Your Jeep Wrangler is built for adventure, but a dead battery can stop any trip in its tracks. From the main engine battery that gets you started to the small key fob battery that unlocks your doors, having reliable power is non-negotiable. The right battery ensures your Wrangler is ready to perform, whether you’re navigating city streets or tackling rugged off-road trails.
This roundup covers the essential batteries for your Jeep, from primary starting batteries to key fob replacements and critical components. We have selected top-tier options to help you maintain peak performance and avoid being stranded. Our expert reviews will guide you to the perfect power solution for your specific Wrangler model and driving needs.
Our Recommended Batteries for Your Jeep Wrangler
- Key Fob Battery Replacement Compatible with Jeep Wrangler
- Key Fob Replacement Batteries for Jeep Dodge Ram Chrysler
- EDS 91980-3X010 Positive Battery Terminal connector
- BatteryGuru Key Battery Replacement for Jeep Wrangler
- 1AUTODEPOT AUX14 Auxiliary Battery
- OPTIMA Batteries High Performance 35 RedTop
- OPTIMA Batteries D35 YellowTop Dual Purpose
- Weize Platinum AGM Battery BCI Group 48
- Odyssey PC680 Battery
Key Fob Battery Replacement Compatible with Jeep Wrangler
Keep your key fob functioning perfectly with this direct replacement battery pack. It is specifically designed for 2018-2022 Jeep Wrangler, 4xe, and JL models across all trims, including Sport, Sahara, and Rubicon. The pack includes two CR2450 3V batteries, providing a spare for future use.
Replacing a dying key fob battery is a simple process that you can do yourself in minutes. This eliminates the need for a dealership service appointment, saving you both time and money. Ensure your remote lock, unlock, and panic features work reliably.
Key Fob Replacement Batteries for Jeep Dodge Ram Chrysler
This two-pack of key fob batteries offers broad compatibility with many Jeep, Dodge, Ram, and Chrysler vehicles. It is a versatile solution for households with multiple vehicles from the Stellantis family. The product includes a detailed picture guide to help you confirm fitment for your specific model.
It is important to note that this battery is not compatible with 2018-2024 Wrangler, Gladiator, and some newer Grand Cherokee models, so careful verification using the provided guide is essential. For compatible models, this is a cost-effective way to maintain keyless entry functionality.
EDS 91980-3X010 Positive Battery Terminal connector
This is a direct replacement positive battery terminal for various Kia, Hyundai, Chrysler, and Jeep vehicles. It is an exact match for part number 91980-3X010, ensuring a proper fit and reliable electrical connection. A secure terminal is vital for delivering consistent power from the battery to your Wrangler’s electrical system.
Constructed from premium C2680 copper alloy with a tin plating, this terminal offers excellent conductivity. The plating also provides resistance to corrosion, rust, and oxidation, which promotes long-term reliability and prevents voltage drop issues.
BatteryGuru Key Battery Replacement for Jeep Wrangler
If you own a Jeep Wrangler from 2006-2017 or a 2018 JK model, this is the correct key fob battery for you. The pack includes two high-quality CR2032 3V batteries from BatteryGuru, giving you a primary and a backup. This is an inexpensive and simple maintenance item every Wrangler owner will eventually need.
Swapping out a weak battery can restore full range and responsiveness to your key fob. The process requires no special tools and can be completed quickly, ensuring you are never locked out due to a dead remote.
1AUTODEPOT AUX14 Auxiliary Battery
This AUX14 is a compact AGM (Absorbent Glass Mat) auxiliary battery designed for specific applications, including some Jeep Wranglers with dual-battery systems. It delivers 12V and 14Ah with 200 Cold Cranking Amps. Its small dimensions make it suitable for tight engine bay spaces.
The AGM technology is maintenance-free, leak-proof, and certified non-spillable, making it a safe and reliable choice. It is built with greater vibration resistance, which is a significant benefit for off-road vehicles. Always compare the dimensions and terminal polarity with your old battery to ensure a proper fit.
OPTIMA Batteries High Performance 35 RedTop
The OPTIMA 35 RedTop is a high-performance starting battery known for its exceptional reliability and power. With 720 Cold Cranking Amps and a 90-minute reserve capacity, it provides strong starting power and consistent electrical performance. Its versatile mounting design allows for installation in almost any position.
The signature SPIRALCELL technology uses 99.99% pure lead to deliver strong power and outperform conventional flat-plate batteries. It offers excellent vibration resistance and faster recharging capabilities, making it a top choice for demanding automotive applications.
OPTIMA Batteries D35 YellowTop Dual Purpose
The OPTIMA D35 YellowTop is a dual-purpose battery designed for both starting and deep-cycle applications. It provides 620 Cold Cranking Amps and has a deep-cycle reserve capacity of 100 minutes. This makes it ideal for vehicles with high electrical demands, like powerful stereo systems or auxiliary lighting.
Like the RedTop, it features rugged SPIRALCELL technology for maximum durability and power. The YellowTop is engineered to handle repeated discharging and recharging, which is perfect for overlanding setups or winch use where the engine may not always be running.
Weize Platinum AGM Battery BCI Group 48
The Weize Platinum AGM Battery in Group 48 (H6) size is a powerful and reliable option for many modern vehicles. It offers a strong 760 Cold Cranking Amps and a 70Ah capacity. Its dimensions are 10.94″ L x 6.89″ W x 7.48″ H, with a left-negative, right-positive terminal configuration.
This AGM battery is maintenance-free and provides up to two times the cycle life of conventional batteries. It is built to resist extreme temperatures, performing reliably in both very hot and very cold climates. If your vehicle originally came with an AGM battery, this is a direct, high-quality replacement.
Odyssey PC680 Battery
The Odyssey PC680 is a compact, high-performance AGM battery known for its exceptional durability and long service life. It is a popular choice for powersports, motorcycles, and specialized automotive applications, including some auxiliary or racing uses in Jeeps. Its dry-charged state allows for long shelf life before activation.
Featuring pure lead plates and an absorbent glass mat design, it offers robust cranking power and deep-cycle capability. It is built to withstand high levels of vibration and extreme environments, making it a trustworthy power source for demanding conditions.
Buying Guide: How to Choose the Best Batteries for Your Jeep Wrangler
As a Jeep Wrangler owner, I know that a dead battery can ruin a perfectly good day on the trails or just trying to get to work. Choosing the right battery isn’t just about cranking amps; it’s about reliability when you’re miles from civilization. The market is full of options, so I want to break down the key factors you should consider to find the perfect power source for your rig.
First, you need to understand the two main types of batteries. The standard starting, lighting, and ignition (SLI) battery is designed to deliver a quick, powerful burst of energy to start your engine and then be immediately recharged by the alternator. If you have a lot of aftermarket accessories like a winch, light bars, or a serious sound system, you might need a Deep Cycle or Dual-Purpose battery. These are built to handle being discharged and recharged repeatedly, making them ideal for powering accessories without killing your ability to start the Jeep.
Next, look at the Cold Cranking Amps (CCA). This rating tells you how much power the battery can deliver at 0°F. For a Jeep that sees winter weather, a high CCA rating is non-negotiable. I generally recommend looking for a battery with at least 700 CCA, but more is always better, especially for larger engines or those with higher compression. Another critical spec is Reserve Capacity (RC), which indicates how long the battery can run your essential electronics if the alternator fails. A higher RC gives you more peace of mind.
Finally, consider the construction. An Absorbed Glass Mat (AGM) battery is almost always the best choice for a Wrangler. They are completely sealed, spill-proof, and highly resistant to vibration—a huge plus for off-roading. They also have a lower self-discharge rate and can handle the deep cycling demands of accessories better than a traditional flooded battery. While AGM batteries cost more upfront, their durability and performance make them a worthwhile investment for any serious Jeep owner looking for the 9 best batteries for Jeep Wrangler.
FAQ
What size battery does a Jeep Wrangler use?
Most modern Jeep Wranglers (JK and JL models) use a Group 94R size battery. It’s always best to double-check your owner’s manual or measure your existing battery tray to be absolutely sure, as some older models or specific trims might use a different group size like Group 34.
Can I use a regular car battery in my Jeep Wrangler?
You can, but I don’t recommend it. A standard flooded battery is more susceptible to vibration damage from off-roading and can leak if you take a Jeep at a steep angle. An AGM battery is a much better match for the demands and rigors of Wrangler ownership.
How often should I replace my Jeep Wrangler battery?
The average lifespan is between 3 to 5 years. However, this can vary a lot based on your climate, how often you drive, and how many accessories you have draining it. If you notice your engine is cranking slower than usual or your electronics are acting glitchy, it’s a good sign to get your battery tested.
Why does my Jeep Wrangler have two batteries?
Some diesel Wrangler JL models and certain trims come with two batteries from the factory—a main starting battery and a smaller auxiliary battery. The auxiliary battery handles the start/stop system and keeps the electronics stable during engine restarts. When looking for the 9 best batteries for Jeep Wrangler models with this setup, it’s crucial to replace both at the same time to ensure system compatibility and prevent electrical issues.
What is the difference between CCA and CA?
CCA (Cold Cranking Amps) is measured at 0°F, while CA (Cranking Amps) is measured at 32°F. The CCA rating is a more rigorous and realistic measure of a battery’s starting power in cold weather, which is why it’s the standard you should pay the most attention to.