Which heat sink fits the HP ProBook 440 G6? OEM part numbers

2 heat sinks are documented for the HP ProBook 440 G6: L44552-001, L44553-001. 2 of 2 come from OEM documentation (partsurfer.hp.com, kaas.hpcloud.hp.com); last checked 2026-11-12. Not bench-tested: match the number on your old heat sink and any constraint before ordering.

Part number	Part	Constraints	Confidence	Last checked
L44552-001	HP heat sink L44552-001	Listed for all 8 checked HP ProBook 440 G6 product numbers. HP description: "HEATSINK UMA". Confirm your product number on HP PartSurfer before ordering. OEM parts list only; not bench-tested.	OEM documented	2026-10-26
L44553-001	HP Heat sink for NVIDIA GeForce MX130 discrete graphics models L44553-001	HP spare part: Other, for use in models with discrete graphics. OEM documentation only; not bench-tested.	OEM documented	2026-11-12

Where do these HP ProBook 440 G6 heat sink part numbers come from?

2 of 2 fits are from OEM documentation (partsurfer.hp.com, kaas.hpcloud.hp.com); each row links its source. Last checked 2026-11-12.

Are these heat sinks tested in the HP ProBook 440 G6?

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 ProBook 440 G6.

Other parts for the HP ProBook 440 G6

Battery (1) · Power Adapter (11) · RTC Battery (1) · Display Bezel (2) · Cable (5) · Keyboard (4) · Screen (7) · Bottom Cover (2) · Fan (2) · Hinge (2) · Speakers (1) · Display Cable (4) · Camera (3) · Display Back Cover (2) · Power Cord (42) · Wireless Card (4) · Fingerprint Reader (1) · Microphone (1) · SSD (4) · I/O Board (1) · Touchpad (1) · Card Reader (1) · Motherboard (7) · Memory (2) · Hard Drive (3) · Bracket (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-probook-440-g6) or the keyless JSON API.