Which wireless card fits the HP EliteBook 820 G4? OEM part numbers

7 wireless cards are documented for the HP EliteBook 820 G4: 691922-001, 800870-001, 845710-001, 851592-001, 851594-001 and 2 more. 7 of 7 come from OEM documentation (h10032.www1.hp.com); last checked 2026-11-04. Not bench-tested: match the number on your old wireless card and any constraint before ordering.

Part number	Part	Constraints	Confidence	Last checked
691922-001	HP HP Comfort Grip Wireless Mouse 691922-001	HP description: "HP Comfort Grip Wireless Mouse". OEM documentation only; not bench-tested.	OEM documented	2026-11-04
800870-001	HP wireless card 800870-001	HP lists this spare part number for the HP EliteBook 820 G4 in its Maintenance and Service Guide (printed p.17).	OEM documented	2026-11-01
845710-001	HP wireless card 845710-001	HP lists this spare part number for the HP EliteBook 820 G4 in its Maintenance and Service Guide (printed p.17).	OEM documented	2026-11-01
851592-001	HP wireless card 851592-001	HP description: "WLAN/Bluetooth combo card, 8265 2x2 vPro". OEM documentation only; not bench-tested.	OEM documented	2026-11-04
851594-001	HP WLAN module (Intel Dual Band Wireless-AC 8265)	HP lists this spare part number for the HP EliteBook 820 G4 in its Maintenance and Service Guide (printed p.17).	OEM documented	2026-11-01
852511-001	HP WLAN module (Intel Dual Band Wireless-AC 3168)	HP lists this spare part number for the HP EliteBook 820 G4 in its Maintenance and Service Guide (printed p.17).	OEM documented	2026-11-01
860726-001	HP wireless card 860726-001	HP lists this spare part number for the HP EliteBook 820 G4 in its Maintenance and Service Guide (printed p.17).	OEM documented	2026-11-01

Where do these HP EliteBook 820 G4 wireless card part numbers come from?

7 of 7 fits are from OEM documentation (h10032.www1.hp.com); each row links its source. Last checked 2026-11-04.

Are these wireless cards tested in the HP EliteBook 820 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 820 G4.

Other parts for the HP EliteBook 820 G4

Keyboard (4) · Palmrest (1) · Battery (1) · Touchpad (2) · Fingerprint Reader (1) · Heat Sink (1) · RTC Battery (1) · Speakers (1) · Bottom Cover (1) · Screen (3) · Display Bezel (1) · Camera (1) · Hinge (1) · Display Back Cover (1) · Power Adapter (8) · Power Cord (35) · Service Part (11) · Memory (3) · SSD (8) · Motherboard (6) · Microphone (1) · Cable (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-820-g4) or the keyless JSON API.