DEWALT 20V MAX XR POWERSTACK 3.5Ah Battery (DCBP320) | High-Output Power for 20V Tools

Power that Endures on the Job Site

Meet the DEWALT 20V MAX XR POWERSTACK 3.5Ah Battery (DCBP320). Engineered with pouch cell technology, this battery is built to deliver more usable power and a longer lifespan for demanding tasks. Its compact, balanced profile slides into compatible 20V MAX tools, helping you stay productive from early work to late shifts on site.

Why choose POWERSTACK

• 50% more power — tackle tough jobs with extra energy when you need it
• Longer lifespan — designed for extended day after day use beyond traditional packs
• Compact size — ergonomic shape fits tight spaces without sacrificing performance
• Wear-resist features — a durable overmold base adds impact resistance on active job sites

Real-world uses

Whether you’re installing trim on a ladder or drilling overhead on a roof, the lighter, balanced feel helps you maneuver more smoothly. In cramped basements or tight corners, the compact form lets you reach fasteners with steadier control. The POWERSTACK battery is designed to keep up with longer shifts where power needs are high and tool performance matters.

Reliability and compatibility

This 3.5Ah POWERSTACK pack is part of the XR lineup and is designed to work with 20V MAX tools that support POWERSTACK cells. The pouch cell design aims to maintain steady voltage under load while staying cooler during extended use, contributing to a calmer, more confident workflow on busy days.

Maximizing life and performance

• Avoid exposing the battery to extreme heat or cold to preserve efficiency
• Store at roughly 40–80% charge when not in use to extend life
• Keep contacts clean and insert firmly into tools or chargers for reliable power transfer

In short, the POWERSTACK 3.5Ah battery pairs DEWALT durability with a design that supports cleaner lines, balanced weight, and sustained energy across a range of 20V MAX tools. It’s a strong choice for projects that demand steady performance without frequent replacements.