The DEWALT XR 12V 3Ah Battery – DCB124 delivers extended runtime for cordless XR 12V tools. It provides 50% more capacity than the 2Ah DCB127 battery, while maintaining a compact and lightweight design. Equipped with a LED fuel gauge, it allows users to check battery status at any time. Its lithium-ion technology ensures consistent performance with no memory effect and virtually no self-discharge. Fully compatible with all DEWALT XR 12V and XR 10.8V tools and chargers, it’s ideal for professionals seeking reliable power in a compact format.
TECHNICAL DETAILS:
| Specification | Details |
| Type | XR 12V lithium-ion battery |
| Brand | DEWALT |
| Reference | DCB124 |
| Voltage | 12V DC |
| Capacity | 3 Ah |
| Charge indicator | Yes (built-in LED) |
| Tool Connect compatibility | No |
| Tool compatibility | All DEWALT XR 12V and XR 10.8V tools and chargers |
| Memory effect | None |
| Self-discharge | Virtually none |
| Dimensions (L × W × H) | 90 × 65 × 49 mm |
| Net weight | 0.23 kg |
| Pieces included | 1 unit |
| Packaging | Cardboard box |
| Power source | Cordless (rechargeable battery) |
| Warranty | 1 year (material or manufacturing defect) |









