12v 40ah lithium ion battery pack (6943003639851)

Lithium Battery Company

12V 40AH Lithium Ion Battery

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Introducing Lithium Battery Co. 12V 40AH Lithium Ion Batteries! Our lithium battery packs are perfect for high-drain applications such as RV, marine, and solar systems. They’re engineered to last up to 15 years under optimal conditions while still offering unbeatable power. This means that you don’t have to worry about needing to replace your batteries every few years!

Not only is the battery reliable and long-lasting, it also comes with a variety of benefits that you won‚Äôt find elsewhere. For instance, our batteries offer an impressive 90% depth of discharge ‚Äď meaning that you get more bang for your buck when it comes to energy efficiency and performance. Additionally, they are incredibly lightweight compared to its counterparts making transporting or installation a breeze!

You can rest assured knowing that your battery will work at its highest potential under all weather conditions thanks to our unique charge algorithm technology which provides optimal performance in both hot and cold environments. Plus, the battery is packed with built-in safety features including thermal insulation protection which prevents any safety hazard incidents from occurring.

So what are you waiting for? Take control of your energy storage needs with Lithium Battery Co.'s 12V 40AH Lithium ion Battery today. With our unbeatable power, extreme durability, and improved efficiency, you won't regret giving us a shot!

Product information


High Energy Density

Our lithium-ion batteries have unparalleled energy density, meaning that they can store more energy in a smaller space compared to other battery technologies. This makes our batteries ideal for portable devices where size and weight are critical factors.

Extended Lifespan

Our lithium-ion batteries have an extended lifespan, allowing them to last longer than other battery technologies. In fact, our batteries can last up to three times longer than conventional batteries, which provides a significant cost advantage over time.

Superior Performance

Our lithium-ion batteries provide superior performance compared to other battery technologies. They offer a higher power output, which means that devices can run faster and perform better. This makes our batteries perfect for applications that require high performance.

Industry-Leading Safety

Our lithium-ion batteries are equipped with advanced safety features that protect against overheating, short-circuiting, and other potential hazards. This ensures that our batteries are dependable and safe, giving our customers peace of mind.


Automatic Hands-Free Battery Management System

Voltage Management

Voltage management regulates the voltage level of the battery, preventing overcharging and excessive discharge, which can both shorten battery life.

State of Charge Monitoring

This feature measures the amount of energy left in the battery and helps prevent overcharging or deep discharge.

Fault Detection / Isolation

Fault detection and isolation help the system to detect any issues with the battery and isolate the faulty cell to prevent further damage.

Cell Balancing

Balancing ensures the cells in a battery are at the same charge level and helps to extend the life of the battery.