Choosing the best battery for a Mercedes E-Class ensures reliable starting and smooth driving. The right battery keeps your car’s electronics and key fob working perfectly.
Mercedes E-Class batteries come in different types and sizes. Some batteries serve as the main power source, while others back up the key fob or auxiliary systems. Key fob replacement batteries like CR2025 and CR2032 are common and easy to find.
For the main car battery, options like YTX14-BS and AGM Group 94R fit many E-Class models. Checking battery compatibility with your specific model year is crucial. A good battery improves performance and avoids unexpected breakdowns. Understanding these options helps you pick the best battery that fits your Mercedes E-Class needs.
Key Fob Replacement Batteries For Mercedes-benz Cr2025 Remote Key (pack Of 2)

Ideal for Mercedes-Benz owners who need a reliable and cost-effective solution to replace the batteries in their CR2025 remote key fobs. If you drive models such as C-Class, E-Class, ML, S-Class, Sprinter, GLC, GL, CLA, CLK, GLE, GLA, SLK, SL, CLS, GLS, R, C300, E350, ML350, or C280, this pack of two Key Fob Replacement Batteries from Deluxe Batteries ensures your key fob remains fully functional without frequent trips to the dealership.
Pros:
- Compatible with a wide range of Mercedes-Benz models for versatile use.
- Pack of 2 batteries provides excellent value and backup options.
- High-quality CR2025 batteries ensure long-lasting power.
- Easy to install, allowing users to replace batteries quickly without professional help.
- Manufactured by Deluxe Batteries, known for reliability and performance.
Cons:
- Limited to CR2025 battery type, not compatible with other battery sizes.
- May require checking the fitment guide to confirm compatibility with specific key fob models.
The Key Fob Replacement Batteries for Mercedes-Benz CR2025 deliver consistent and reliable power, ensuring your remote key functions seamlessly. These batteries are designed to meet the specific voltage and size requirements of Mercedes-Benz key fobs, reducing the risk of malfunction due to improper power supply. Their long shelf life and stable output mean fewer replacements and less hassle over time.
Additionally, the convenience of having two batteries in a single pack means you can keep a spare on hand, minimizing downtime if your key fob battery unexpectedly dies. The straightforward installation process empowers users to perform the replacement themselves, saving time and money compared to dealership visits. Overall, these batteries provide a practical, cost-effective solution for maintaining your Mercedes-Benz key fob’s performance.
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Key Fob Replacement Batteries For Mercedes-benz Cr2032 Remote Key (pack Of 2)

If you own a Mercedes-Benz vehicle and frequently find yourself needing to replace the key fob batteries, these Key Fob Replacement Batteries are ideal for you. They are perfect for Mercedes-Benz models like the GLE, Sprinter, GLC, C-Class, GLS, GLB, E-Class, S-Class, GLA, G-Class, A-Class, CLA, EQS, EQE, EQB, and AMG GT. Whether you’re a busy professional, a tech-savvy driver, or someone who values convenience, these batteries ensure your key fob remains functional at all times.
Pros:
- Long-lasting battery life ensures fewer replacements.
- Compatible with a wide range of Mercedes-Benz models.
- Convenient pack of 2 ensures you always have a spare.
- Manufactured by Deluxe Batteries, a trusted brand.
Cons:
- May require some technical skill for replacement.
- Not compatible with non-Mercedes-Benz vehicles.
The Key Fob Replacement Batteries offer a reliable power source for your Mercedes-Benz remote key, ensuring that you can access your vehicle without any hassle. The CR2032 model batteries are known for their durability and performance, providing long-lasting power that reduces the frequency of replacements. This is particularly beneficial for busy individuals who rely on their car for daily commuting.
Another significant feature is the convenience of having a pack of 2, which allows you to keep a spare battery on hand. This ensures that you’re never caught off-guard with a dead key fob, enhancing the user experience by maintaining the functionality of your vehicle’s remote features. The batteries’ compatibility with a broad range of Mercedes-Benz models also means that they’re a versatile solution for multiple vehicle owners.
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Key Fob Battery Replacement For Mercedes-benz

Ideal for Mercedes-Benz owners who drive models such as the C-Class, E-Class, ML, S-Class, and others listed in the fitment guide, this Key Fob Battery Replacement is perfect for anyone needing a reliable and easy-to-install power source for their car remote. If you want to maintain the functionality of your key fob without frequent trips to the dealership, this battery pack is a cost-effective and convenient solution.
Pros:
- Includes 2 packs of high-quality CR2025 batteries ensuring long-lasting performance.
- Specifically designed to fit a wide range of Mercedes-Benz models for guaranteed compatibility.
- Lightweight and compact with a weight of only 0.0044 pounds, making it easy to store and handle.
- Manufactured by KKNCO, a trusted brand known for reliable automotive accessories.
- Simple installation process allows users to replace batteries quickly without professional help.
Cons:
- Limited to specific Mercedes-Benz key fobs; not compatible with other car brands.
- Battery life may vary based on usage and environmental conditions.
The Key Fob Battery Replacement by KKNCO is engineered to meet the exact specifications of your Mercedes-Benz key remote. This ensures optimal performance and uninterrupted remote access to your vehicle. The use of CR2025 batteries provides stable power output, which translates to consistent signal transmission and longer battery life compared to generic alternatives.
Thanks to its precise dimensions and weight, this battery replacement fits snugly into your key fob without causing any damage or interference. This product offers an affordable and practical way to extend the life of your key fob, saving you from the inconvenience and expense of a complete key replacement. Ideal for drivers who value convenience and reliability, this battery pack supports seamless vehicle entry and remote start functions.
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Iyuketror Key Fob Replacement Batteries For Mercedes-benz

The IYUKETROR Key Fob Replacement Batteries are ideal for Mercedes-Benz owners who need reliable and long-lasting power for their vehicle’s remote keys. If you drive models such as the C-Class, E-Class, ML, S-Class, Sprinter, GLC, GL, CLA, CLK, GLE, GLA, SLK, SL, CLS, GLS, R, C300, E350, ML350, C280, or use a Smart Remote Key, these CR2025 batteries are a perfect fit to keep your key fob functioning smoothly. They are especially suitable for those who prefer to replace their key fob batteries themselves without frequent trips to the dealership or service centers.
Pros:
- Compatible with a wide range of Mercedes-Benz models
- Comes in a convenient 2-pack for backup or multiple keys
- Lightweight design at 0.02 pounds makes handling easy
- Reliable CR2025 battery type ensures consistent power output
- Manufactured by IYUKETROR, a trusted brand in replacement batteries
Cons:
- Limited to specific Mercedes-Benz key fob models only
- May require careful installation to avoid damage to key fob
These IYUKETROR Key Fob Replacement Batteries provide an efficient and cost-effective solution for maintaining the functionality of your Mercedes-Benz key fobs. Their compatibility with numerous Mercedes models means you can trust these batteries to deliver consistent performance and extend the lifespan of your remote keys. The compact and lightweight design makes them easy to handle and store, giving you peace of mind that your vehicle access remains uninterrupted.
With the convenience of a 2-pack, you have a spare battery ready whenever needed, eliminating the hassle of last-minute replacements. The use of CR2025 batteries ensures reliable power output, which translates into quick and responsive key fob operations. Whether you are replacing old batteries or stocking up, these IYUKETROR batteries offer a dependable choice for Mercedes-Benz owners seeking quality and convenience.
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Key Fob Replacement Batteries For Mercedes-benz Remote Key 2-packs Cr2025

The Key Fob Replacement Batteries for Mercedes-Benz are ideal for Mercedes-Benz owners who want a reliable and cost-effective solution to keep their remote keys functioning smoothly. If you drive models like the C-Class, E-Class, ML, S-Class, Sprinter, GLC, GL, CLA, CLK, GLE, GLA, SLK, SL, CLS, GLS, R, C300, E350, ML350, or C280, this battery pack is designed specifically to fit your key fobs. These batteries are perfect for individuals who prefer maintaining their vehicle’s remote control without frequent trips to the dealership or mechanic.
Pros:
- Compatible with a wide range of Mercedes-Benz models ensuring easy fitment
- Comes in a convenient 2-pack of CR2025 batteries for extended use
- Manufactured by Knmipm, known for quality and durability
- Simple DIY replacement process saves time and money
- Reliable power supply enhances key fob responsiveness and longevity
Cons:
- May require checking the fitment guide carefully to ensure compatibility
- Limited to specific Mercedes-Benz remote key models, not universal
These Key Fob Replacement Batteries offer a tailored solution for Mercedes-Benz owners who want to maintain seamless remote access to their vehicles. The CR2025 battery type is known for its stable voltage and long-lasting power, which ensures that your key fob will operate reliably without frequent battery changes. The fact that these come in a 2-pack allows users to have a spare battery on hand, minimizing downtime and inconvenience.
The ease of replacing the battery yourself means you can avoid costly service appointments. Since the batteries are made by Knmipm, users benefit from a trusted manufacturer that prioritizes quality and compatibility. Ultimately, these replacement batteries help maintain the functionality of your Mercedes-Benz remote key, supporting your vehicle’s security and convenience features without hassle.
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Ytx14-bs Replacement For Mercedes Benz Auxiliary Battery

The YTX14-BS 2115410001 Replacement Battery is ideal for Mercedes Benz owners who require a reliable and high-performance auxiliary battery. This secondary backup battery is perfect for drivers of models like the E350, CLA 250, GLK 350, E320, ML350, E500, CLS 400, and GLA 250 who want to ensure their vehicle’s electrical systems remain fully operational even when the primary battery is under heavy load or during extended idling. If you seek enhanced stability and uninterrupted power supply for your luxury car’s electronics, this battery is a smart investment.
Pros:
- High-quality 12V 12AH capacity ensures dependable power backup.
- Specifically designed to fit a wide range of Mercedes Benz models seamlessly.
- Compact and lightweight design at 9.625 pounds for easy installation.
- Manufactured by UpStart Battery, a trusted brand known for durability.
- Enhances the longevity and performance of your vehicle’s electronic systems.
Cons:
- Limited to select Mercedes Benz models; not universal.
- Higher initial cost compared to generic auxiliary batteries.
- Requires professional installation for optimal performance and safety.
The YTX14-BS 2115410001 Replacement Battery boasts a robust 12V 12AH output, making it a reliable secondary power source for your Mercedes Benz. Its precise compatibility with multiple Mercedes models ensures a perfect fit, avoiding common issues like loose connections or inadequate power delivery. The battery’s compact size and moderate weight facilitate easier handling and installation without compromising power capacity.
Utilizing this auxiliary battery means your vehicle’s electronic accessories—such as infotainment systems, lighting, and climate control—maintain consistent functionality, even when the main battery is under strain. This leads to improved vehicle reliability and peace of mind during long trips or in extreme weather conditions. Backed by the reputable UpStart Battery brand, you can trust in the quality and longevity of this essential automotive component.
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Cr2025 Key Fob Battery Replacement For Mercedes-benz

The CR2025 Key Fob Battery Replacement by Pinochi is ideal for owners of Mercedes-Benz vehicles manufactured between 1995 and 2016, including popular models such as the C-Class, E-Class, ML, S-Class, and more. If you rely on your remote key’s consistent performance and want a reliable, easy-to-install battery replacement that fits 2, 3, or 4 button key fobs, this product is perfect for you.
Pros:
- Compatible with a wide range of Mercedes-Benz models from 1995 to 2016
- Lightweight design with only 0.0044 pounds for easy handling
- Simple to install, enabling quick replacement without professional help
- Reliable power source ensuring long-lasting remote key functionality
- Manufactured by Pinochi, ensuring quality and consistency
Cons:
- Limited to specific Mercedes-Benz models and may not fit newer vehicles
- Only compatible with key fobs having 2, 3, or 4 buttons
This CR2025 battery replacement offers a practical and cost-effective solution for maintaining your Mercedes-Benz remote key’s performance. The battery’s compact size and precise fit ensure that it integrates seamlessly into your key fob without compromising its functionality. Its lightweight design contributes to easy installation, allowing users to replace the battery themselves without the need for specialized tools or professional assistance.
Additionally, the battery’s consistent and reliable power output ensures that your remote key remains responsive, supporting all key fob functions such as locking, unlocking, and remote start. By choosing this replacement battery, Mercedes-Benz owners can extend the life of their key fobs while enjoying uninterrupted convenience and peace of mind. The trusted Pinochi brand guarantees quality, making it a dependable choice for maintaining your vehicle’s remote control system.
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Acdelco Gold 94ragm Battery

The ACDelco Gold 94RAGM (88864542) 36 Month Warranty AGM BCI Group 94R Battery is ideal for vehicle owners seeking a reliable, long-lasting battery with advanced technology. This battery is perfect for those who require enhanced performance and durability, especially in demanding weather conditions or for vehicles with high electrical demands. If you prioritize maintenance-free operation and extended warranty coverage, this battery is an excellent choice.
Pros:
- Long-lasting 36 month warranty ensuring peace of mind
- AGM (Absorbent Glass Mat) technology for superior charge acceptance and durability
- Maintenance-free design reducing hassle and upkeep
- Compact dimensions (7.5 x 6.9 x 12.4 inches) with manageable weight of 51.6 pounds
- Reliable power delivery for vehicles with high electrical demands
Cons:
- Higher price point compared to standard lead-acid batteries
- Weight might be cumbersome for some users during installation
- Specific fitment required, limiting compatibility with some vehicles
The ACDelco Gold 94RAGM Battery utilizes advanced AGM technology which enhances the battery’s ability to deliver consistent power while resisting vibration and extreme temperatures. This makes it highly suitable for vehicles that require a dependable power source under varied driving conditions. The battery’s compact size fits snugly into compatible vehicles without compromising space, and its maintenance-free nature means users do not have to worry about topping off fluids or performing regular checks.
Additionally, the battery’s robust construction and absorbent glass mat design contribute to its long lifespan and performance reliability. Users benefit from quicker recharging times and improved electrical system support, ensuring optimal vehicle startup and electronic component function. The extensive 36-month warranty further underscores ACDelco’s confidence in product quality, providing customers with added assurance and value.
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Key Fob Battery Replacement For Mercedes-benz

Ideal for Mercedes-Benz owners who need a reliable and easy replacement for their key fob batteries, the Key Fob Battery Replacement for Mercedes-Benz GLE Sprinter GLC C-Class GLS GLB E-Class S-Class GLA G-Class A-Class CLA EQS EQE EQB AMG GT is perfect for those wanting to maintain the optimal performance of their vehicle’s remote. If you drive any of the mentioned models and want a cost-effective way to ensure your key fob works flawlessly, this product is designed specifically for you.
Pros:
- Includes 2 packs of long-lasting CR2032 batteries.
- Compatible with a wide range of Mercedes-Benz models ensuring versatile use.
- Easy to install, allowing quick replacement without professional help.
- Reliable performance that maintains the key fob’s signal strength.
- Manufactured by trusted brand KKNCO, known for quality electronics.
Cons:
- Only fits specific Mercedes-Benz models; users must check fitment guide carefully.
- No additional tools included for battery replacement.
The Key Fob Battery Replacement utilizes standard CR2032 batteries, which are widely available and provide consistent power to keep your key fob functioning properly. This ensures that your remote continues to offer seamless locking, unlocking, and start capabilities, essential for everyday convenience and security. The compatibility with numerous popular Mercedes-Benz models, including the GLE, Sprinter, and S-Class, makes it a versatile choice for many drivers.
Additionally, the batteries are easy to install, allowing users to replace them quickly without needing a visit to a dealership or a professional technician. The product’s design focuses on maintaining the integrity of your original key fob, preventing any damage during the battery swap. By choosing this replacement pack, users benefit from enhanced reliability and peace of mind, knowing their vehicle access will not be interrupted due to a dead battery.
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Mighty Max Battery Ytx14-bs Battery

The Mighty Max Battery YTX14-BS is ideal for vehicle owners who need a reliable and efficient replacement battery, particularly those driving Mercedes E S Class models. This battery is perfect for users looking to maintain optimal performance in their car’s computer system, especially when requiring a direct replacement for the 320 A2115410001 model. If you value durability, consistent power output, and compatibility with your luxury vehicle, this battery is an excellent choice.
Pros:
- High compatibility with Mercedes E S Class models, ensuring seamless installation and operation.
- Compact dimensions (5.75″ height, 3.44″ width, 6.0″ length) make it easy to fit in tight engine compartments.
- Lightweight design at 10.0 pounds, aiding in easier handling and installation.
- Durable black casing that offers protection against corrosion and physical damage.
- Reliable power output designed to support advanced vehicle computer systems.
Cons:
- May not be suitable for vehicles other than the specified Mercedes models.
- Battery weight, while light for its category, may still be cumbersome for some users during installation.
- Lack of color variety limits aesthetic customization options.
The Mighty Max Battery YTX14-BS stands out for its tailored design that meets the specific power requirements of the Mercedes E S Class vehicles. Its compact size allows it to fit neatly into the designated battery compartment without compromising space for other engine components. The battery’s robust build ensures longevity and consistent performance, which is crucial for maintaining the sophisticated computer systems within these luxury cars.
Furthermore, the battery’s manufacturer, Mighty Max Battery, is known for delivering dependable automotive power solutions. This model’s precise fit and reliable 320-amp output mean users can expect smooth starts and stable electrical supply, reducing the risk of system failures or downtime. Overall, this battery provides an excellent balance between size, weight, and power, making it an ideal upgrade or replacement for Mercedes owners seeking quality and dependability.
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Frequently Asked Questions
What Battery Type Suits Mercedes E-class Key Fobs?
Mercedes E-Class key fobs typically use CR2025 or CR2032 batteries. Always check your key model to confirm the correct battery type. Using the right battery ensures optimal remote performance and longevity.
How Often Should Mercedes E-class Key Fob Batteries Be Replaced?
Generally, replace Mercedes E-Class key fob batteries every 1 to 2 years. Frequent usage or low battery warnings indicate it’s time for replacement to avoid remote malfunctions.
Can I Use Cr2025 And Cr2032 Batteries Interchangeably?
No, CR2025 and CR2032 batteries differ in thickness and capacity. Use the specific battery type recommended for your Mercedes E-Class key fob to ensure proper fit and function.
What Is The Recommended Auxiliary Battery For Mercedes E350?
The YTX14-BS 12V 12AH auxiliary battery is ideal for the Mercedes E350. It supports secondary backup functions, ensuring reliable power supply to vehicle systems.
Are Key Fob Battery Replacement Kits Compatible With All Mercedes E-class Models?
Most key fob battery kits fit a wide range of Mercedes E-Class models. However, verify compatibility using the fitment guide before purchase to ensure proper key fob operation.
Where Can I Find Warranty-backed Batteries For Mercedes E-class?
Brands like ACDelco offer AGM batteries with up to 36-month warranties. Choosing such batteries guarantees durability and peace of mind for your Mercedes E-Class.
Conclusion
Choosing the right battery for your Mercedes E Class is essential for smooth performance. The key fob batteries like CR2025 and CR2032 offer reliable power for your remote keys. Secondary backup batteries such as the YTX14-BS help maintain your car’s electronic systems.
AGM batteries like the ACDelco Gold 94RAGM provide long-lasting energy and durability. Always check the fitment guide to pick the correct battery type for your specific model. Using the right battery ensures your Mercedes starts quickly and all features work properly.
Regular battery maintenance can prevent unexpected issues on the road. With these options, you can keep your Mercedes E Class running efficiently and safely. Choose a battery that fits your needs and offers dependable performance every time. Your car deserves the best power source for a trouble-free driving experience.