12kW 400W Low Profile Black Solar Panels

Ensure you’re taking full advantage of renewable solar energy when you equip your power system with these cutting-edge monocrystalline solar panels from CanadianSolar!


Guaranteed High Capacity Power Storage

The all-new 48V MUSTANG is one of our most energy-dense models, packing 7kWh and 139Ah of capacity in a sleek, steel casing. This battery is built to maximize the capabilities of your power system, and was designed for efficient power delivery, with generous operating parameters, regardless of how far your adventures take you!

Lithium-Ion All-in-One Kits

We know it can be tough to set up a home power system when a million different components and accessories are available. BigBattery seeks to cut out confusing shopping experiences with our new All-in-One Kits. These lithium-ion upgrade kits provide a one-stop solution for getting your power system up and running quickly and painlessly!

Our Highest Capacity Golf Cart Upgrades

The 48V Falcon Elite is the latest golf cart solution to come out of the BigBattery workshop. This LiFePO4 battery comes with over 3kWh capacity, grade A lithium cells, and an internal fire extinguisher. This upgrade will give you safe, reliable, and long-lasting power. Get kits ranging from 6kWh to 12kWh, and leave your range anxiety at home. Go further and faster with the 48V Falcon Elite Kits!

Shipping Saver Program

Buy (4X) Of Any BigBattery Pack & Receive Free Shipping!

Shipping BigBatteries Can Be Expensive, We Want To Help! Buy (4) Units And We’ll Pay All Shipping Costs To Your Door!

Shipping BigBatteries Can Be Expensive, We Want To Help! Buy (4) Units And We’ll Pay All Shipping Costs To Your Door!


Unmatched Energy Storage.

BigBattery off-grid lithium battery banks are made from top-tier LiFePO4 cells for maximum energy efficiency. Our solar line-up includes the most affordable price per kWh in energy storage solutions. Lithium batteries can also store about 50% more energy than lead-acid batteries! Power your off-grid dream with BigBattery today!

  • SKU# 25% OFF

    48V PUMA

    NMC - 133Ah - 6kWh

    • 48V CONDOR ELITE 3

      LiFePO4 - 231Ah - 11.8kWh

      • 48V RHINO

        LiFePO4 - 276Ah - 14kWh

        • 48V KONG LIFEPO4 233AH 12KWH Front View

          48V KONG ELITE MAX

          LiFePO4 - 372Ah - 19.0kWh


          Faster. Further. Lighter.

          Golf carts are among the many vehicles that reap massive benefits from lithium batteries. Our lithium solutions will give you less weight, more power, shorter charging intervals, and zero maintenance over lead-acid batteries! This also means you can enjoy more mileage on a single charge with stronger acceleration up hills. Upgrade your golf cart to see the benefits for yourself!

          • On Sale!

            48V 2X BADGER 2 KIT

            NMC - 96Ah - 4.2kWh

            • On Sale!

              48V 4X EAGLE KIT

              LiFePO4 - 120Ah - 6.14kWh

              • SKU# Free Shipping

                48V FALCON ELITE KIT

                LiFePO4 - 61Ah - 3.1kWh

                • SKU# Free Shipping

                  48V 2X FALCON ELITE KIT

                  LiFePO4 - 122Ah - 6.12kWh




                  TOP-TIER QUALITY

                  TOP-TIER QUALITY

                  Power Your Adventures.

                  BigBattery lithium RV battery packs have a track record of being exceptionally reliable while guaranteeing a worry-free experience. Our advanced lithium RV & Van-life solutions reduce generator time and minimize charging periods. We also offer our RV batteries with inverters, so you have a one-stop shop for compatible accessories.

                  • SKU# Free Shipping

                    24V FALCON ELITE

                    LiFePO4 - 122Ah - 3.1kWh

                    • 12V OWL

                      LiFePO4 -170Ah - 2.17kWh

                      • SKU# 12% OFF
                        24V MULE LIFEPO4 120AH Battery3KWH

                        24V MULE

                        LiFePO4 - 120Ah - 3kWh

                        • 24V HUSKY ELITE

                          LiFePO4 - 234Ah - 6kWh


                          More Power. More Savings.

                          BigBattery industrial lithium battery packs were designed as a plug-and-play option for electric commercial and industrial vehicles currently using lead-acid batteries. By switching to BigBattery lithium, your vehicle will gain more power and have less weight with increased operational hours. Your equipment will also have increased charging speed, zero maintenance, and no “cool down” period before recharging.

                          • On Sale!

                            36V GATOR MAX KIT

                            LiFePO4 - 120Ah - 5kWh

                            • Out of stock

                              36V 3X RAPTOR KIT

                              LiFePO4 192Ah 7.2kWh

                              $3,580 OUT OF STOCK
                              • 48V KONG ELITE MAX KIT

                                LiFePO4 - 372Ah - 19.0kWh

                                • SKU# Free Shipping

                                  48V 2X FALCON ELITE KIT

                                  LiFePO4 - 122Ah - 6.12kWh


                                  Online Support

                                  LiveChat, Call & eMail

                                  10 Years Warranty

                                  Full Battery Coverage

                                  Safest Batteries

                                  Reliable: LiFePO4

                                  Fastest Shipping

                                  Manufacturing In USA

                                  Does Your Business Need Power?
                                  We’ll Build Your Batteries

                                  Why Switch to Lithium?

                                  Longer Life, No Maintenance, and Faster Charging are just a few of the advantages lithium has over lead-acid batteries. Making it an exceptional return on your investment for years to come.

                                  SERVICE LIFE: Lithium batteries last 3-4 times longer than lead-acid batteries without losing effectiveness over time.

                                  LITHIUM BATTERY
                                  LEAD ACID BATTERY

                                  Lithium Battery Packs

                                  BigBattery is your one-stop shop for a wide assortment of large lithium battery packs. Our batteries power everything, including homes, RVs, campers, golf carts, forklifts, and other machinery. We’re proud to be the largest supplier of new cells batteries in the US. Our core purpose here at BigBattery is to promote the mass adoption of renewable energy solutions.

                                  There are many reasons why lithium battery packs are in a class of their own. LiFePO4 batteries can be recharged hundreds of times without the need for maintenance. They also tend to have a higher energy density and voltage capacity with a lower discharge rate than their competitors. This makes for better power and efficiency, as a single cell has longer charge retention than other battery types.
                                  BigBattery offers the best large lithium battery packs for sale online.