DEWALT DCB240 20V MAX 4Ah Compact Battery — Lightweight, High Capacity

Overview

The DEWALT DCB240 is a 20V MAX compact lithium ion battery that increases capacity without adding bulk. With 4 Ah of capacity (80 Wh), it delivers more run time while maintaining the same form factor you expect from the compact lineup. Using state-of-the-art lithium ion technology, the DCB240 provides up to one-third more run time while keeping the size and weight of the DCB230 3Ah compact battery.

Key benefits at a glance

• 4 Ah capacity (80 Wh) for extended runtime, helping you push through tasks with fewer interruptions
• Same size and weight as the 3 Ah compact model, preserving balance and control
• Lighter weight for its capacity, offering a comparable feel to the 4 Ah family while boosting runtime
• Designed for use with all 20V MAX tools and chargers in the DEWALT ecosystem
• Fuel gauge LED indicator provides quick visibility of remaining power

Real-world scenarios

Whether you are drilling, fastening, or grinding, the compact form helps you maneuver around overhead spaces and tight corners with less fatigue. The extended runtime means you can maintain momentum on longer jobs without frequent battery swaps.

Practical notes

• 3-year limited warranty adds long-term support alongside robust DEWALT engineering
• Fully compatible with DEWALT 20V MAX tools and chargers, offering flexible expansion of your toolkit

Technical snapshot

• 4 Amp Hour (80 Watt hour) capacity for extended runtime
• Same size & weight as the DCB230 20V MAX compact 3Ah
• Lighter weight with the same capacity as the DCB204 4Ah battery
• Fuel gauge 3-LED indicator to show charge status
• Compatible with 20V MAX tools and chargers

What’s included

1 × DEWALT 20V MAX battery DCB240 with integrated fuel gauge indicator