What Battery Does a Dell Latitude E6440 Take?
Dell Latitude E6440
Here is the replacement battery this laptop takes.
Battery
Part numbers
DELL CRT6P2A— seen in 10 reportsDELL HTX4D2A— seen in 7 reportsDELL P8TC727— seen in 4 reportsDELL 04NW92B— seen in 2 reportsDELL 3VJJC54— seen in 2 reportsDELL 4KFGD04— seen in 2 reportsDELL 4KFGD54— seen in 2 reportsDELL 5DN1K44— seen in 2 reports
These are interchangeable OEM part numbers — any of these fits this slot.
- Manufacturer
- LG, Samsung SDI, SMP, Sanyo
- Capacities observed
- 66.6 Wh, 99.9 Wh, 65.5 Wh, 48.8 Wh
- Voltage
- 11.10 V
- Chemistry
- Li-ion
This model legitimately shipped with multiple capacities in this slot — match the Wh rating on your existing battery’s label.
Based on 73 reports.
Based on 73 independent hardware reports for the Dell Latitude E6440.
Before you order: check the part number printed on the label of your current battery against the numbers above. Vendors frequently ship different battery suppliers — or entirely different capacities — under the very same model name, so the printed part number is the only way to be certain of a fit.
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How we know
This answer is derived from 73 independent hardware reports for the Dell Latitude E6440, of which 100% agree. We publish a model only when the reports agree overwhelmingly.
Check it yourself
On Windows, open a terminal and run powercfg /batteryreport, then open the generated HTML report — it names the battery’s model and part number. On Linux, run upower -i /org/freedesktop/UPower/devices/battery_BAT0. On any laptop, the surest method is the label printed on the battery itself, visible once you remove the back panel.
More Dell laptops
Battery part numbers derived from linuxhw/DMI, licensed CC-BY-4.0.