

It also holds the world record for the largest lead-acid battery factory. They manufacture high-quality batteries, such as lead-acid batteries and other battery accessories, known for their outstanding performance. East Penn ManufacturingĮast Penn is another manufacturer of Duralast automobile batteries for Autozone. Despite their low cost, their batteries are of high quality, ensuring that you get the best for your budget. Due to the low-cost labor in India, Exide’s more affordable than the rest of the batteries manufactured elsewhere. The company has been providing Creative packaged energy solutions for Personal and industrial applications for more than a century. It is one of India’s leading makers of automobile batteries. ExideĮven though it’s not as popular as Clarios and East Penn, Exide is a dependable battery manufacturer. The headquarters is in Glendale, Wisconsin. The company has over 16000 employees, 56 facilities around the globe, and over a century of expertise. In addition, they make their batteries so that up to 99 percent of the materials used can be retrieved and repurposed in new batteries. Clarios has decades of experience which helps in designing, manufacturing, and recycling batteries to help produce a more efficient and sustainable energy storage solution. As a result, they are making a power cell that can meet the needs of the escalating automotive requirements. The company relies on insights, applied engineering, and outstanding product design to create smart battery technologies. Based on these results, we will not make the latest group 48 Duralast AGM batteries recommended models in our Ratings.6 Conclusion About the Manufacturers ClariosĬlarios occupies a leadership position in automotive battery technologies as the company produces one-third of the overall output of the automotive sector each year and keeps investigating solutions to fulfill the rapidly growing energy storage needs. One of those failed in three weeks and another lasted 7 weeks. To be sure the failures were't anomalies, we tested a few more Duralast Platinum AGM group 48 batteries. One Duralast Platinum AGM battery in the common group 48 size failed our tough life test at just five weeks another bit the dust after six weeks. If you're in the market for a new car battery, check our recenty updated car battery buying guide and Ratings. (Duralast batteries are sold only at AutoZone.) This is even more surprising given that other Duralast batteries have been regular Best Buys in our Ratings. In our latest battery tests, not only did some Duralast Platinum AGM batteries not perform as well as other AGM batteries but they also didn’t measure up to less expensive conventional batteries (including those from Duralast). And they don’t always deliver on their performance promise. The downside is that AGM batteries typically cost more than old-fashioned “flooded” batteries. Absorbent Glass Mat, or AGM, batteries are touted by manufacturers as being more capable of meeting the demanding electrical needs of modern cars-from powering infotainment systems to fuel-saving start-and-stop engine operation at traffic lights.
