
Battery Lithium-Ion 4.0AH / 20V MAX Dewalt
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The DeWalt DCB204 is a 20V MAX XR lithium-ion battery pack rated at 4.0Ah. It fits DeWalt's 20V MAX cordless tools and chargers, and its 3-LED fuel gauge shows charge level at a glance. DeWalt rates the XR pack at up to 33% more capacity than its standard 20V MAX packs, and it weighs 1.42 lbs. It suits owners of DeWalt 20V tools who want longer runtime per charge and a spare to swap in, and it competes with DeWalt's own 2.0Ah and 5.0Ah packs and with third-party replacements.
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Owners of DeWalt 20V tools generally rate the DCB204 as a solid mid-capacity pack, valuing the fuel gauge and the runtime gain over compact batteries. Complaints center on weight in smaller tools and on packs that fade after years of use.
This is the DeWalt DCB204 20V MAX* XR lithium-ion battery pack with a 4.0 Ah capacity. It has up to 33% more capacity than standard 20V MAX* battery packs.
A 3-LED fuel gauge shows the state of charge at a glance. The pack has no memory and virtually no self-discharge, which means less downtime. It weighs 1.42 lbs, so it is a lightweight battery for its run-time.













