Is your trusty Eufy RoboVac 11 not quite zipping around like it used to? Maybe it’s cutting cleaning sessions short or struggling to find its way back to the charging dock. Chances are, your Eufy vacuum battery is reaching the end of its life. Like any rechargeable device, the internal battery eventually loses its ability to hold a charge, and when that happens to your robot vacuum, it can feel like a real bummer.
But don’t toss your beloved RoboVac just yet! Replacing the robovac11 eufy battery is a straightforward and cost-effective way to breathe new life into your automated cleaning assistant. You’ll get back those long runtimes, powerful suction, and complete cleaning cycles you’ve come to expect.
We’ve scoured the market to find the best replacement batteries, focusing on capacity, compatibility, safety features, and overall value. Let’s dive into our top picks to help you make an informed decision and get your Eufy back in tip-top shape!
Why Upgrade Your RoboVac Battery?
Before we jump into the products, here’s why a new robovac11 eufy battery can make a huge difference:
- Extended Runtime: Enjoy longer cleaning sessions without your RoboVac running out of juice halfway through.
- Restored Performance: A fresh battery often means consistent power, allowing your vacuum to maintain optimal suction.
- Cost-Effective: Far cheaper than buying a whole new robot vacuum!
- Eco-Friendly: Reduces electronic waste by extending the life of your current device.
Our Top 10 Eufy RoboVac 11 Battery Replacements
Here are our hand-picked selections for the best robovac11 eufy battery upgrades:
1. Upgraded 4000mAh N79 14.4V Battery for Eufy RoboVac 11…
This upgraded 4000mAh battery is a powerhouse, offering a significant boost in runtime for your Eufy RoboVac 11 and many other compatible models. Designed for longevity, it promises an impressive 120 to 180 minutes of cleaning on a single charge, ensuring your entire home gets the attention it deserves. Its robust safety features and high recharge cycle count mean you’re investing in a durable and reliable energy source for your robot.
- Key Features:
- Upgraded 4000mAh capacity for extended runtime (120-180 minutes)
- Compatible with Eufy RoboVac 11, 11S, 11S MAX, 30, 30C, 12, 15T, 15C, 15C MAX, 35C, and Ecovacs Deebot N79S, N79 (3-prong plug)
- Built-in intelligent CC CV charging circuit with comprehensive safety protections (overcharge, over-discharge, over-current, overvoltage)
- 1000+ recharge cycles for long lifespan
- CE, FCC, ROHS certified
- Pros:
- Highest capacity among many replacements, offering superior runtime.
- Extremely high recharge cycle count for excellent durability.
- Robust safety certifications provide peace of mind.
- Generous warranty and customer support.
- Cons:
- Requires checking for a 3-prong plug, which might not be universal for all compatible models listed.
- User Impressions: Customers frequently commend this battery for its exceptional capacity and the noticeable extension in cleaning time. Many highlight its ease of installation and the prompt, helpful customer service as major positives, making it a favorite for those seeking maximum runtime.
- See it on Amazon here
2. Replacement Battery Compatible with eufy RoboVac 11 11C 11S…
If you’re looking for a solid all-around replacement that balances performance with reliability, this Keenstone battery is a fantastic choice. With a 2600mAh capacity, it ensures your robot vacuum has enough juice to tackle most cleaning tasks, offering up to 180 minutes of run time. Its adaptive chip technology is a standout feature, ensuring stable current and voltage delivery without any adverse effects on your robot.
- Key Features:
- 2600mAh Li-ion capacity for 120-180 minutes runtime
- Wide compatibility including RoboVac 11, 11S, 11S Plus, 11S MAX, 12, 15C MAX, 15C, 30, 30C, 30C MAX, G10 Hybrid, G20, and Ecovacs Deebot N79S, N79, DN622
- Premium rechargeable cells with an adaptive chip for stable current/voltage
- Retains over 95% capacity after 500 cycles
- Built-in protection against short circuit, overvoltage, overheat, and overcurrent
- Pros:
- Adaptive chip technology enhances robot safety and performance.
- Strong capacity retention after numerous charge cycles.
- Comprehensive safety features.
- Easy to install and perfectly fits compatible models.
- Cons:
- Capacity is lower than some of the 3200mAh or 4000mAh options available.
- User Impressions: Users appreciate the Keenstone battery for its consistent performance and how well it integrates with their Eufy RoboVacs. Many report a significant improvement in their vacuum’s endurance, praising its straightforward installation process and reliable operation.
- See it on Amazon here
3. 14.4v Vacuum Robot Battery Replacement: for Eufy Robovac…
This 3200mAh replacement battery stands out for its extensive compatibility list, covering a vast array of Eufy RoboVac models and even some Shark Ion and Ecovacs Deebot units. Beyond its broad appeal, it boasts a robust 3200mAh capacity, promising long cleaning sessions without interruption. The emphasis on high-quality cells and an adaptive chip means you’re getting a safe and stable power source for your beloved robot.
- Key Features:
- Wide compatibility: Eufy RoboVac 11, 11S, 11S MAX, 11S PLUS, 12, 15C, 15C MAX, 15T, 25C, 30, 30C MAX, 35C, G10 Hybrid, G30, G30 Edge, G30 Hybrid, G30 Verge, G20, R500, R450, Ecovacs Deebot, and Shark Ion RV750.
- Premium 14.4V 3200mAh Li-ion cells for 120-180 minutes runtime
- Adaptive chip for stable current and voltage
- Retains over 95% capacity after 500 cycles
- Built-in protection against short circuit, overvoltage, overheating, and overcurrent
- Pros:
- One of the most compatible batteries on the list, suitable for many robot vacuum brands and models.
- Higher 3200mAh capacity offers great runtime.
- Excellent capacity retention over time.
- Strong commitment to customer satisfaction.
- Cons:
- While compatible with many, users still need to double-check their specific model due to the sheer number listed.
- User Impressions: Reviewers frequently laud this battery for its superior runtime compared to their old units and its impressive compatibility with various robot vacuums. The general consensus points to an easy installation and a noticeable boost in cleaning efficiency, making it a reliable choice for diverse users.
- See it on Amazon here
4. Replacement Battery for Eufy RoboVac 11, 11S, 30, 30C,…
This 3000mAh replacement battery is a straightforward solution to bring your Eufy RoboVac 11 or other compatible models back to life. With a strong focus on safety and ease of installation, it offers a respectable runtime of 120 to 180 minutes per charge. It’s an excellent choice for those who value simplicity and reliable performance without needing the absolute highest capacity.
- Key Features:
- Wide compatibility with Ecovacs Deebot N79S, 500, N79, N79SE, N79W, DN622.11 and Eufy RoboVac 11, 11S, 11S MAX, 11S PLUS, 12, 15C, 15C MAX, 15T, 25C, 30, 30C MAX, 35C, 25C Max, G10 Hybrid, G30, G30 Edge, G30 Hybrid, G30 Verge, G20, R500, R450.
- Reliable safeguard features with built-in protection (short circuit, output overvoltage, overheat, overcurrent).
- Premium 14.4V 3000mAh rechargeable battery, usable for up to 500 cycles.
- Lasts 120-180 minutes per charge.
- Easy to install.
- Pros:
- Very broad compatibility across both Eufy and Ecovacs models.
- Strong emphasis on safety features.
- Simple, hassle-free installation process.
- Cons:
- Capacity is slightly lower than some premium 3200mAh or 4000mAh options.
- User Impressions: Users often highlight the straightforward installation and immediate improvement in their RoboVac’s cleaning duration. Many appreciate the battery’s robust safety features, giving them confidence in its use. It’s generally seen as a dependable and effective replacement.
- See it on Amazon here
5. FirstPower 3200mAh Compatible with Eufy Battery Replacement…
The FirstPower 3200mAh battery is specifically designed to be a perfect fit and function like the original robovac11 eufy battery but with an upgraded capacity. It’s a fantastic option for those who want increased runtime without compromising on safety or compatibility. The clear distinction between 3-prong and 2-prong connectors helps users avoid purchasing the wrong product, a thoughtful detail for consumer convenience.
- Key Features:
- Compatible with Eufy RoboVac 11, 11S, 11S MAX, 11S PLUS, 12, 15C, 15C MAX, 15T, 25C, 25C MAX, 30, 30C, 30 MAX, 35C; G10 Hybrid, G20, G30, G30 Edge, G30 Hybrid, G30 Verge; G40+, G40Hybrid+; Ecovacs Deebot N79, N79S, DN622. (3-Prong Connector)
- 14.4V | Lithium | 3.2Ah Upgraded Capacity (3200mAh)
- Lasts about 120-180 minutes on a full charge.
- Fast & Safe Charge: Compatible with Eufy charging station; built-in protection against overcharge, over discharge, over current, short circuit.
- Retains over 95% capacity after 500 cycles.
- Easy 2-minute installation.
- Pros:
- Upgraded capacity for extended cleaning time.
- Clear instructions regarding 3-prong connector compatibility.
- Fast and safe charging capabilities.
- Designed for a perfect fit and easy installation.
- Cons:
- Strictly for 3-prong connectors, limiting its use for certain RoboVac variants.
- User Impressions: Customers frequently commend this battery for its seamless installation and the noticeable boost in their RoboVac’s stamina. Many appreciate the clear guidance on connector types, which minimizes purchasing errors. It’s widely regarded as a reliable and high-performance upgrade.
- See it on Amazon here
6. 3200mAh Replacement Battery for Eufy RoboVac 11s, Suitable…
This 3200mAh replacement battery offers a significant capacity boost for your Eufy RoboVac 11S and many other models, ensuring longer and more efficient cleaning cycles. What makes it stand out is its commitment to premium quality, utilizing high-grade rechargeable cells and an adaptive chip. This combination not only extends run time but also protects your robot by stabilizing current and voltage, ensuring no adverse long-term effects.
- Key Features:
- Compatible with G40+, G40Hybrid+, RoboVac 11, 11S, 11S Plus, 11S MAX, 12, 15C MAX, 15C, 25C, 30, 30C, 30C MAX, G10 Hybrid, G20 Accessory and Ecovacs Deebot N79S, N79, DN622.
- 14.4V 3200mAh premium Li-ion rechargeable battery for 120-180 minutes runtime.
- Adaptive chip for stable current and voltage, no negative impact on the robot.
- Retains over 95% capacity after 500 cycles.
- Reliable safeguard features with built-in protection (short circuit, output overvoltage, overheat, overcurrent).
- Easy to use and perfect fit.
- Pros:
- Higher 3200mAh capacity provides excellent runtime.
- Adaptive chip actively protects your robot vacuum.
- Impressive capacity retention after numerous cycles.
- Broad compatibility.
- Cons:
- While compatible, it’s always crucial to verify your specific model.
- User Impressions: Users frequently report that this battery significantly restores their Eufy RoboVac’s cleaning capabilities, with many praising the extended runtime. The easy installation is a recurring positive, and the adaptive chip provides extra reassurance about their robot’s longevity.
- See it on Amazon here
7. 4000mAh Replacement Battery for Eufy RoboVac 11 11S 30…
This 4000mAh replacement battery is truly a game-changer for those whose RoboVac is showing signs of battery fatigue. It’s engineered to restore your vacuum to its original runtime, or even exceed it, tackling common issues like constant beeping, red charging lights, or dwindling cleaning time. The inclusion of installation tools makes this a highly convenient and value-packed option, ensuring you’re ready to go right out of the box.
- Key Features:
- 4000mAh upgraded extended capacity (14.4V Lithium) for 120-180 minutes runtime.
- Fixes common vacuum problems like no longer taking a charge, red light, constant beeping, reduced runtime.
- Easy 2-minute installation with TOOL INCLUDED.
- Fast & Safe Charge: Compatible with original charging station; built-in protection against overcharge, over discharge, over current, short circuit.
- Retains over 95% capacity after 500 cycles.
- Wide compatibility: Eufy RoboVac 11, 11S, 11S MAX, 11S PLUS, 12, 15C, 15C MAX, 15T, 25C, 30, 30C, 30 MAX, 35C; G10 Hybrid, G20, G30, G30 Edge, G30 Hybrid, G30 Verge; G40+, G40Hybrid+, R500, R450; Ecovacs Deebot, Goovi, Amarey, Coredy, Tesvor (3-prong connector).
- Pros:
- Highest 4000mAh capacity for maximum extended runtime.
- Comes with installation tools, adding significant convenience.
- Specifically addresses and resolves common battery-related vacuum issues.
- Extremely broad compatibility, covering many brands.
- Cons:
- Only fits 3-prong connectors, requiring users to confirm their current battery type.
- User Impressions: This battery is a huge hit with users who appreciate the “like new” performance and the included tools that make installation a breeze. The extended runtime is frequently praised, and many report that it successfully resolves nagging issues they had with their aging robot vacuum.
- See it on Amazon here
8. NASTIMA 14.4V Li-ion Battery Replacement for Eufy Robovac…
The NASTIMA 2600mAh battery offers a reliable and safe solution for your Eufy RoboVac 11 and many other models, providing 1.5-3 hours of cleaning per charge. Its commitment to safety is evident through CE and RoHS certifications and patented battery balancing technology, ensuring comprehensive protection. It’s a dependable choice for those who prioritize safety and consistent performance for their robot vacuum cleaner battery.
- Key Features:
- Fully compatible with Eufy RoboVac 11, 11C, 11S, 11S PLUS, 11S MAX, 12, 15C, 15C MAX, 15T, 25C, 25C Max, 30, 30C, 30C MAX, 35C, G10 Hybrid, G20, G30, G30 Edge, G30 Hybrid, G30 Verge, R450, R500. Also wide compatibility with Ecovacs, Tesvor, Goovi, Amarey, Coredy, Ikhos models.
- 14.4V, 2600mAh Li-ion battery, lasting 1.5-3 hours per charge.
- CE, RoHS Certificated with patented battery balancing technology.
- Built-in over-charge, over-discharge, over-voltage, over-current, and over-temperature protection.
- Easy to install.
- 35-day money-back guarantee, 1-year warranty.
- Pros:
- Excellent safety certifications and patented battery technology.
- Very wide compatibility, including many other robot vacuum brands.
- Strong warranty and satisfaction guarantee.
- Specific note about NOT being suitable for RoboVac 11+ and iLife models helps prevent incorrect purchases.
- Cons:
- Capacity is 2600mAh, which is on the lower end compared to some 3200mAh or 4000mAh options.
- User Impressions: Users often commend NASTIMA for its straightforward installation and immediate improvement in vacuum performance. The robust safety features and comprehensive warranty are frequently mentioned as key reasons for satisfaction, making it a trusted replacement.
- See it on Amazon here
9. ARyee 14.4v 4000mAh Upgraded Replacement Eufy 11s Battery…
The ARyee 4000mAh battery is an excellent choice for users looking to maximize their RoboVac’s cleaning potential. This high-capacity Li-ion battery effectively restores and extends your robot’s runtime, allowing it to easily clean your entire house. With multiple safety certifications and built-in protections, you can trust this robovac11 eufy battery to operate safely and efficiently, free from memory effects.
- Key Features:
- Widely compatible with Eufy RoboVac 11, 11S, 11S MAX, 15T, 30, 30C Max, 15C, 25C, 25CMAX, 15C MAX, 12, 35C, G30, G30 Edge, G30 Hybrid; Ecovacs Deebot N79, N79S, DN622, DN621.
- 14.4V, 4000mAh Li-ion Battery.
- No memory effects.
- CE, FCC, PSE, RoHS Safe Certified.
- Built-in multiple protections against overload, overvoltage, overcurrent, short circuit, and internal overheating.
- Easy 2-minute installation.
- Satisfaction service.
- Pros:
- High 4000mAh capacity for maximum cleaning duration.
- Numerous safety certifications for peace of mind.
- No memory effect means consistent performance over its lifespan.
- Simple and quick installation.
- Cons:
- It’s always good to verify your exact model’s compatibility, despite the wide list.
- User Impressions: Many users are thrilled with the significant increase in cleaning time this battery provides. They highlight the ease of installation and the vacuum’s renewed power as major benefits. The robust safety features also add a layer of confidence for purchasers.
- See it on Amazon here
10. Topwowe 3200mAh Replacement Battery Compatible with Eufy…
The Topwowe 3200mAh replacement battery offers a robust power upgrade for your Eufy RoboVac and various Ecovacs Deebot models. This battery stands out for its clear emphasis on the 3-prong connector, ensuring customers get the right fit for their robot. It comes with an installation screwdriver, making the replacement process even smoother and more convenient for first-time installers.
- Key Features:
- Battery Type: Rechargeable Li-ion Battery. Capacity: 3200mAh. Voltage: 14.4V.
- Wide compatibility: Eufy RoboVac 11, 11S, 11S MAX, 30, 30C, 35C, 15C, 15T, G10 Hybrid, G20, G30, G30 Edge, G30 Hybrid; Ecovacs Deebot N79, N79S, 500, DN622.
- Explicitly designed for 3-prong connectors (not 2-prong).
- Easy to install (screwdriver included).
- Package includes 1 x 3200mAh battery and 1 x installation screwdriver.
- Pros:
- Good 3200mAh capacity for extended cleaning.
- Includes a screwdriver, simplifying the installation process.
- Clear guidance on the 3-prong connector type.
- Broad compatibility with popular RoboVac models.
- Cons:
- Only for 3-prong connectors, limiting it for 2-prong users.
- User Impressions: Customers often praise this battery for its complete package, including the screwdriver, which makes installation incredibly easy. The extended runtime is a common positive, with users reporting that their RoboVacs once again clean their entire homes without needing a mid-cycle recharge.
- See it on Amazon here
Frequently Asked Questions (FAQ)
Getting a new robovac11 eufy battery might bring up a few questions. Here are some common ones answered:
Q: How do I know if my RoboVac 11 battery needs replacing?
A: Common signs include significantly reduced runtime (it used to clean for 2 hours, now only 30-60 minutes), difficulty returning to the charging dock, not completing cleaning cycles, or the charging light staying red or blinking erratically even after a full charge.
Q: Is it difficult to install a new RoboVac battery?
A: Not at all! For most Eufy RoboVac 11 models, it’s a very simple process. You typically just need to remove a couple of screws on the bottom, disconnect the old battery, and plug in the new one. Many replacement batteries even come with the necessary screwdriver. It usually takes just a few minutes!
Q: What’s the difference between mAh capacities (e.g., 2600mAh vs. 4000mAh)?
A: mAh (milliampere-hour) is a measure of battery capacity. A higher mAh rating means the battery can store more energy, resulting in a longer runtime for your robot vacuum. For example, a 4000mAh battery will generally last longer than a 2600mAh battery on a single charge.
Q: How long do these replacement batteries typically last?
A: Most high-quality Li-ion replacement batteries are rated for 500 to 1000+ recharge cycles. With average use (charging a few times a week), you can expect a good replacement battery to last 1 to 3 years, similar to or even longer than the original.
Q: Are third-party replacement batteries safe to use with my Eufy RoboVac?
A: Yes, reputable third-party batteries are generally very safe. Look for batteries with safety certifications (like CE, FCC, RoHS) and built-in protection features against overcharge, over-discharge, overcurrent, and short circuits. The products reviewed here meet these standards.
Q: Do I need a specific type of connector (e.g., 3-prong)?
A: Yes, it’s crucial to check your original Eufy RoboVac battery’s connector type. Most RoboVac 11 series models use a 3-prong connector, but some variants might differ. Always confirm the connector type listed in the product description to ensure compatibility.
Q: How should I dispose of my old robot vacuum battery?
A: Old Li-ion batteries should not be thrown in regular household trash. They need to be recycled properly. Check with your local waste management services or electronics stores for battery recycling drop-off points in your area.
Get Your Eufy Back to Peak Performance!
Don’t let a dying robovac11 eufy battery stop your robot from doing its job. Upgrading to a new, high-capacity replacement is an easy and effective way to extend the life of your Eufy RoboVac, ensuring it continues to keep your home spotless.
Whether you prioritize maximum runtime, broad compatibility, or extra safety features, there’s a perfect replacement battery out there for you. Browse our selections above and get ready for those long, uninterrupted cleaning sessions once again!
