Millertech Lithium 12V 275Ah Deep Cycle Battery


Price:
$1,999
Stock:
In stock

The MillerTech 12V 275Ah Battery is designed for maximum energy density and durability, offering an impressive 275Ah capacity in a rugged, waterproof case. Built with Lithium Iron Phosphate (LiFePO4) technology, this battery is an ideal solution for boats, RVs, solar energy storage, and electric vehicles. Its reinforced marine-grade plastic case ensures long-lasting performance, making it a reliable house battery for high-demand applications in both marine and off-grid environments.

SPECIFICATIONS

WARRANTY

SIMPLE 10 Year Warranty 

WEIGHT

87 lbs

SIZE

19.5" L x 10.5" W x 9" H

STORAGE CAPACITY

275 ampere hours (Ah). Millertech Lithium batteries provide dependable, consistent power throughout the entire 275Ah capacity. Unlike traditional SLA batteries, Millertech Lithium LiFePO4 batteries maintain a flat voltage curve, delivering steady power output as they discharge. This design ensures you’ll enjoy uniform performance right down to the last bit of energy.

Bluetooth Capable

No

VOLTAGE

12.8V 

ENERGY

3520Wh

TERMINALS

M8

LIFECYCLES (BATTERY LIFESPAN)

Up to 80% capacity for 5,000 cycles under recommended conditions—compared to just 500 cycles for typical SLA batteries. Millertech Lithium batteries offer exceptional longevity, making the cost per use only a fraction of that of traditional batteries.

OPERATING TEMPERATURE

Engineered for rugged and extreme conditions, Millertech Lithium batteries outlast SLA and other lithium options. With an optimal operating range from -20°F to +140°F (performing reliably down to -20°F), these batteries are built to handle tough environments. Note: For best results, avoid charging below 32°F.

DISCHARGE

275A max continuous discharge. The flat discharge voltage curve provides a 75% bigger capacity then a SLA 50Ah battery.

CHARGE

100a 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.

Unleash the Power of MillerTech Lithium

The MillerTech 12V 275Ah Battery provides high-capacity, waterproof power with LiFePO4 technology, perfect for boats, RVs, and solar energy storage.

 

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