Which power adapter fits the HP EliteBook 820 G4? OEM part numbers

8 power adapters are documented for the HP EliteBook 820 G4: 693710-001, 710340-850, 710412-001, 714635-850, 734734-001 and 3 more. 8 of 8 come from OEM documentation (h10032.www1.hp.com, partsurfer.hp.com); last checked 2026-11-04. Not bench-tested: match the number on your old power adapter and any constraint before ordering.

Part number	Part	Constraints	Confidence	Last checked
693710-001	HP AC adapter 693710-001	HP lists this spare part number for the HP EliteBook 820 G4 in its Maintenance and Service Guide (printed p.23).	OEM documented	2026-11-01
710340-850	HP AC adapter 710340-850	HP description: "65 W Smart Adapter non-PFC, Argentina". OEM documentation only; not bench-tested.	OEM documented	2026-11-04
710412-001	HP 710412-001 Power Adapter	OEM documentation only; not bench-tested.	OEM documented	2026-10-27
714635-850	HP 65W 4.5 mm barrel AC adapter 714635-850	OEM documentation only; not bench-tested.	OEM documented	2026-10-27
734734-001	HP Smart 7.4 mm AC adapter 734734-001	HP lists this spare part number for the HP EliteBook 820 G4 in its Maintenance and Service Guide (printed p.23).	OEM documented	2026-11-01
741727-001	HP 741727-001 Power Adapter	OEM documentation only; not bench-tested.	OEM documented	2026-10-27
742436-001	HP 742436-001 Power Adapter	OEM documentation only; not bench-tested.	OEM documented	2026-10-27
L40094-001	HP AC adapter L40094-001	OEM documentation only; not bench-tested. HP lists L40094-001 as the replacement for 693711-001.	OEM documented	2026-10-30

Where do these HP EliteBook 820 G4 power adapter part numbers come from?

8 of 8 fits are from OEM documentation (h10032.www1.hp.com, partsurfer.hp.com); each row links its source. Last checked 2026-11-04.

Are these power adapters 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) · Wireless Card (7) · 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.