Alienware Laptop Battery Replacement: Part Numbers for 11 Models
This directory covers 11 Alienware laptop models in the 2026-07-25 dataset. It shows battery identifiers and specifications observed in independent hardware reports—not a guarantee that a part fits every unit sold under the same model name.
- Models covered
- 11
- Multiple reported slots
- 0
- Observed capacity range
- 44–671 Wh
Capacity data is available for 11 of 11 models. Values are the full observed range, not a recommended replacement capacity.
Battery manufacturers most often reported: BYD (31 reports), Simplo (22 reports), SDI (19 reports), SMP (8 reports). These are battery suppliers recorded by the hardware reports, not laptop compatibility recommendations.
Alienware models reporting the same battery part number
These groups use an exact normalized part-number match. They are useful for finding related reports, but do not establish connector, dimensions, firmware, or physical compatibility.
| Observed part number | Models reporting it | Evidence |
|---|---|---|
DELL D555173 | 3 models; 5 reports | |
DELL 70N2F95 | 2 models; 7 reports | |
DELL KJ2PX35M | 2 models; 7 reports | |
DELL KJ2PX324 | 2 models; 4 reports | |
DELL 7XC9N21C | 2 models; 2 reports | |
DELL M59JH23 | 1 model; 4 reports | |
DELL M59JH24 | 1 model; 4 reports | |
DELL Y3PN0358 | 1 model; 4 reports | |
DELL 8X70T37N | 1 model; 2 reports | |
DELL M59JH15M | 1 model; 2 reports |
All Alienware models in this battery directory
Browse 11 models
- 14DELL Y3PN0358
- 17DELL D555173
- 18DELL KJ2PX35M
- M14xR2DELL 8P6X6265
- m15 R6DELL 70N2F95
- m15 R7DELL 70N2F95
- m15 R7 AMDDELL 70N2F95A
- m15 Ryzen Ed. R5DELL M59JH15M
- m16 R1 AMDDELL 70N2F2B
- M17xR3DELL 5WP5W14D
- M17xR4DELL 5WP5W27A
Alienware laptop battery replacement questions
Which battery part number does my Alienware laptop use?
Select the exact model above to see the part numbers observed in hardware reports. Then compare the result with the printed label on your installed battery and the manufacturer’s documentation.
Does the same part number mean two laptops are compatible?
No. An exact match is useful evidence, but the connector, dimensions, mounting points, voltage, firmware, and exact laptop variant still need to agree before purchase.
How can I tell whether the battery needs replacing?
Check current full-charge capacity against design capacity and investigate charging faults before buying. Read our guides to battery health, replacement signs, and charging problems.
Where do these Alienware battery records come from?
They come from the versioned linuxhw/DMI hardware-report corpus. Read the data methodology or use the battery checker.