20V MAX* DEWALT POWERSTACK™ Oil-Resistant 5 Ah Battery

Product Overview

Power your 20V MAX* tools with the 20V MAX DEWALT POWERSTACK™ Oil-Resistant 5 Ah Battery. Utilizing revolutionary pouch cell technology to deliver 50% more power, 50% more work per charge, and 2X the lifespan. This oil-resistant battery helps to combat corrosive oils and chemicals found on the jobsite to protect the battery. Compatible with all DEWALT 20V MAX* tools and chargers, the DEWALT POWERSTACK™ Oil-Resistant 5 Ah Battery features an impact-resistant, rubber overmolded base and includes 3-LED Fuel Gauge state of charge indicator.

Additional Features

  • LONG-LASTING: 2X lifespan provides more overall investment value
  • DURABLE DESIGN: Non-marring over-molded rubber base also helps to protect finished surfaces
  • AT-A-GLANCE-CHARGE STATUS: Quickly check state-of-charge with 3-LED fuel gauge
  • DEWALT 20V MAX* SYSTEM COMPATIBILITY: Battery works with all DEWALT 20V MAX* tools and chargers


  • (1) Battery


Battery Voltage
20 V
Product Length [Imperial]
7 in
Tool Connect Compatibility
CE Mark
Battery Capacity
5 Ah
Product Height [Imperial]
3 in
Charge Time
90 min
Product Width [Imperial]
7 in
Fuel Gauge
Number of Pieces
20 V
Is it a Set



  • 3 Year Limited Warranty

We’re confident of the quality of our products, and we’ll repair, without charge, any defects due to faulty materials or workmanship within the specified warranty.

Learn More


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

Support Manual


  • Maximum initial battery voltage (measured without a workload) is 20 volts. Nominal voltage is 18.
  • Regarding 50% more power: Vs. DEWALT DCB205 battery, not in\napplication. Regarding 50% more work per charge: usable energy\nvs. DEWALT DCB205 battery, not in application. Regarding our most\npowerful battery in its class: vs. DEWALT XR® batteries 5Ah or less;\nnot in application. Regarding 2x lifespan: charge cycles vs. DEWALT\nDCB205 battery.