Which laptops does L78776-001 fit? L78776-001 (HP hard drive) is documented to fit 2 laptop models: HP ProBook 450 G7 and HP ProBook 455 G7. Fits come from OEM documentation (HP page), last checked 2026-11-04; not bench-tested. Full compatibility list.
HP spare part description: "Hard Drive Hardware Kit". Documented OEM replacement; see each fit for configuration limits.
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.
| Model | Brand | Last checked | Confidence |
|---|---|---|---|
| HP ProBook 450 G7 All hard drive for this model | HP | 2026-11-04 | OEM documented |
| HP ProBook 455 G7 All hard drive for this model | HP | 2026-11-04 | OEM documented |
HP description: "Hard Drive Hardware Kit". OEM documentation only; not bench-tested.
HP Maintenance and Service Guide, Document Part Number L76353-001 (copy saved from support.hp.com), PDF pages 32, 52: "L78776-001" (Hard Drive Hardware Kit). (via MG fold)
HP description: "Hard Drive Hardware Kit with cover and cable". OEM documentation only; not bench-tested.
HP Maintenance and Service Guide pdf_12375128, PDF pages 31, 48: "L78776-001" (Hard Drive Hardware Kit with cover and cable). (via MG fold)
Summary of the documented fits above (sources on each model card); not bench-tested.
| Model | Brand | Type |
|---|---|---|
| HP ProBook 450 G7 | HP | Business laptop |
| HP ProBook 455 G7 | HP | Business laptop |
Fit check: Always confirm the OEM part/FRU number on your machine's label or in the service manual before buying. HP service guide
L78776-001