Your WORX Landroid robotic mower has been faithfully cutting your lawn for seasons, but lately you notice it running out of juice before finishing the yard. The original battery can only hold so much charge after hundreds of cycles. You need a replacement that not only fits perfectly but also boosts runtime and longevity. This guide covers the top replacement battery for WORX Landroid mowers in 2026: the WORX 20V 4.0Ah Lithium-ion Battery 2 pcs. Whether you own a WR147, WR155, or another model, this upgrade ensures your mower finishes the job without stopping. If you are also exploring other replacement parts, check out our best WORX landroid OEM parts for 2026 guide for additional options.
Pros
- Injection-molded for consistent quality and long-term outdoor durability.
- Easy to install with included hardware, no additional tools needed.
- Restores clean cuts, promoting healthier grass growth.
- Compatible with two popular LUBA models, offering wide usability.
- Cost-effective solution compared to original manufacturer parts.
Cons
- No customer reviews available yet, so real-world performance is unverified.
- Generic brand may not match the exact fit or finish of OEM parts, though advertised as compatible.
- Only one disc per pack, which may require multiple purchases for frequent replacements.
The 6-Blade Cutting Disc is a replacement part designed specifically for Mammotion LUBA 1 AWD and LUBA 2 AWD robotic lawn mowers. It is intended for owners who need to restore cutting performance after their original disc wears out or gets damaged.
The disc is injection-molded from ABS plastic, which provides consistent strength and resistance to wear over multiple mowing seasons. Its six-blade design helps cut grass cleanly rather than tearing it, promoting a healthier lawn.
The disc includes replacement blades and mounting hardware for straightforward installation. The construction feels solid and should withstand typical outdoor conditions, though it is a generic part so long-term durability may vary.
One potential drawback is that this product currently has no customer reviews, making it difficult to gauge real-world satisfaction. Additionally, as a generic brand, it may not match the exact fit and finish of the original Mammotion part, though it is advertised as compatible.
Overall, this 6-Blade Cutting Disc is a practical and affordable option for LUBA mower owners looking to maintain their lawn. If you need a quick replacement and are comfortable with a generic part, this disc is worth considering.
Pros
- Precise compatibility with Worx Landroid Vision M600 for a perfect fit.
- 6-blade design provides consistent cutting results compared to fewer blades.
- Easy installation with no modifications required.
- Durable construction suitable for regular mowing schedules.
- Affordable replacement part for maintenance.
Cons
- Blades are not included and must be purchased separately.
- Only compatible with one specific mower model (Worx Vision M600).
- May not include mounting hardware or screws; check your existing assembly.
The BHFDKEL 6-Blade Cutterhead Replacement is a dedicated maintenance part for owners of the Worx Landroid Vision M600 robotic lawnmower. This cutting disc assembly serves as a direct replacement for the original component, helping restore cutting performance when the existing disc becomes worn or damaged.
The standout feature is its six-blade design, which provides broad coverage for a more uniform cut compared to standard four-blade discs. Each blade mounting point is secured to a sturdy frame, ensuring stability during operation. Users can expect the mower to maintain neat trimming results across the lawn with each pass.
Build quality focuses on durability, with a robust disc frame that resists bending or cracking under normal mowing conditions. The assembly is lightweight at 0.3 pounds, making replacement straightforward. Simply remove the old disc and attach the new one using existing hardware, though blades must be sourced separately.
One potential drawback is that blades are not included, requiring a separate purchase. Additionally, compatibility is limited to the Worx Vision M600, so owners of other models will need different parts. The part does not come with screws or bolts, so ensure you reuse or have compatible fasteners.
Overall, this BHFDKEL replacement disc is a solid choice for extending the life of your robotic mower. It offers easy installation, effective cutting geometry, and robust construction at a reasonable price point. Recommended for Worx Vision M600 owners performing routine maintenance.
Pros
- High 7000mAh capacity for longer mowing sessions without frequent recharging.
- Easy installation with no extra tools needed.
- Multiple safety protections (temperature, overcurrent, overvoltage) ensure safe operation.
- Trustworthy certifications (FCC, UL, CE, RoHS) for quality assurance.
- Comprehensive warranty and responsive customer support.
Cons
- Requires 3-5 charge cycles before achieving full capacity and runtime.
- Compatible only with Mammotion YUKA Mini series, not other robot mowers.
- Price may be higher than generic alternatives, but offers certified safety and performance.
The PWRTank 7000Ah Battery is a high-capacity lithium-ion replacement designed specifically for Mammotion YUKA Mini robot lawn mowers (models 500/600/700/700H/800). It is ideal for homeowners who want to extend their mowing runtime without frequent charging, especially for larger yards or heavy-use seasons.
This battery boasts a 7000mAh capacity and 21.6V voltage, delivering reliable power for extended mowing sessions. Users will appreciate the easy installation process, as it directly replaces the original battery without tools. However, it is important to note that the mower may require 3-5 charge cycles to recognize the full capacity and achieve maximum runtime.
Safety is a strong point, with built-in protection modules against temperature extremes, overcurrent, and overvoltage. The battery also holds multiple certifications (FCC, UL, CE, RoHS), ensuring it meets rigorous quality and safety standards. This makes it a trustworthy choice for those concerned about battery reliability.
One potential drawback is compatibility, as this battery works only with the YUKA Mini series. Additionally, the initial calibration period might be a minor inconvenience for some users. However, the 360-day warranty and responsive customer support help mitigate these concerns.
Overall, the PWRTank 7000Ah Battery offers a solid upgrade for Mammotion YUKA Mini owners seeking longer runtime and peace of mind. Its combination of high capacity, safety features, and robust warranty makes it a recommended purchase for maintaining a well-kept lawn.
Pros
- Enhanced durability from glass-fiber-reinforced nylon and overmolded stainless steel inserts
- Complete kit with 2 discs, 14 blades, and 14 screws for immediate replacement
- Reduced noise and improved cut quality thanks to the extra blade configuration
- Direct compatibility with Mammotion LUBA 2 AWD 2025 models
- Titanium blades resist wear and stay sharp longer
Cons
- Only fits Mammotion LUBA 2 AWD from model year 2025, not earlier versions
- No verified customer reviews yet, so long-term performance is unproven
- Price may be higher than generic alternatives, though the material quality justifies it
The FourShow blade disc replacement kit is specifically designed for the Mammotion LUBA 2 AWD robotic mower from model year 2025. If you own this latest generation mower and want a reliable spare set, this kit gives you two reinforced blade discs and 14 titanium blades plus screws.
The standout feature is the construction. Each disc uses glass-fiber-reinforced PA6 nylon, and the stainless steel screw holders are overmolded directly into the mold. This means no 3D-printed parts to fail, delivering a secure grip and long service life even in tough mowing conditions.
In real-world use, the additional blades improve cutting efficiency and reduce noise. Users can expect a cleaner cut pattern and smoother operation from the mower. The titanium blades stay sharp longer than standard steel, which means less frequent replacements and more consistent performance.
One thing to note is compatibility: this kit only fits the 2025 LUBA 2 AWD series, not older models. Also, there are no verified customer reviews yet, so long-term durability is still to be confirmed, though the material choices look promising.
Overall, the FourShow upgrade kit is a practical investment for LUBA 2 AWD owners who want a durable, high-performance blade disc set. It offers excellent build quality, a complete package, and noticeable cutting improvements. If you own a 2025 model, this is a worthwhile upgrade.
Compatible with: Mammotion LUBA 2 AWD (Model Year 2025)
Included: 2x Blade Discs, 14x Titanium Blades, 14x Screws with Screw Lock
Material: Polyamide Nylon (PA6) with Glass Fiber Reinforcement
Screw Holder: Stainless Steel, Overmolded
Color: Silver
Dimensions: 0.39 x 1.97 x 0.79 inches
Buying Guide for WORX Landroid Replacement Batteries
Choosing the right replacement battery for your WORX Landroid involves more than just picking any 20V pack. Here are the key factors to consider before making your purchase.
Capacity and Runtime
The most important specification is the amp-hour (Ah) rating, which directly determines how long your mower can run. The WORX 20V 4.0Ah Lithium-ion Battery 2 pcs offers 4.0 Ah per battery, doubling the runtime of the standard 2.0 Ah packs. For larger lawns or tougher terrain, this extra capacity means fewer recharge breaks and a fully cut lawn in one session. If you have a WR147 mower, you might also want to see our Top WORX WR147 Replacement Parts article for compatible upgrades.
Compatibility with WORX Tools
This battery is part of the WORX PowerShare platform, meaning it works with all WORX 20V and 40V cordless tools, outdoor equipment, and lifestyle products. That includes not only your Landroid mower but also trimmers, blowers, and chainsaws. Before buying, confirm your charger is compatible: models WA3742, WA3769, WA3881, WA3770, WA3884, and WA3835 are all supported. If you are looking for more replacement parts for your WR155, our 5 best WORX WR155 replacement parts guide covers blades, wheels, and more.
Durability and Protection
Outdoor equipment faces vibration, impacts, and temperature swings. This battery features 360° cell protection that shields the internal cells from shocks, while an advanced thermoplastic casing keeps the battery cooler during heavy use. The intelligent battery management system optimizes each cell for consistent power output and extends overall lifespan. For aftermarket alternatives, explore our top worx landroid aftermarket parts roundup.
Charging and Convenience
A built-in charge-level indicator lets you check remaining power at a glance, so you never start a mowing session with a low battery. The push-button release makes swapping batteries quick and tool-free. Having two batteries in this pack means one can charge while the other is in use, keeping your mower running continuously. If you also need a sharpener for your mower blades, check out our Best Robot Mower Blade Sharpener guide.
Final Thoughts
For most WORX Landroid owners, the WORX 20V 4.0Ah Lithium-ion Battery 2 pcs is the clear upgrade choice, offering double the runtime of standard packs and robust protection for long-term reliability. If you want a backup set that keeps your mower running all day, the same WORX 20V 4.0Ah Lithium-ion Battery 2 pcs bundle gives you two batteries at a great value, perfect for alternating charges and continuous mowing. Either way, you get the trusted PowerShare compatibility and intelligent management that WORX is known for.
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Frequently Asked Questions
Will this battery work with my older WORX Landroid model?
Yes, the WORX 20V 4.0Ah Lithium-ion Battery is compatible with all WORX 20V and 40V cordless tools, including older Landroid models like the WR147 and WR155. Just ensure you use one of the compatible chargers listed above. For a full list of OEM parts for your mower, see our best WORX landroid OEM parts for 2026 guide.
How long does a full charge last on this 4.0 Ah battery?
Runtime depends on your lawn size and terrain, but this battery typically provides about double the runtime of a 2.0 Ah pack. For a standard 1/4 acre lawn, you can expect one battery to complete the mowing cycle without needing a recharge. The exact duration varies by mower model and cutting conditions.
Can I use this battery with other WORX outdoor tools?
Absolutely. This battery is part of the WORX PowerShare system, so it works with trimmers, blowers, chainsaws, and other 20V or 40V tools. It is a versatile addition to your WORX tool collection, letting you share batteries across multiple devices.
Does the 2-pack include two separate batteries?
Yes, the WORX 20V 4.0Ah Lithium-ion Battery 2 pcs includes two individual 4.0 Ah batteries. This allows you to keep one charging while the other is in use, maximizing uptime. Each battery has its own charge-level indicator and push-button release.
