Which laptops does 918779-001 fit? 918779-001 (HP power adapter) is documented to fit 7 laptop models, including HP EliteBook 840 G9, HP EliteBook 1040 G9 and HP EliteBook 860 G9 and 4 more. Fits come from OEM documentation (HP page), last checked 2026-11-12; not bench-tested. Full compatibility list.
HP spare part description: "HP USB Type-C–to–RJ-45 FD adapter". 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 EliteBook 840 G9 All power adapter for this model | HP | 2026-11-04 | OEM documented |
| HP EliteBook 1040 G9 All power adapter for this model | HP | 2026-11-12 | OEM documented |
| HP EliteBook 860 G9 All power adapter for this model | HP | 2026-11-12 | OEM documented |
| HP EliteBook 860 G10 All power adapter for this model | HP | 2026-11-12 | OEM documented |
| HP ZBook Firefly 14 G9 All power adapter for this model | HP | 2026-11-12 | OEM documented |
| HP Elite Dragonfly 13.5 inch Chromebook All power adapter for this model | HP | 2026-11-12 | Not sure (under 90%) |
| HP Elite c640 14 inch G3 Chromebook All power adapter for this model | HP | 2026-11-12 | Not sure (under 90%) |
HP description: "HP USB Type-C–to–RJ-45 FD adapter". Listed in a sibling or family document (tier B). OEM documentation only; not bench-tested.
HP Maintenance and Service Guide, Document Part Number N09567-001 (copy saved from support.hp.com), PDF page 37: "918779-001" (HP USB Type-C–to–RJ-45 FD adapter). (via MG fold)
HP spare part: HP USB Type-C–to–RJ-45 FD adapter. OEM documentation only; not bench-tested.
HP Maintenance and Service Guide pdf_5664355, PDF page 35: "HP USB Type-C–to–RJ-45 FD adapter 918779-001". The fetched guide names this part for this model. (via v10 fold 2026-11-12)
HP spare part: Adapter, USB-Type-C to RJ45, FD. OEM documentation only; not bench-tested.
HP Maintenance and Service Guide pdf_5594604, PDF page 35: "918779-001". The fetched guide names this part for this model. (via v10 fold 2026-11-12)
HP spare part: HP USB Type-C-to-RJ-45 adapter, FD. OEM documentation only; not bench-tested.
HP Maintenance and Service Guide pdf_7706645, PDF page 32: "HP USB Type-C-to-RJ-45 adapter, FD 918779-001". The fetched guide names this part for this model. (via v10 fold 2026-11-12)
HP spare part: Adapters: USB-Tupe-C to RJ45, FD. OEM documentation only; not bench-tested.
HP Maintenance and Service Guide pdf_5411376, PDF page 39: "USB-Tupe-C to RJ45, FD 918779-001". The fetched guide names this part for this model. (via v10 fold 2026-11-12)
HP spare part: USB-C-to-RJ-45 adapter. Unverified source; not bench-tested.
Manual on file for HP Elite Dragonfly 13.5 inch Chromebook Maintenance and Service Guide, PDF page 20: "USB-C-to-RJ-45 adapter 918779-001". Source link not recorded and not verified as an HP document (red, not sure). (via v10 fold 2026-11-12)
HP spare part: USB-C-to-RJ-45, FD. Unverified source; not bench-tested.
Manual on file for HP Elite c640 14 inch G3 Chromebook Maintenance and Service Guide, PDF page 22: "USB-C-to-RJ-45, FD 918779-001". Source link not recorded and not verified as an HP document (red, not sure). (via v10 fold 2026-11-12)
Summary of the documented fits above (sources on each model card); not bench-tested.
| Model | Brand | Type |
|---|---|---|
| HP EliteBook 840 G9 | HP | Business laptop |
| HP EliteBook 1040 G9 | HP | Business laptop |
| HP EliteBook 860 G9 | HP | Business laptop |
| HP EliteBook 860 G10 | HP | Business laptop |
| HP ZBook Firefly 14 G9 | HP | Business laptop |
| HP Elite Dragonfly 13.5 inch Chromebook | HP | Chromebook |
| HP Elite c640 14 inch G3 Chromebook | HP | Chromebook |
Repair guides for the HP EliteBook 1040 G9: 25 guides
Fit check: Always confirm the OEM part/FRU number on your machine's label or in the service manual before buying. HP service guide
918779-001