The Monster Marine Lithium 12V 18Ah Hornet Battery is the ultimate lightweight and portable power solution for your 12V electronics. Weighing only 4.9 lbs, this compact battery features Lithium Iron Phosphate (LiFePO4) technology, delivering twice the power, four times the lifespan, and a fraction of the weight compared to traditional sealed lead-acid batteries. Ideal for ice fishing setups, kayak electronics, and outdoor power sources, it offers reliable energy in a compact package. Compatible with AGM chargers like Minn Kota, Dual Pro, and Noco, it’s designed to meet your portable power needs.

SPECIFICATIONS

WARRANTY

WEIGHT

4.9 lbs

SIZE

7″ (L) x 3” (W) x 6.5” (H)
Group 31 equivalent

STORAGE CAPACITY

18 ampere hours (Ah). Monster Marine Lithium batteries deliver reliable, consistent power throughout the full 18Ah capacity. Unlike traditional SLA batteries, Monster Marine Lithium LiFePO4 batteries feature a flat voltage curve, ensuring steady power output as they discharge. This advanced design provides uniform performance, giving you dependable energy all the way to the last drop.

Bluetooth Capable

No

VOLTAGE

12.8V 

ENERGY

231 Wh

TERMINALS

M6 Bolt

LIFECYCLES (BATTERY LIFESPAN)

Retains up to 80% capacity for 5,000 cycles under recommended conditions—far surpassing the 500 cycles of typical SLA batteries. Monster Marine Lithium batteries deliver exceptional longevity, reducing the cost per use to a fraction of traditional battery options.

OPERATING TEMPERATURE

Built for rugged and extreme conditions, Monster Marine Lithium batteries outperform SLA and other lithium options. With an optimal operating range from -20°F to +140°F and reliable performance down to -20°F, these batteries are designed to thrive in tough environments. Note: For best results, avoid charging below 32°F

DISCHARGE

18A max continuous discharge. The flat discharge voltage curve provides a 75% bigger capacity then a SLA 50Ah battery.

CHARGE

10a max, 14.4V recommended, 15V max Please note: this battery should be charged using a LiFePO4 compatible charger. A SLA charger may work, but will reduce performance and lifespan of the battery.

INCLUDES ACTIVE BMS PROTECTION

Equipped with an advanced circuit, this battery ensures cell balancing, low and high voltage cutoff, short circuit protection, and high-temperature protection. These features boost performance and significantly extend the battery's lifespan.

Unlock the Monster Marine Lithium Advantage

Monster Marine Lithium 12V 18Ah Battery: lightweight, LiFePO4 technology, ideal for ice fishing, kayak electronics, and outdoor power. Compact and durable.

USD : 50.0