Dakota Lithium DL+ 12V 320Ah Dual Purpose Heated LiFePO4 Battery
- Voltage: 12.8V (Nominal)
- Storage Capacity: 320 Ampere Hours (Ah) / 3840 Watt Hours (Wh)
- Chemistry: Lithium Iron Phosphate (LiFePO4)
- Cold Cranking Amps (CCA): 1,000A
- Max Continuous Discharge: 200A (300A for 60s, 1000A for 1s pulse)
- Max Charge Voltage: 14.6V (14.4V Recommended)
- Max Charge Current: <200A standard charge, 300A max charge current for <60 sec
- Low Voltage Cutoff: 10.0V
- Operating Temperature: Discharge: −20∘C to 80∘C (−4∘F to 176∘F)
- Charging Temperature (with heater): Down to −20∘C(−4∘F)
- IP Rating: IP65 (Water Resistant)
- Dimensions (L x W x H): 15.04″ x 7.60″ x 9.96″ (382mm x 193mm x 253mm) – Group 31 Compatible
- Weight: 65 lbs (29.5 kg)
- Terminals: M8 Bolt Size Included (SAE adapters available)
- Certifications: UN38.3, UL1642 (cells), ISO 9001:2015
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Description
Dakota Lithium DL+ 12V 320Ah Dual Purpose Heated LiFePO4 Battery

The Dakota Lithium DL+ 12V 320Ah Dual Purpose Heated LiFePO4 Battery. Engineered with cutting-edge Lithium Iron Phosphate (LiFePO4) technology, this battery combines massive deep-cycle capacity with robust engine-starting power, all housed in a rugged, compact design that defies the elements. Experience true energy independence, year-round.
Key Features:
- Dual Purpose Powerhouse: Say goodbye to multiple batteries! The DL+ 320Ah delivers an impressive 320 Ampere Hours (Ah) of deep-cycle energy for extended off-grid living, combined with a formidable 1,000 Cold Cranking Amps (CCA) for reliable engine starts, even for large boats and vehicles. It’s the ultimate all-in-one solution for RVs, marine vessels, and demanding power systems.
- Integrated Even-Heat Technology: Conquer extreme cold with confidence. Our innovative internal heating system automatically activates below 0∘C(32∘F) when charging, gently warming the cells to optimal temperatures before allowing a charge. This intelligent design ensures maximum performance, extends battery life, and enables reliable charging in temperatures down to −20∘C(−4∘F).
- Unmatched Lifespan: Up to 5,000+ Deep Cycles! Built to endure. The DL+ 320Ah offers an astounding lifespan of up to 5,000 charge cycles to 80% capacity (and up to 7,000 cycles to 50% capacity), outlasting traditional lead-acid batteries by 6-10 times. This translates to years of dependable power and significant cost savings over its lifetime.
- Consistent, Flat Voltage Curve: Experience steady, unwavering power. Unlike lead-acid batteries that fade as they discharge, Dakota Lithium LiFePO4 batteries maintain a stable voltage output throughout their entire discharge cycle, ensuring your devices and systems run at peak performance from start to finish.
- Advanced Battery Management System (BMS): Safety and longevity are paramount. The integrated BMS provides comprehensive protection against overcharge, over-discharge, short circuits, over-current, and extreme temperatures, ensuring optimal performance and extending the battery’s life.
- Rapid Recharge Capability: Minimize downtime. The DL+ 320Ah accepts a high charge current, allowing for significantly faster recharges compared to conventional batteries, so you can get back to your adventures sooner.
- Lightweight & Compact: At just 65 lbs (29.5 kg), this battery is substantially lighter than comparable lead-acid batteries, improving fuel efficiency and making installation easier. Its Group 31 footprint (13.31″L x 7.24″W x 10″H) allows for seamless integration into most existing battery trays.
- Rugged & Marine-Grade Construction: Designed for the toughest environments. Encased in a reinforced marine-spec plastic case with an IP65 water resistance rating, this battery is built to withstand vibrations, splashes, and harsh outdoor conditions.
- Industry-Leading 11-Year Warranty: We stand behind our batteries. The DL+ 320Ah is backed by Dakota Lithium’s best-in-class, non-transferable 11-year manufacturer defect warranty and free lifetime technical support, providing unparalleled peace of mind.
- Eco-Friendly & Safe: Crafted with Lithium Iron Phosphate (LiFePO4) chemistry, our batteries are non-toxic, emit no gases, and are highly stable, making them a safer and more environmentally responsible choice.
Ideal For:
- RVs & Campers: Power all your appliances, lights, and start your engine with one reliable battery.
- Marine & Boating: Ensure robust engine starts and long-lasting power for electronics, trolling motors, and more.
- Off-Grid Solar Systems: Maximize energy storage and efficiency for your remote power needs.
- Electric Vehicles & Golf Carts: Experience increased range, reduced weight, and superior performance.
- Industrial & Commercial Applications: Reliable, long-duration power for equipment in challenging conditions.

Technical Specifications:
- Voltage: 12.8V (Nominal)
- Storage Capacity: 320 Ampere Hours (Ah) / 3840 Watt Hours (Wh)
- Chemistry: Lithium Iron Phosphate (LiFePO4)
- Cold Cranking Amps (CCA): 1,000A
- Max Continuous Discharge: 200A (300A for 60s, 1000A for 1s pulse)
- Max Charge Voltage: 14.6V (14.4V Recommended)
- Max Charge Current: <200A standard charge, 300A max charge current for <60 sec
- Low Voltage Cutoff: 10.0V
- Operating Temperature: Discharge: −20∘C to 80∘C (−4∘F to 176∘F)
- Charging Temperature (with heater): Down to −20∘C(−4∘F)
- IP Rating: IP65 (Water Resistant)
- Dimensions (L x W x H): 15.04″ x 7.60″ x 9.96″ (382mm x 193mm x 253mm) – Group 31 Compatible
- Weight: 65 lbs (29.5 kg)
- Terminals: M8 Bolt Size Included (SAE adapters available)
- Certifications: UN38.3, UL1642 (cells), ISO 9001:2015
Upgrade to the Dakota Lithium DL+ 12V 320Ah Dual Purpose Heated LiFePO4 Battery and power your adventures with unmatched reliability, performance, and peace of mind.







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