Which bottom cover fits the HP Pro mt440 G3 Mobile Thin Client? OEM part numbers

2 bottom covers are documented for the HP Pro mt440 G3 Mobile Thin Client: M21370-001, N00121-001. 2 of 2 come from OEM documentation (kaas.hpcloud.hp.com); last checked 2026-11-04. Not bench-tested: match the number on your old bottom cover and any constraint before ordering.

Part number	Part	Constraints	Confidence	Last checked
M21370-001	HP bottom cover (base enclosure) M21370-001	HP description: "Bottom cover for models carrying the 42 Wh battery". Listed in a sibling or family document (tier B). OEM documentation only; not bench-tested.	OEM documented	2026-11-04
N00121-001	HP bottom cover (base enclosure) N00121-001	HP description: "Bottom cover for models carrying the 51 Wh battery". Listed in a sibling or family document (tier B). OEM documentation only; not bench-tested.	OEM documented	2026-11-04

Where do these HP Pro mt440 G3 Mobile Thin Client bottom cover part numbers come from?

2 of 2 fits are from OEM documentation (kaas.hpcloud.hp.com); each row links its source. Last checked 2026-11-04.

Are these bottom covers tested in the HP Pro mt440 G3 Mobile Thin Client?

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 Pro mt440 G3 Mobile Thin Client.

Other parts for the HP Pro mt440 G3 Mobile Thin Client

Keyboard (3) · Cable (12) · Touchpad (1) · Speakers (1) · Motherboard (5) · Heat Sink (1) · Fan (2) · I/O Board (1) · Service Part (9) · Battery (2) · SSD (3) · Memory (3) · RTC Battery (1) · Wireless Card (6) · Fingerprint Reader (3) · Display Bezel (3) · Camera (1) · Microphone (1) · Screen (4) · Hinge (1) · Display Cable (1) · Antenna (2) · Display Back Cover (3) · Power Adapter (46) · Screw Kit (2) · Power Cord (55)

For AI agents: the same list as JSON from the free MCP server at /mcp (tool get_model_parts, model hp-pro-mt440-g3-mobile-thin-client) or the keyless JSON API.