, always.
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Industry-Leading Tech
With EV-grade cells passing 80+ tests and a self-developed BMS with under 1% margin of error, LiTime batteries ensure 15,000 cycles, 20+ protections, and up to 10 years of reliable performance.
Cutting-Edge Features
LiTime batteries offer a range of advanced features, including Bluetooth, low-temperature protection, self-heating, high-rate discharge, pre-charging, ensuring reliable power and peace of mind in any environment.User-Driven Power Stories
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