• Fast & Safe Shipping

    Ships with insured delivery.

  • U.S. Based Support (800) 260-8983

    • Talk to real equipment experts anytime.

  • No Sales Tax

    Enjoy no sales tax on all Orders.

  • Lowest Price Guarantee

    Found a lower price? We’ll beat it.

★ Authorized Dealer | Dakota Lithium

Dakota Lithium DL+ 12V 320Ah Dual Purpose Heated LiFePO4 Battery

Availability: In Stock

SKU PID12V320AHPLUS
$2,299.00
$2,299.00
Need Help? Call Us 800-260-8983

No Sales Tax

We do not charge sales tax on any orders, helping you save more and get the best value from your purchase.

Manufacturers Warranty Included

Warranty

We stand behind the quality of our products: 1) 30 day money back guarantee on all orders. If you are unsatisfied for any reason with one of our batteries you can return it for a refund up to 30 days after purchase. 2) 11 year manufacturer defect warranty on all batteries. If we made a mistake building your battery we will repair or replace it. See warranty & return policy for details. 3) Lifetime technical support. Reach out to support@sullivanequipmentco.com for help from our team of experts. 4) 1 year warranty on chargers, powerbox case, and accessories.

30 Day Money Back Guarantee

If you are unsatisfied for any reason with one of our batteries you can return it for a refund, less a 5% restocking fee, up to 30 days after shipping date.

30-Day Hassle Free Returns

We offer a 30 day return window on all eligible products. Items must be in the same condition they were received and include all original parts and packaging. To start a return or if you have any questions about your order, email support@sullivanequipmentco.com or call 800-260-8983. We’re here to help.

Shipping Policy

We ship fast across the U.S. Many items qualify for free shipping (exclusions may apply based on brand and product type). Most orders ship out within 1–2 business days and arrive in about 4–7 business days. Bigger or heavier items may ship by freight and will need a scheduled curbside delivery. Please double-check your contact information at checkout. If you have any questions or need help, call 800-260-8983 or email support@sullivanequipmentco.com.

KEY SPECIFICATIONS

● Voltage: 12.8V
● Storage Capacity: 320Ah / 3,840Wh
● Cold Cranking Amps: 1,000 CCA
● Max Continuous Discharge: 200A
● Max Pulse Discharge: 300A (60s), 1,000A (1s)
● Max Charge Current: 200A standard, 300A peak (≤60s)
● Terminals: M8 bolt size, max torque 15 ft-lbs
● Dimensions: 15.04"L × 7.60"W × 9.96"H (382 × 193 × 253 mm)
● Weight: 65 lbs / 29.5 kg
● Lifecycles: Up to 5,000 cycles at 80% capacity
● Operating Temperature: -4°F to 158°F (-20°C to 70°C)
● Construction: LiFePO4 cells, flat voltage curve, active BMS protection
● Marine Grade & Water Resistant: IP65
● Application: Boats, RVs, solar energy, off-grid systems, electric vehicles

 

POWERFUL ALL-IN-ONE ENERGY SOLUTION

The Dakota DL+ 12V 320Ah LiFePO4 Battery delivers both deep-cycle power and 1,000 CCA engine-starting capability in a compact, durable Group-31 size case. Perfect for marine, RV, off-grid, and solar applications where reliable, high-density power is required.

 

FEATURES & BENEFITS

  • High Capacity 320Ah Battery: Provides extended runtime for demanding applications, replacing multiple lead-acid batteries with one compact unit.
  • Dual-Purpose Functionality: Combines deep-cycle storage with engine-starting capability.
  • Flat Voltage Curve: Maintains consistent voltage throughout the full discharge cycle.
  • Heated Design: Ensures charging and reliable performance in sub-freezing conditions.
  • Advanced BMS Protection: Includes cell balancing, overcharge/discharge protection, short-circuit protection, and high-temperature cut-off.
  • Durable & Water Resistant: Rugged marine-grade IP65 housing for harsh environments.
  • Compact & Lightweight: Group-31 footprint makes installation easy in boats, RVs, and vehicles with limited space.

 

BUILT FOR ENDURANCE AND RELIABILITY

With up to 5,000 cycles at 80% capacity, IP65-rated water resistance, and an 11-year warranty, the DL+ 12V 320Ah Battery is designed to provide dependable power in extreme conditions for years to come.

 

RECOMMENDED CHARGER

12V 50A LiFePO4 charger (sold separately). Charge at 14.4V for optimal performance.