Which fingerprint reader fits the HP EliteBook 840 G4? OEM part numbers

1 fingerprint reader is documented for the HP EliteBook 840 G4: 849912-001. 1 of 1 comes from OEM documentation (partsurfer.hp.com); last checked 2026-10-29. Not bench-tested: match the number on your old fingerprint reader and any constraint before ordering.

Part number	Part	Constraints	Confidence	Last checked
849912-001	HP fingerprint reader assembly (with cable)	configuration-specific: 1 of 1 checked SKUs. Only the listed SKUs/configurations are evidenced; not a universal model fit. Saved PartSurfer BOM; no HP fetch. OEM documentation only; not bench-tested.	OEM documented	2026-10-29

Where do these HP EliteBook 840 G4 fingerprint reader part numbers come from?

1 of 1 fits are from OEM documentation (partsurfer.hp.com); each row links its source. Last checked 2026-10-29.

Are these fingerprint readers tested in the HP EliteBook 840 G4?

No. Fits come from manufacturer or retailer documentation and are not bench-tested. Check the part number on your old part and any listed constraint.

All documented parts for the HP EliteBook 840 G4.

Other parts for the HP EliteBook 840 G4

Power Adapter (7) · Battery (2) · RTC Battery (1) · Display Bezel (1) · Camera (1) · Palmrest (2) · Screen (5) · Display Back Cover (1) · Bottom Cover (1) · Heat Sink (1) · Hinge (3) · Keyboard (8) · Speakers (1) · Touchpad (2) · Power Cord (35) · Wireless Card (7) · Card Reader (1) · Cable (1) · SSD (8) · I/O Board (1) · Motherboard (11) · Microphone (1) · Service Part (5) · Memory (3) · Hard Drive (6) · Display Cable (1) · Screw Kit (1)

For AI agents: the same list as JSON from the free MCP server at /mcp (tool get_model_parts, model hp-elitebook-840-g4) or the keyless JSON API.