Name: 12V 210Ah LiFePO₄ Deep Cycle Battery (Group 31)
Brand: Dakota Lithium
SKU: DL-21012-G31
Price: 999.00 USD
Availability: OutOfStock

12V 210Ah LiFePO₄ Deep Cycle Battery (Group 31)

$999.00 $1,149.00

12V 210Ah LiFePO₄ Deep Cycle Battery (Group 31)

DL-21012-G31

The Dakota Lithium 12V 210Ah LiFePO₄ Deep Cycle Battery delivers high-capacity energy storage for RVs, vans, marine systems, solar storage and off-grid power from one Group 31 battery. Built-in heating supports charging when temperatures drop, making it a strong choice for extended-runtime systems used across changing seasons.

Supported by Dragonfly Energy’s U.S.-based team and backed by an 11-year limited warranty on core battery function.

$999.00 $1,149.00

Add a Charger Phoenix Smart IP43 Charger 12/50(1+1) 120-240V

Phoenix Smart IP43 Charger 12/50(1+1) 120-240V $471.75

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More Runtime Without a Bigger Bank.

The Dakota Lithium 12V 210Ah LiFePO₄ battery delivers high-capacity deep-cycle power for RVs, vans, marine systems, solar storage and off-grid applications from one battery. With 210Ah of capacity, it is designed for customers who want longer runtime without building out a larger multi-battery bank. Internal heating supports charging in cold conditions, helping make this a capable single-battery foundation for serious 12V power systems.

Key Advantages

210Ah from One Battery

Extended deep-cycle runtime without building a larger multi-battery bank.

Self Heated for Cold Weather Charging

Internal heating supports charging in cold conditions for RV, marine and off-grid systems.

11-Year Limited Warranty

Long-term coverage on core battery function, backed by Dakota Lithium and Dragonfly Energy.

Common Applications

RV and van house power
Marine deep-cycle systems
Solar and off-grid storage
High-capacity 12V energy storage

Dakota Tough. Lithium Powered.

Built for demanding applications, Dakota Lithium batteries combine lightweight LiFePO₄ power with the dependable performance customers expect from Dakota. Compared with traditional lead-acid batteries, lithium delivers more usable energy, consistent power and easier ownership in a lighter package

Less Weight. More Usable Power.
Get more usable energy without the bulk and weight of traditional lead-acid batteries, helping simplify installation and reduce unnecessary system weight.

Fast, Efficient Recharging.
LiFePO₄ chemistry accepts charge efficiently, helping replenish your battery quickly when paired with compatible charging equipment.

Steady Power to the Finish.
A flatter discharge curve helps maintain consistent voltage as the battery discharges, delivering dependable power throughout more of its usable capacity.

Maintenance-Free by Design.
No watering, equalizing or acid cleanup. Dakota Lithium delivers reliable power with minimal routine maintenance.

Real Battery People. American Support.

Dakota Lithium is backed by the U.S.-based team at Dragonfly Energy, bringing years of battery experience, product knowledge, and customer support behind every purchase. Whether you need help choosing the right setup or support after the sale, there’s a knowledgeable team here to help.

Draognfly Energy systems integration team

Specifications
Battery Chemistry	LiFePO4
Nominal Voltage	12.8V
Capacity	210Ah
Nominal Energy	2,688Wh
Battery Type	Deep Cycle
Terminal Type	M8

Technical Specifications
Max Discharge Current	200A
Recommended Charge Voltage	14.4V
Recommended Charge Current	100A
Max Charge Current	100A
Recommended Operating Temperature (Discharge)	5°F to 113°F (-15°C to 45°C)
Low-Temperature Charge Protection	Yes
Internal Heating	Yes

Dimensions
Length	13.03 in
Width	6.77 in
Height	9.45 in
Weight	48.6 lb
Standard Size Footprint	Group 31
*Disclaimer	Group sizes and form factors are provided as dimensional references only. Battery compartments, terminals, connections, hold-downs and clearance requirements may vary. Always verify the battery dimensions and specifications for your application before purchase.