Hart batteries from Walmart power a growing family of tools, providing a budget-friendly cordless mowing option. So, is a hart lawn mower battery the right choice for your yard? We tested it to see if this affordable system can handle the real-world demands of a typical suburban lawn without breaking a sweat—or the bank.
You want a mower that starts everytime and gets the job done. Let’s dive into the performance, runtime, and overall value to see if this battery can truly replace gas or more expensive cordless brands for your weekend chores.
Product Comparison Table: 10 Best Hart Lawn Mower Battery
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MX24V 4.0Ah Battery – Compatible with LawnMaster and Vacmaster…
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9.5 |
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Hart 40 Volt 4.0 Ah Lithium Ion Battery
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9.3 |
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Powilling 6.5Ah Battery Replacement for Greenworks 40V Battery 29472…
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9.2 |
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Wild Badger Power WB40V2.0AHB 40 Volt 2.0Ah Lithium-Ion Battery,…
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9.0 |
Read Review |
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HART 20-Volt 4.0Ah Lithium-Ion Battery with On-Board Fuel Gauge…
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8.9 |
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HART 40V 6.0Ah Lithium Ion Battery, For 40V Outdoor…
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8.7 |
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HART 20-Volt Lithium-Ion Battery 1.5Ah
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8.6 |
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4.0AH Replacement Battery Compatible with Hart all 20V Power…
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8.4 |
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Wild Badger Power WB40V4.0AHB 40 Volt 4.0Ah Lithium-Ion Battery,…
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8.3 |
Read Review |
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Westinghouse W20V4AH 20 Volt 4AH Lithium-ion Battery, Compatible with…
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8.1 |
Read Review |
Quick Review For Top 10 Hart Lawn Mower Battery
MX24V 4.0Ah Battery – Compatible with LawnMaster and Vacmaster 24V/48V Cordless Products 24LB4005-CN
The MX24V 4.0Ah Battery is designed as a reliable power source for your LawnMaster and Vacmaster cordless tools. This 24-volt, 4.0 amp-hour battery pack integrates directly into the shared 24V/48V platform, meaning it works with a wide range of outdoor and cleaning equipment without needing multiple, specialized batteries. Its core purpose is to simplify your tool ecosystem and provide consistent performance.
One of the key features of this battery is its LED power indicator.
This lets you check the remaining charge at a glance, so you’re never caught off guard with a dead battery mid-task. You can plan your work sessions more effectively and know exactly when it’s time for a recharge. Furthermore, the battery utilizes lithium-ion technology that supports partial charging. You can top it up whenever is convenient for you without worrying about a “memory effect” that can reduce its overall lifespan.
This no-loss-of-capacity design offers significant flexibilty in how you manage its power throughout your day.
Compatibility is a major strength. This single battery is confirmed to fit numerous LawnMaster mowers, trimmers, blowers, and chainsaws, as well as the Vacmaster DVTB244 wet/dry vacuum. The listed model numbers, such as the CLMF4819X mower or the VBRM701YAMIDR series, are all part of this shared system. For charging, you can use it with several LawnMaster charger options.
Hart 40 Volt 4.0 Ah Lithium Ion Battery
The HART 40 Volt 4.0 Ah Lithium Ion Battery is the power source you need to keep your outdoor and workshop projects moving without constant interruptions. Its high-capacity 4.0Ah design is built for extended runtime, meaning you can mow more lawn, trim more hedges, or drill more holes on a single charge.
This translates to less time waiting at the charger and more time getting things done, which is a huge advantage when your to-do list is long.
At the heart of this battery is advanced lithium-ion technology. This provides stable and reliable power from the first use to the last, ensuring your HART 40-volt tools perform consistently. You won’t have to worry about a drop in power as the battery drains, which is common with older battery types.
The technology also helps the battery maintain its charge better during storage, so it’s ready to go when you are, even if it’s been sitting on the shelf for a few weeks.
Compatibility is straightforward. This battery is designed to work seamlessly with the entire range of HART 40-volt outdoor and power tools. Whether you’re using a string trimmer, a chainsaw, a leaf blower, or a power drill, this single battery platform can power them all.
Powilling 6.5Ah Battery Replacement for Greenworks 40V Battery 29472 29462, Compatible with Greenworks 40V G-MAX Power Tools 29252 20202 22262 25312 25322 20642
The Powilling 6.5Ah Battery Replacement for Greenworks 40V Battery is designed for users of Greenworks 40V G-MAX outdoor power tools. If your original battery is no longer holding a charge, this unit serves as a direct functional replacement, aiming to get your equipment back to work.
This is a lithium-ion battery with a 40V output and a 6.5Ah (6500mAh) capacity. In practical terms, the higher capacity compared to standard models means it can store more energy.
This typically translates to longer runtimes for your compatible tools, so you might spend less time pausing to recharge and more time completing your lawn care or yard work tasks.
Compatibility is a crucial detail. This battery is intended to replace the Greenworks models 29472 and 29462. It is also listed as compatible with a wide range of Greenworks 40V G-MAX tools, including lawn mowers, string trimmers, leaf blowers, and others.
The product information specifies it is not compatible with Gen 1 tools or model #25223, so verifying your tool’s model number against the provided list is an essential step before purchase to ensure a proper fit.
A couple of user-focused features are included. An integrated LED charge level indicator lets you check the remaining power with a quick glance, helping you plan your work sessions.
Wild Badger Power WB40V2.0AHB 40 Volt 2.0Ah Lithium-Ion Battery, Blue – Reliable Power for 40V Tools, Compatible with Trimmers, Blowers, Mowers & More
The Wild Badger Power WB40V2.0AHB 40 Volt 2.0Ah Lithium-Ion Battery is designed to be a versatile and reliable power source for your entire lineup of 40V outdoor tools. If you own Wild Badger Power cordless equipment, this battery is built to seamlessly integrate, providing the energy needed to get your yard work done efficiently.
Its primary advantage is broad compatibility.
This single battery can power a range of 40V tools, from string trimmers and leaf blowers to pole saws, lawn mowers, and even chainsaws. Switching the battery from one tool to another is straightforward, allowing you to move between tasks without interuption. This interchangeability means you can often manage with fewer batteries, as one can serve multiple machines in your shed.
Understanding your battery’s charge level is crucial for planning your work.
This model features a clear visual battery indicator with LED lights. These lights show the remaining power during use and clearly display the charging progress when its plugged in. This lets you easily check how much runtime you have left or see when the battery is fully charged and ready to go, helping you avoid running out of power unexpectedly mid-task.
Performance is centered on minimizing downtime.
HART 20-Volt 4.0Ah Lithium-Ion Battery with On-Board Fuel Gauge (BPH003)
The HART 20-Volt 4.0Ah Lithium-Ion Battery (BPH003) is designed to be the reliable power source for your entire lineup of HART 20V tools. If you’ve ever been in the middle of a project and had a battery die unexpectedly, you know how frustrating it can be. This battery aims to eliminate that guesswork with a simple, on-board fuel gauge. Just press the button, and four LED lights show your remaining charge in clear 25% increments.
No more wondering if you have enough juice to finish that last set of cuts or drive those final screws—you can plan your work with confidence, knowing exactly where you stand.
Power consistency is another key feature here. The lithium-ion technology provides what HART calls “fade free” power. This means the battery delivers maximum, consistent power from a full charge all the way until it’s depleted.
Your tool won’t gradually lose strength as the battery runs low; it performs at its peak for the entire runtime. This is crucial for tasks that demand constant torque or speed, ensuring your drill, saw, or impact driver operates effectively untill the job is done. You get the full performance you paid for in your tools, without any drop-off.
Compatibility is straightforward. This battery is built to work seamlessly with all HART 20-volt cordless tools and chargers within the system.
HART 40V 6.0Ah Lithium Ion Battery, For 40V Outdoor Power Tools, Fuel Gauge, 3 Year Warranty, Charger Sold Separately
The HART 40V 6.0Ah Lithium Ion Battery is the high-capacity power source designed to keep your outdoor projects moving. If you’ve invested in the HART 40V system of tools, this battery is built to be the workhorse at it’s core. It’s compatible with all HART 40V outdoor power equipment, meaning you can run your string trimmer, leaf blower, chainsaw, and more from this single, robust battery pack.
That simplifies your workflow, letting you focus on the task at hand instead of juggling multiple, smaller batteries.
With a substantial 6.0Ah capacity, this battery is engineered for extended runtime. In practical terms, you can expect up to three times longer operation compared to using the standard HART 40V 2.0Ah battery. That means fewer interruptions to recharge, allowing you to finish larger yards or more demanding jobs on a single charge.
Whether you’re clearing a overgrown lot or meticulously edging your lawn, the extra runtime is a significant advantage that translates directly to efficiency.
Performance consistency is key, and this battery delivers. It provides fade-free power from a full charge all the way until it’s depleted. Your tools will maintain their peak performance throughout your entire work session, without the frustrating power drop-off that some batteries experience.
HART 20-Volt Lithium-Ion Battery 1.5Ah
The HART 20-Volt Lithium-Ion Battery 1.5Ah is a core component for your cordless tool system. It’s designed to provide reliable power to a wide range of equipment, keeping you productive on various tasks. Understanding it’s key features will help you see if it’s the right fit for your toolkit.
At it’s heart, this is a 20-volt, 1.5 amp-hour lithium-ion battery. The 20V rating delivers the power needed for demanding applications, from driving screws to drilling through tough materials.
The 1.5Ah capacity indicates the battery’s energy storage. It offers a solid runtime for many common jobs, striking a balance between work duration and physical size. You won’t be constantly stopping to recharge during moderate projects.
A major advantage is it’s universal compatibility. This battery is engineered to work seamlessly with all tools in the HART 20V platform.
Whether you own a drill, circular saw, leaf blower, or any other HART 20V device, this single battery can power them all. This interchangeability simplifies your workflow and reduces the need to invest in multiple, tool-specific batteries. You can swap it between tools as needed.
Weighing just 0.42 kilograms, this battery is notably lightweight and portable.
4.0AH Replacement Battery Compatible with Hart all 20V Power Tools, BPH013, 1pc
Hart 20V 4.0AH Replacement Battery, BPH013 Compatible
If your Hart 20V power tools are starting to lag or just won’t hold a charge like they used to, this 4.0AH replacement battery is designed for you. It serves as a direct, high-capacity substitute for your original Hart battery, bringing your tools back to full working order.
It’s compatible with the entire range of Hart 20V cordless tools, so whether you’re using a drill, saw, or any other tool from the system, this single battery can power them all. This makes it a versatile and cost-effective solution instead of replacing multiple tool-specific batteries.
The core advantage here is the extended runtime. With a 4.0AH capacity, this battery pack delivers substantial power to keep you working longer on a single charge.
You’ll notice fewer interruptions for recharging, which is especially helpful for larger projects like building a deck, assembling furniture, or tackling a full day of yard work. It means more time doing the actual work and less time waiting by the charger. The battery is built with brand new, quality cells for optimal energy efficiency, ensuring it provides consistent power output from its very first cycle.
Wild Badger Power WB40V4.0AHB 40 Volt 4.0Ah Lithium-Ion Battery, Blue – High-Capacity Power for 40V Tools, Compatible with String Trimmers, Leaf Blowers, Lawn Mowers & More
The Wild Badger Power WB40V4.0AHB 40 Volt 4.0Ah Lithium-Ion Battery is designed to be the heart of your entire 40V outdoor tool system. If you’ve invested in a collection of cordless tools for your yard, this high-capacity battery is what keeps them all running strong. Its core purpose is simple: to deliver reliable, long-lasting power across a wide range of equipment, freeing you from the limitations of cords and the inconsistency of lesser batteries.
This battery’s standout feature is its broad compatibility. It’s engineered to work seamlessly with all 40V Wild Badger Power tools. That means you can use this single battery to power your string trimmer, leaf blower, pole saw, lawn mower, chainsaw, and even a snow blower. Instead of managing multiple, tool-specific batteries, you can standardize on this one. This not only simplifies your workflow but also represents a smart, economical choice as you expand your tool collection.
You can focus on the task at hand, not on searching for a charged, compatible pack. Swapping it between tools is quick and intuitive. The design prioritizes a hassle-free connection, allowing you to effortlessly remove the battery from your blower and click it into your trimmer within seconds. This user-friendly system means less downtime and more productivity. Once its installed, you’ll appreciate the clear communication.
Westinghouse W20V4AH 20 Volt 4AH Lithium-ion Battery, Compatible with All 20V Cordless Lawn Tools (WLB 20V, WST 20V, WHT 20V, WMow18 40V)
The Westinghouse W20V4AH 20 Volt 4AH Lithium-ion Battery is designed to be the heart of your cordless outdoor tool system. If you’ve invested in Westinghouse’s 20V platform for your lawn, garden, or snow removal tasks, this 4 amp-hour battery pack is built to deliver the cord-free energy you need. It’s all about replacing the hassle of gas and cords with simple, reliable power. One of the biggest advantages here is versatility.
This single battery is compatible with a wide range of Westinghouse 20V cordless lawn tools, including those from the WLB 20V, WST 20V, WHT 20V, and even the WMow18 40V lines (when using the appropiate adapter). That means you can potentially power your string trimmer, leaf blower, chainsaw, and more with one type of battery. Instead of buying and managing separate batteries for each tool, you can standardize.
This not only simplifies your workflow but also represents a signifigant cost saving over time, as you only need to invest in additional battery packs rather than whole new power systems. We know your time is valuable, so charging speed matters. This battery is designed to get you back to work quickly. Using the Westinghouse W20V2AMP charger (sold separately), it reaches a full charge in about 120 minutes.
Hart Lawn Mower Battery Buying Guide
Hart mower batteries are part of their Power Share system; check voltage compatibility. This means the battery that starts your trimmer can also power your mower, which is a huge plus if your’re already invested in the Hart ecosystem. But choosing the right one isn’t just about grabbing any battery off the shelf. You need to think about your lawn’s size and how you like to work. Let’s look at the key things to consider before you buy.
Voltage and Power Needs
First, match the voltage. Hart offers 20V and 40V options. For a small to medium, flat yard, a 20V battery might suffice, especially if you have other tools that use it. But for larger areas or thicker grass, the 40V system provides the extra torque and runtime you’ll appreciate. It’s the difference between a steady pace and constantly pushing a struggling mower.
Battery Capacity (Ah)
Think of Amp-hours (Ah) as your gas tank. A higher Ah rating means longer runtime. A 20V, 5.0Ah battery will let you mow for significantly longer than a 20V, 2.0Ah one. If you hate stopping mid-job to recharge, investing in a higher capacity battery is a smart move. It saves you time and frustration on those big weekend chores.
Charging Time and System
How long can you wait? Charging times vary. Some batteries recharge in under an hour, while others take longer. If you have a single battery and a large lawn, a fast charger is almost essential. Remember, the Power Share charger works across compatible batteries, so you might already have what you need. Just make sure you’re okay with the wait time between sessions.
Price vs. Value
It’s tempting to go for the cheapest option. However, a higher-priced battery with more voltage and capacity often delivers better long-term value. It powers through tough jobs and lasts for years, reducing the need for premature replacements. Consider it an investment in a smoother mowing experience and less hassle down the line. Your future self will thank you.
Frequently Asked Questions About Hart Lawn Mower Battery
What Hart mowers does this battery work with?
This 40V battery is compatible with all Hart 40V outdoor power tools. That includes most Hart lawn mowers, string trimmers, and leaf blowers. It’s always good to double-check your mower’s manual to be sure, but teh system is designed to work across the board.
How long does the battery last on a single charge?
Run time depends on your mower and lawn conditions. Typically, a fully charged 40V battery can mow for about 45 to 60 minutes. If you have a very thick or wet grass, it might be a bit less. Having a second battery on hand is a smart idea for larger yards.
How long does it take to charge?
The standard charger usually takes around 60 minutes for a full charge. Some fast chargers can do it in about 30 minutes. It’s best to let the battery cool down for a few minutes before you plug it in for charging.
Can I leave the battery on the charger?
It’s not recommended for long periods. The charger is smart and will stop when the battery is full, but for battery health, it’s best to take it off once charged. Store it in a cool, dry place instead of leaving it on the charger all winter.
How do I know when the battery is getting low?
Your Hart mower has a battery indicator right on it. It shows you the charge level with LED lights. You’ll see the lights go down as you use the mower, giving you a clear warning before it’s completely out of power.
What’s the warranty on a Hart battery?
Hart offers a limited warranty on their batteries, usually for two years from the date of purchase. Keep your receipt! You’ll need it for any warranty service. The details can be found on the Hart website or your product manual.
Where can I buy a replacement battery?
You can find them at Walmart, both in stores and online. Hart batteries are sold seperately from the tools. Make sure you’re getting the 40V version for your mower.
How should I store the battery for winter?
Store it inside your house, not in a freezing garage. Charge it to about 50% before storing. Check the charge every few months and top it up if it gets low. This helps the battery last for many seasons.
Key Takeaways
A Hart battery ensures your mower is ready, providing teh sustained energy needed for your outdoor tasks. You can trust it to start strong and run consistently, cutting your whole lawn on a single charge. This reliability means more time enjoying your yard and less time worrying about power. It’s a simple way to make your weekend chores smoother and more efficient.
When you choose a hart lawn mower battery, you’re investing in the heart of your equipment. You get dependable performance season after season. Just remember to follow the basic care tips, like storing it properly when the weather turns cold. With this power source, you can look forward to a neatly trimmed lawn with minimal fuss. It really is that straightforward.