Skip to content
Free Shipping to Major City Centers in Canada For Orders Over $500|Curbside Pickup In Toronto|10 Year Warranty
Free Shipping to Major City Centers in Canada For Orders Over $500|Curbside Pickup In Toronto|10 Year Warranty



Get Quality Lithium Iron Phosphate Batteries

Are you overpaying for your batteries? Not anymore! We are Big Battery, the world's most environmentally friendly battery manufacturer with the best lithium batteries. All of our batteries are made in the USA, and they ship within 48 hours. Our prices are unbeatable; our service is high- efficient, our warranties are genuine. We provide every voltage capacity for anything you want to power for the best battery price around. We are your source of power. We aim to provide high-quality energy solutions at a fraction of today's market price to promote the massive options. All of our solutions are simple, efficient, and modular, through which we can guarantee easy maintenance and unprecedented lifecycle longevity. Our lifepo4 batteries are available in a variety of voltages and for a variety of applications. Options available in voltages: 12-volt lithium battery, 24-volt lithium battery, 36-volt lithium battery & 48-volt lithium battery.

Know How to Find the Best Battery

Are you confused when looking at all different kinds of batteries? Are you feeling overwhelmed by all the numbers and specs? Shopping for a battery does not need to be this way. And it would help if you didn't have to take a crash course and electrical engineering to find the correct battery. So, welcome to Big Battery zoo! We now have fantastic animal names for all of our best lifepo4 batteries to help you simplify the shopping process. Therefore, instead of the 24V LiFePO4 240Ah 6KWh power wall, we have the 24V Gorilla, the 12V Owl, the 24V Hawk, and the 48V Husky. And don't worry, you can still find all the specifics you need to know off the product page and our downloadable specs sheet. Plus, our incredible customer support team is ready to answer any questions you may have about which animal is the best fit for you. 

Buy LiFePo4 Battery with Big Battery

You can enjoy twice the run time using the Big Battery. It can not only last 4X longer, charge up to 5X faster, but also have half the weight and twice the power of traditional batteries. You can use our Anderson connector to create a battery system in any desired voltages for different needs. All batteries are made in the USA, staffed, and shipped in Canada. With the exceptional LiFePo4 technology, affordable price, and a 10-year battery warranty, there are no better alternatives in the market! Get lithium golf cart batteries, lithium RV batteries, batteries for solar & off-grid applications now!

Our Collections

12V Lithium Batteries 24V Lithium Batteries 36V Lithium Batteries 48V Lithium Batteries
LiFePO4 Batteries All-in-One LiFEPO4 Chargers Growatt Inverters
Anderson Cables Solar Batteries Golf Cart Batteries RV Batteries
Industrial Batteries Boat Batteries