One Battery. Ten Years. Zero Compromise.

Premium 12V 320Ah lithium power for RVers who expect the best.

Explore the Battery

OWL 12V 320Ah Lithium Battery

320Ah Capacity

Massive power for long off-grid stays

10-Year Warranty

Backed by confidence and durability

Smart BMS

Built-in Bluetooth monitoring

Lightweight Design

Sleek, functional, and portable

Explore the Battery

Meet the most advanced lithium battery in its class—320Ah packed into a compact footprint no larger than most 100Ah batteries. Designed for serious RVers and off-grid enthusiasts, this battery blends power, size efficiency, and durability with zero compromises.

Ten-Year Warranty – Reliable support for a full decade.
Maintenance-Free – Retains charge up to two years with no fluids or trickle charging required.
Ultra-Fast Charging – Optimized for rapid recovery and long use cycles.
200A Continuous Discharge – Per battery (parallel-friendly for expanded output).
Lightweight – Just 59.5 lbs (27 kg).
Compact Size – 15.4″ x 7.5″ x 9.8″ (39 x 19 x 25 cm).
Bluetooth Monitoring – View charge and performance in real time via app.
Advanced BMS – Smart protection and cell balancing.

Spec	OWL Core 320	Dakota 320Ah	Lion UT 3500 BT
Capacity	320Ah	320Ah	280Ah
Continuous Discharge	200A	175A	150A
Weight	59.5 lbs	84 lbs	72.31 lbs
Size	15.4″ x 7.5″ x 9.8″	20.5″ x 10.5″ x 9.3″	20.5″ x 10.5″ x 8.9″
Bluetooth App	Yes	Yes	Yes
Price	$1,499	$2,299	$2,099

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Why OWL Lithium?

We believe in one product done right. That’s why we offer just one battery model — engineered with high-performance lithium cells, protected by a smart BMS, and wrapped in a modern enclosure that stands out in any RV bay.

Have questions or want to chat?

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