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DCB2108

20V MAX* XR® 8 Ah Battery

DEWALT XR 20V 8Ah lithium-ion battery pack, yellow and gray, for power tools.

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The 20V MAX* XR® 8ah battery delivers 50% more power and a longer lifespan. Engineered with tabless cell technology, our best performing 20V MAX* 8ah battery"¡ Powers through tough jobs, day in and day out. XR® batteries are a part of our best performing line of 20V MAX* batteries"  and are compatible with 20V MAX* tools.

  • 50% More Power - Tackle tough jobs with 50% more power.
  • Longer Lifespan - Help maximize longevity day in and day out with this battery that delivers longer life than traditional cylindrical batteries.
  • Resists Wear-and-tear - Take on the elements with a durable, overmolded base designed to provide a high level of impact resistance.
  • State-of-charge - Get quick visibility to your battery's state-of-charge with the LED indicator to help avoid interruptions.
  • Part of Our Best Performing Line of 20V MAX* Batteries - These XR® batteries are compatible with 20V MAX* tools and chargers.

Product Type
Battery
Voltage
20V
Cordless or Corded
Cordless
Power Source
Cordless
Total Number of Batteries
1

  • (1) DCB2108 20V MAX* XR® 8Ah Battery

  • 3 Year Limited Warranty

We take extensive measures to ensure all our products are made to the very highest standards and meet all relevant industry regulations.

Customer Support

* *Maximum initial battery voltage (measured without a workload) is 20 volts. Nominal voltage is 18.

* **In regards to 50% more power: 50% more power: vs. DEWALT DCB208 battery, not in application. In regards to longer lifespan: Based on charge cycles vs. DEWALT DCB208 battery.

* †Based on longer life (charge cycle) and more power, not in application vs DEWALT 20V MAX* DCB208 8 Ah battery

* Batteries: longer life (charge cycles) and more power, not in application vs. DEWALT 20V MAX* batteries with comparable amp hours.

Downloads and manuals

Instruction Manual, Type 1
NA407764_man_dewalt_batteries_and_chargers_half_letter_NA.pdf
PDF
Exploded Diagram, Type 1
DCB2108.svg
SVG
Exploded Diagram, Type 1
DCB2108_20260107.294559.svg
SVG

Related products & accessories

Our Most Powerful 20V MAX* Circular Saw†

Cut through tough applications with up to 1,700 MWO.

A DEWALT cordless circular saw is being used to cut a wooden plank, with sawdust flying. The saw is placed on a workbench inside a partially constructed wooden structure.

UP TO 368 CUTS PER CHARGE**

Make fast cuts with a powerful brushless motor that delivers up to 5,500 RPM (no-load)
A construction worker using a DEWALT circular saw to cut wood at a building site. The worker is wearing a tool belt and safety gear, and there are unfinished houses in the background.

HIGH VERSATILITY

Take on a wide range of materials with a maximum depth of cut of 2-9/16 in. at a 90° and a maximum depth of cut of 2 in. at a 45°

*Maximum initial battery voltage (measured without a workload) is 20. Nominal voltage is 18. 

**2x6 SPF using DCB2108 battery.

†Rated MWO.

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