Which laptops does M21997-001 fit? M21997-001 (HP fingerprint reader) is documented to fit 4 laptop models: HP EliteBook 650 G9, HP ProBook 455 G9, HP ProBook 650 G8 and HP ProBook 450 G9. Fits come from OEM documentation (HP service guide), last checked 2026-11-12; not bench-tested. Full compatibility list.
HP spare part description: "Fingerprint reader bracket". 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 650 G9 All fingerprint reader for this model | HP | 2026-11-04 | OEM documented |
| HP ProBook 455 G9 All fingerprint reader for this model | HP | 2026-11-04 | OEM documented |
| HP ProBook 650 G8 All fingerprint reader for this model | HP | 2026-11-12 | OEM documented |
| HP ProBook 450 G9 All fingerprint reader for this model | HP | 2026-11-12 | Not sure (under 90%) |
HP description: "Fingerprint reader bracket". Listed in a sibling or family document (tier B). OEM documentation only; not bench-tested.
HP Maintenance and Service Guide, Document Part Number N03559-001 (copy saved from support.hp.com), PDF pages 30, 33, 65: "M21997-001" (Fingerprint reader bracket). (via MG fold). Direct PDF verified by sha256 match with local copy
HP description: "Bracket kit holding the fingerprint reader bracket". Listed in a sibling or family document (tier B). OEM documentation only; not bench-tested.
HP Maintenance and Service Guide, PDF page 62: "M21997-001" (Bracket kit holding the fingerprint reader bracket). (via MG fold)
HP spare part: Bracket kit. OEM documentation only; not bench-tested.
HP Maintenance and Service Guide pdf_12638344, PDF page 31: "M21997-001". The fetched guide names this part for this model. (via v10 fold 2026-11-12)
HP spare part: Fingerprint reader board bracket (included in Bracket Kit). Unverified source; not bench-tested.
Manual on file for HP ProBook 450 G9 Maintenance and Service Guide, PDF page 63: "reader board bracket (included in Bracket Kit) M21997-001". 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 650 G9 | HP | Business laptop |
| HP ProBook 455 G9 | HP | Business laptop |
| HP ProBook 650 G8 | HP | Business laptop |
| HP ProBook 450 G9 | 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
M21997-001