AutomotiveBathroomBuilding SuppliesCleaning SuppliesElectricalFlooringHardwareHeating & CoolingHoliday DecorationsHome DecorWindow TreatmentsKitchenLawn & GardenLighting & Ceiling FansMoulding & MillworkOutdoorsPaintPlumbingSmart Home, Security, Wi-FiSports & FitnessStorage & OrganizationToolsWindows & DoorsAppliancesAnimal & PetcareRefrigeratorsWashers & DryersBest SellersRentalGift CardsInstallationsCooktop InstallationDishwasher InstallationGarbage Disposal InstallationOver The Range Microwave InstallationRange Hood InstallationRange InstallationRefrigerator InstallationWall Oven InstallationWasher And Dryer InstallationBathroom Remodel InstallationCustom Shower Door InstallationLSink InstallationToilet InstallationVanity InstallationBlinds And Shades InstallationInterior Shutter InstallationWindow Treatment InstallationDoor InstallationGarage Door InstallationExterior Door InstallationWindow InstallationEV Charger InstallationStandby Generator InstallationCeiling Fan InstallationSmart Home InstallationSolar Power InstallationArtificial Grass InstallationDecking InstallationFence InstallationGutter InstallationPlayset InstallationRoof InstallationShed InstallationSiding InstallationSolar Power InstallationCarpet InstallationHardwood Floor InstallationLaminate Flooring InstallationTile Floor InstallationVinyl Floor InstallationHVAC InstallationHVAC ServiceInsulation InstallationWater Heater InstallationWater Treatment InstallationBathtub To Shower Conversion ServicesAccessible Home Virtual AssistantWheelchair Ramp InstallationHome Accessibility InstallationHome Organization InstallationAppliance InstallationBacksplash InstallationCabinet InstallationCabinet RefacingCountertop InstallationGarbage Disposal InstallationKitchen Design ServicesKitchen Sink Installation
Deals by Department
Shop All
More Ways to Save
Prices, Promotions, styles, and availability may vary. Our local stores do not honor online pricing. Prices and availability of products and services are subject to change without notice. Errors will be corrected where discovered, and Lowe's reserves the right to revoke any stated offer and to correct any errors, inaccuracies or omissions including after an order has been submitted.
1k+ views last week
DEWALT 20 -Volt 1 -Pack Lithium-ion ( 4 Ah Battery )
Item #2492229 |
Model #DCB240
4.6
$133.92
Delivery
DEWALT 20 -Volt 1 -Pack Lithium-ion ( 4 Ah Battery )
4.6
$133.92
Maximum initial battery voltage (measured without a workload) is 12 volts - Nominal voltage is 10.8
Best Price. Guaranteed
Find a lower price on an exact item? We'll match it. Some exclusions apply.
Learn MorePay Your Way
Credit card, PayPal or Buy Now, Pay Later options available at checkout. Your choice.
Learn MorePower your 20V MAX* tools with this 20V MAX* 4Ah Battery that features the runtime and performance needed for tough jobs. This battery is compatible with 20V MAX* tools and chargers.
Reliable runtime- Take on tough jobs with this battery that delivers a 4Ah capacity for consistent runtime on the jobsite
State-of-charge - Get quick visibility to your battery's state-of-charge with the LED indicator to help avoid interruptions
Part of the 20V MAX* system- This battery is compatible with 20V MAX* tools and chargers
Includes: (1) DCB240 20V MAX* 4Ah battery
CA Residents: Prop 65 Warning(s)
General | |||
|---|---|---|---|
Battery Voltage | 20-volt max | Battery Type | Lithium-ion |
Sub-Brand | N/A | Package Contents | (1) DCB240 20V MAX 4Ah Battery |
Type | Battery | Battery Package Count | 1 |
Features | |||
|---|---|---|---|
Battery 1 Amp-Hours | 4 | Charger Included | No |
Battery 2 Amp-Hours | 0 | Cordless | Yes |
Battery Platform | DEWALT 20V MAX | Voltage | 20 |
Charge Time (Hours) | .75 | Wireless | No |
Compatibility | |||
|---|---|---|---|
App Compatibility | No | Wi-Fi Compatibility | No |
Bluetooth Compatibility | No | Works with Android | No |
Brand/Model Compatibility | DEWALT | Works with iOS | No |
Warranty | |||
|---|---|---|---|
Warranty | 3-year limited | ||
Certifications | |||
|---|---|---|---|
CA Residents: Prop 65 Warning(s) | |||
Miscellaneous | |||
|---|---|---|---|
UNSPSC | 26111700 | ||
Check out the Best Selling Power Tool Batteries & Chargers on Lowes.com
Review
39 Reviews
1 Star
0%
100% Recommend this product
Ratings may include incentivized customer reviews.
+ 9 images
What Customers Are Saying
The batteries offer a compact and slimmer design compared to previous models, making them easier to handle and less likely to tip over tools. They provide ample power and runtime, performing well across a range of power tools. While the tighter fit into some tools can be a minor inconvenience, the batteries are generally durable, reliable, and a good value for the performance they deliver.
Customer review summary generated by AI, including incentivized reviews.39 Customer Reviews
Little bit too tight
[This review was collected as part of a promotion.] First off, I need to say I am a true believer in DeWalt. I own and use their products and am very happy, but this is the first time I have taken to writing a review. The 4 amp battery I purchased does not fit my tools properly. The battery is slightly to large to slide in place like all my other batteries. You need to jam the battery in place when putting it on and yank the battery to get it off. I am concerned that over time the battery wil...
Bogie1November 16, 2024
From dewalt.com
Good battery life
Spare battery let's me work longer and the larger capacity battery helps too.
Was this Review Helpful ?
Dewalt batteries are good for a number of tools.
Holds longer power on my drill for a number of projects I had.
Was this Review Helpful ?
Dewalt 4ah battery
Love the smaller size versus the standard 4ah size
Was this Review Helpful ?
4 amp power with 3 amp weight.
I was just surprised by how large it was. Not a big deal, just thought it looked more like the 2 amp battery. The 4amp performance and run time is great.
BradAugust 26, 2023
Verified Purchaser
Verified Purchaser
Was this Review Helpful ?
A ggod battery.
A good powerful battery. Charges up quickly and has the advantage of 4 Amp duration.
FRANKJRAugust 19, 2023
Verified Purchaser
Verified Purchaser
Was this Review Helpful ?
Just right
Good size and capacity for most jobs. Not too heavy.
Tim KyJune 14, 2023
Verified Purchaser
Verified Purchaser
Was this Review Helpful ?
My favorite battery dewalt makes
Perfect size and power Just wish it wasn’t so much money. A 2 pack of these cost more than a 2 pack of power stacks. Other then that these batteries are awesome
Connor1231212February 20, 2023
From dewalt.com
3 Questions
3 Questions
Chris on November 28, 2022
1
Answer
Chris on November 28, 2022
1
Answer
Chuckles on April 2, 2021
1
Answer
Hello, Bogie1 I appreciate your feedback on the 20V MAX* 4Ah Battery DCB240 and I'm sorry to hear The batteries don't fit properly. This is not the k...