DEWALT 20V MAX 4.0Ah Compact Lithium-Ion Battery Pack 2-Pack (DCB240-2) – Extended Runtime, Lightweight Design, LED Fuel Gauge
DEWALT

DEWALT 20V MAX 4.0Ah Compact Lithium-Ion Battery Pack 2-Pack (DCB240-2) – Extended Runtime, Lightweight Design, LED Fuel Gauge

|36 ratings

Key item features

  • Dual Pack: Includes two 20V MAX 4.0Ah lithium-ion battery packs for extended use.
  • Enhanced Runtime: Each 4.0Ah battery provides up to one-third more runtime compared to smaller compact batteries.
  • Compact Design: Maintains the same size as a 3.0Ah compact battery, ensuring no added bulk.
  • Lightweight Build: Improves maneuverability and reduces user fatigue during demanding tasks.
  • Power Output: Delivers 80 watt-hours per battery, balancing power and efficiency for various applications.
  • Charge Indicator: Features a 3-LED fuel gauge for quick and easy visibility of remaining charge levels.
  • Broad Compatibility: Fully works with all DEWALT 20V MAX tools and chargers within the system.
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Specs

Compatibility, DeWalt 20V MAXCompatible models, DeWalt 20V MAXVolts, 20 VFeatures, LED IndicatorBrand, DEWALTHas written warranty, No

About this item

Product details

Get extended runtime in a compact, lightweight design with the DEWALT DCB240-2 20V MAX 4.0Ah Compact Lithium-Ion Battery Pack 2-Pack. Designed for professional contractors and DIY users, these batteries deliver high capacity without added bulk, making them ideal for overhead work, tight spaces, and extended use. Each 4.0Ah (80 watt-hour) battery provides up to one-third more runtime compared to smaller compact batteries while maintaining the same size and weight as the DCB230 3.0Ah battery. This balance of power and portability improves tool control and reduces fatigue during demanding tasks. Despite their compact footprint, these batteries deliver consistent performance for drilling, fastening, cutting, and sanding applications. The integrated 3-LED fuel gauge allows users to quickly check charge levels and plan work efficiently to minimize interruptions. Fully compatible with the DEWALT 20V MAX cordless system, this 2-pack is an ideal solution for expanding runtime, replacing older batteries, or keeping backup power ready on the jobsite or at home.
  • 2-pack of compact batteries – includes two 20V MAX 4.0Ah lithium-ion battery packs
  • 4.0Ah capacity per battery – extended runtime for demanding applications
  • Up to one-third more runtime – compared to smaller compact batteries
  • Same size as 3.0Ah compact battery – no added bulk
  • Lightweight design – improved maneuverability and reduced fatigue
  • 80 watt-hour output – balanced power and efficiency
  • 3-LED fuel gauge – quick visibility of remaining charge
  • System compatibility – works with all DEWALT 20V MAX tools and chargers
  • Ideal for pros and DIY users – overhead work, precision tasks, and extended runtime needs
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Specifications

Compatibility

DeWalt 20V MAX

Compatible models

DeWalt 20V MAX

Volts

20 V

Features

LED Indicator

Warranty

Warranty information

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Warnings

Customer ratings & reviews

3.8 out of 5 stars
stars
36 ratings27 reviews
Includes global ratings and reviews
How item rating is calculated
  1. 5 stars50% (18)
  2. 4 stars17% (6)
  3. 3 stars11% (4)
  4. 2 stars6% (2)
  5. 1 star17% (6)
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Showing 1-3 of 27 reviews

May 31, 2026
Reviewer name: anonymous
Sold and shipped byWant It Buy It
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Worth the money

Great value for the batteries

Helpful?3AOYFJKE8F1K713238247
May 29, 2025
Reviewer name: Stephen
Sold and shipped byTech-Squads
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Works well

I was concerned they were counterfeit given the relative low price. I used one on my hand drilll with a wire brush for about 2 hours. Not constant, but more on than off and it was still going. It didn't slide in as nicely as the battery I have but it goes in and does the job.

Incentivized Review
Helpful?3AOYFJKE8F1K713238247
Jul 13, 2025
Reviewer name: Bernard
Sold and shipped byGreat Savings by Ed
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

reliable in a world of knock-offs

They do the job and are DeWalt reliable. Good deal. Nothing to dislike. Stock up on them.

Incentivized Review
Helpful?3AOYFJKE8F1K713238247
Current price is $90.00
Price when purchased online
  • Free shipping
  • Free 90-day returns
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