Which heat sink fits the HP ZBook 15 G5? OEM part numbers

3 heat sinks are documented for the HP ZBook 15 G5: L28714-001, L28715-001, L28717-001. 3 of 3 come from OEM documentation (h10032.www1.hp.com); last checked 2026-10-27. Not bench-tested: match the number on your old heat sink and any constraint before ordering.

Part number	Part	Constraints	Confidence	Last checked
L28714-001	HP heat sink L28714-001	HP guide description: "Heat sink assembly, UMA graphics (includes thermal replacement material)". OEM documentation only; not bench-tested.	OEM documented	2026-10-27
L28715-001	HP heat sink L28715-001	HP guide description: "Heat sink assembly, discrete graphics (includes thermal replacement material) For use only in models with NVIDIA Quadro graphics". OEM documentation only; not bench-tested.	OEM documented	2026-10-27
L28717-001	HP heat sink L28717-001	HP guide description: "Heat sink assembly, discrete graphics (includes thermal replacement material) For use only in models with AMD Radeon Pro graphics". OEM documentation only; not bench-tested.	OEM documented	2026-10-27

Where do these HP ZBook 15 G5 heat sink part numbers come from?

3 of 3 fits are from OEM documentation (h10032.www1.hp.com); each row links its source. Last checked 2026-10-27.

Are these heat sinks tested in the HP ZBook 15 G5?

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 ZBook 15 G5.

Other parts for the HP ZBook 15 G5

Fan (2) · Bottom Cover (1) · Battery (1) · Screen (3) · Power Adapter (1) · SSD (21) · Memory (6) · Keyboard (2) · Hinge (1) · Cable (1) · Touchpad (1) · Speakers (1) · Fingerprint Reader (1) · Camera (2) · Microphone (1) · Antenna (1)

For AI agents: the same list as JSON from the free MCP server at /mcp (tool get_model_parts, model hp-zbook-15-g5) or the keyless JSON API.