Why Choose Powertex Car Batteries?

At Powertex, Our Mission is Simple

To deliver the highest quality, safest batteries with unmatched support. We provide the most sought-after sizes compatible with the majority of modern vehicles. Our batteries seamlessly replace traditional lead-acid ones, requiring no modifications—just remove the old battery and swap it out with our premium Powertex model hassle-free.

Discover the perfect replacement battery for your car effortlessly! Simply input the year, make, and model into our tool. Can't find your model listed? No worries! Reach out to us at 1 (888) 593-1029, utilize our live chat feature, or contact us directly. We're here to assist you further!

Advantages of PowerTex Batteries

Exploring the benefits of Powertex automotive batteries versus the competition.

Extremely Lightweight

Our batteries weigh approximately one-third of what conventional batteries do, making them the best and most cost-effective option for achieving significant weight reduction.

Extended Lifespan

With a lifespan ranging from 2 to 5 times that of a lead-acid battery, our batteries not only last significantly longer but also minimize headaches and cost less per charge cycle.

Battery Management System

Our cutting edge BMS protects the battery from overcharge, over-discharge, and short-circuit, while constantly monitoring and regulating its performance.

Built-In Jump Starting

No more bulky cables or dependence on others when your battery is drained! Just press the button on top of the battery to start your vehicle instantly.

Bluetooth Connectivity

Our batteries feature Bluetooth monitors accessible via our app for iPhone and Android. View real-time data like voltage, current, and status from your phone.

Eco-Friendlier Option

Our batteries offer an environmentally friendlier choice, free from harmful heavy metals like lead or corrosive liquids like acid.

Best Sellers

Most popular automotive battery sizes that fit most American, European, Japanese brands like: Alfa Romeo, Aston Martin, Audi, Bentley, BMW, Cadillac, Chevrolet, Ferrari, GMC, Honda, Infiniti, Jaguar, Lamborghini, Land Rover, Lexus, Maserati, Mercedes-Benz, Porsche, Rolls-Royce & more!

Powertex Batteries BCI Group 49 H8 Car Automotive LiFePO4 Lithium Iron Phosphate Battery
  • Group 49 / H8
  • 1500CA
  • 19 lbs
  • 14 x 7 x 7.4 in
  • Fits European and newer American cars with large engines
Powertex Batteries BCI Group 94R H7 Car Automotive LiFePO4 Lithium Iron Phosphate Battery
  • Group 94R / H7
  • 1500CA
  • 19 lbs
  • 12.4 x 6.9 x 7.4 in
  • Fits European and newer American cars with large engines
Powertex Batteries BCI Group 48 H6 Car Automotive LiFePO4 Lithium Iron Phosphate Battery
  • Group 48 / H6
  • 1500CA
  • 19 lbs
  • 11 x 6.9 x 7.4 in
  • Fits most European and late model American cars
Powertex Batteries BCI Group 35 Q85 Car Automotive LiFePO4 Lithium Iron Phosphate Battery
  • Group 35 / Q85
  • 1200CA
  • 15 lbs
  • 9.4 x 6.9 x 8.7 in
  • Fits most Japanese brands, models like GTR, Civics & more
Powertex Batteries BCI Group 47 H5 Car Automotive LiFePO4 Lithium Iron Phosphate Battery
  • Group 47 / H5
  • 900CA
  • 9 lbs
  • 9.6 x 6.9 x 7.4 in
  • Fits Audis, Corvettes, Mini Cooper and many other newer cars
Powertex Batteries BCI Group 51R Car Automotive LiFePO4 Lithium Iron Phosphate Battery
  • Group 51R
  • 900CA
  • 9 lbs
  • 9.4 x 5.1 x 8.7 in
  • Fits most Japanese brands, models like GTR, Civics & more

Maximized Longevity

Enhance your time behind the wheel with the Powertex Lithium Iron Phosphate car battery—a top-notch choice for unlocking your vehicle's full capabilities. Engineered to outlast traditional car batteries, this robust option offers amplified power and extended lifespan. With thousands of charge cycles, lithium batteries surpass the performance of conventional ones, making them pricier initially but more cost-effective in the long run.

Battery Management System (BMS)

Experience peace of mind with our cutting-edge Battery Management System (BMS), acting as a vigilant protector against overcharge, over-discharge, and short-circuit incidents. This intelligent system tirelessly monitors and controls battery performance, ensuring both your safety and the durability of your investment.


Concerned about safety? Rest assured, our batteries have undergone extensive testing to ensure the highest level of security. Our batteries can withstand extreme pressure and collisions, maintaining their structural integrity for your peace of mind. With IP65 and IP67 waterproof ratings, they offer unmatched protection against water damage. Certified with UN38.3, MSDS, 62133, 62619, and CE, our batteries uphold the highest safety standards, making them the ideal choice for your automotive needs.

Internal Jump-Starting Capabilities

Say goodbye to depending on external jump starting! Our battery is built with an internal jump start feature, easily activated by a button if your battery runs low or the BMS is triggered. Enjoy uninterrupted operations wherever and whenever you need it!

Frequently Asked Questions

What are the benefits of choosing Powertex's lithium car batteries over traditional lead-acid batteries?
Powertex Batteries' lithium car batteries offer numerous advantages, including lighter weight, higher energy density, longer lifespan, internal jump-starting, cutting-edge BMS, bluetooth connectivity and superior performance in extreme temperatures compared to traditional lead-acid batteries.

Get in Touch

Do you have any remaining questions or uncertainties regarding the correct battery for your vehicle? Feel free to reach out to us without hesitation. Please ensure to provide us with the year, make, and model of your car, allowing us to accurately identify the suitable replacement model.