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The BLACK DECKER/DEWALT DCB609-2 is a two-pack of FLEXVOLT 9 amp-hour batteries designed for demanding jobsite use. Each battery uses patented auto-switching technology that automatically changes voltage output based on the connected tool — delivering 20 volts when used with 20V MAX tools and stepping up to 60 volts for 60V MAX tools. When paired with 20V MAX equipment, these batteries deliver up to six times the runtime compared to standard DEWALT 20V batteries, reducing swap time on long production days. Licensed electricians, HVAC technicians, and general trade contractors rely on FLEXVOLT batteries to run high-draw cordless tools through extended shifts.
This two-pack is suited for residential and commercial trade applications where continuous runtime is critical — including heavy framing, conduit work, mechanical rough-in, and other tasks that push standard cordless platforms. The DCB609-2 is compatible with the DEWALT 20V MAX, 60V MAX, and 120V MAX cordless tool platforms. The 120V MAX compatibility is achieved by combining two 60V MAX batteries in supported dual-battery tools. Trades professionals who run multiple high-demand tools from one battery platform benefit most from this pack configuration.
Compatible with DEWALT 20V MAX, 60V MAX, and 120V MAX cordless tools. Two DCB609 batteries used together in supported dual-battery tools enable 120V MAX operation.
Battery installation and removal should follow the tool manufacturer guidelines for the connected platform. Always power down or switch off the tool before inserting or removing the battery. Charge only with a compatible DEWALT charger rated for FLEXVOLT batteries. Store batteries away from moisture, direct heat sources, and flammable materials in accordance with standard jobsite safety practices.
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