Source:HP service guide
Source notes
HP Maintenance and Service Guide pdf_13033544, PDF page 32: "1 Wi-Fi + Bluetooth 4.2 Combo Adapter 915621-001". The fetched guide names this part for this model. (via v10 fold 2026-11-12)
915621-001
HP Power Adapter 915621-001
Which laptops does 915621-001 fit? 915621-001 (HP power adapter) is documented to fit 3 laptop models: HP ProBook 440 G6, HP ProBook 640 G4 and HP ProBook 650 G4. Fits come from OEM documentation (HP service guide), last checked 2026-11-12; not bench-tested. Full compatibility list.
Documented OEM replacement; see each fit for configuration limits.
Compatible Business Laptop Models (3)
Devices documented to accept this OEM component. Compatibility from OEM documentation or a labelled source, with a confidence level on each fit; not bench-tested.
Fit note for all 3 models: OEM documentation only; not bench-tested.
Fits these models
| Model | Brand | Last checked | Confidence |
|---|---|---|---|
| HP ProBook 440 G6 All power adapter for this model | HP | 2026-11-12 | OEM documented |
| HP ProBook 640 G4 All power adapter for this model | HP | 2026-11-12 | OEM documented |
| HP ProBook 650 G4 All power adapter for this model | HP | 2026-11-12 | OEM documented |
Source:HP service guide
Source notes
HP Maintenance and Service Guide pdf_13037752, PDF page 31: "915621-001". The fetched guide names this part for this model. (via v10 fold 2026-11-12)
Source:HP service guide
Source notes
HP Maintenance and Service Guide pdf_13029869, PDF page 30: "915621-001". The fetched guide names this part for this model. (via v10 fold 2026-11-12)
Fits these models
Summary of the documented fits above (sources on each model card); not bench-tested.
| Model | Brand | Type |
|---|---|---|
| HP ProBook 440 G6 | HP | Business laptop |
| HP ProBook 640 G4 | HP | Business laptop |
| HP ProBook 650 G4 | HP | Business laptop |
Which power adapter fits each model?
How to replace it
Fit check: Always confirm the OEM part/FRU number on your machine's label or in the service manual before buying. HP service guide
Key facts
- Part number
915621-001- Type
- Power Adapter
- Brand
- HP
- Fits
- 3 catalog models
- Evidence
- OEM documented: 3
- Source
- kaas.hpcloud.hp.com
- Last checked
- 2026-11-12
- Tested
- Not bench-tested; documentation only
- Machine-readable
- JSON, Markdown