Which motherboard fits the HP ProBook 450 G9? OEM part numbers

16 motherboards are documented for the HP ProBook 450 G9: N01266-xx1, N01267-xx1, N01268-601, N01268-xx1, N01269-xx1 and 11 more. 4 of 16 come from OEM documentation (support.hp.com, partsurfer.hp.com); last checked 2026-11-12. Not bench-tested: match the number on your old motherboard and any constraint before ordering.

Part number	Part	Constraints	Confidence	Last checked
N01266-xx1	HP System board, Intel Core i5-1235U processor, discrete graphi N01266-xx1	HP spare part: Intel Core i5-1235U processor. Unverified source; not bench-tested.	Not sure (under 90%)	2026-11-12
N01267-xx1	HP System board, Intel Core i7-1255U processor, discrete graphi N01267-xx1	HP spare part: Intel Core i7-1255U processor. Unverified source; not bench-tested.	Not sure (under 90%)	2026-11-12
N01268-601	HP motherboard N01268-601	-601 = Windows board, -001 = non-Windows (MSG copy "xxxxxx-601: Windows operating system"; MSG lists N0127x-xx1 patterns only). CPU soldered; RAM is socketed SODIMM. Match the exact board PN/CPU. Celeron 7305 board, 7G6S1US/7P8W4US. Configuration-specific: 2/8 checked SKUs. Match your product number or the original part number. OEM parts list only; not bench-tested.	OEM documented	2026-10-29
N01268-xx1	HP System board, Intel Celeron 7305 processor, integrated UMA g N01268-xx1	HP spare part: Intel Celeron 7305 processor. Unverified source; not bench-tested.	Not sure (under 90%)	2026-11-12
N01269-xx1	HP System board, Intel Pentium Gold 8505 processor, integrated N01269-xx1	HP spare part: Intel Pentium Gold 8505 processor. Unverified source; not bench-tested.	Not sure (under 90%)	2026-11-12
N01270-xx1	HP System board, Intel Core i3-1215U processor, integrated UMA N01270-xx1	HP spare part: Intel Core i3-1215U processor. Unverified source; not bench-tested.	Not sure (under 90%)	2026-11-12
N01271-xx1	HP System board, Intel Core i3-1215U processor, models with WWA N01271-xx1	HP spare part: Intel Core i3-1215U processor, models with WWAN. Unverified source; not bench-tested.	Not sure (under 90%)	2026-11-12
N01272-601	HP motherboard N01272-601	-601 = Windows board, -001 = non-Windows (MSG copy "xxxxxx-601: Windows operating system"; MSG lists N0127x-xx1 patterns only). CPU soldered; RAM is socketed SODIMM. Match the exact board PN/CPU. PartSurfer OrderFlag 0 on 78Z11US. EMPR AU labels it "SPS-MB UMA PH i5-KT 440 G9 WIN" (board shared with ProBook 440 G9 per resellers; PartSurfer lists it on this 450 G9 SKU, PartSurfer wins). Configuration-specific: 1/8 checked SKUs. Match your product number or the original part number. OEM parts list only; not bench-tested.	OEM documented	2026-10-29
N01272-xx1	HP System board, Intel Core i5-1235U processor, integrated UMA N01272-xx1	HP spare part: Intel Core i5-1235U processor. Unverified source; not bench-tested.	Not sure (under 90%)	2026-11-12
N01273-601	HP motherboard N01273-601	-601 = Windows board, -001 = non-Windows (MSG copy "xxxxxx-601: Windows operating system"; MSG lists N0127x-xx1 patterns only). CPU soldered; RAM is socketed SODIMM. Match the exact board PN/CPU. WWAN-capable board (PartSurfer "fWWAN"; MSG copy "Intel Core i5-1235U processor, models with WWAN N01273-xx1"); only on 6L1U6US/6N0K6US, which also carry WWAN back cover N01920-001. PartSurfer OrderFlag 0 (orderability not confirmed). Configuration-specific: 2/8 checked SKUs. Match your product number or the original part number. OEM parts list only; not bench-tested.	OEM documented	2026-10-29
N01273-xx1	HP System board, Intel Core i5-1235U processor, models with WWA N01273-xx1	HP spare part: Intel Core i5-1235U processor, models with WWAN. Unverified source; not bench-tested.	Not sure (under 90%)	2026-11-12
N01274-xx1	HP System board, Intel Core i5-1240P processor, integrated UMA N01274-xx1	HP spare part: Intel Core i7-1240P processor. Unverified source; not bench-tested.	Not sure (under 90%)	2026-11-12
N01275-601	HP motherboard N01275-601	-601 = Windows board, -001 = non-Windows (MSG copy "xxxxxx-601: Windows operating system"; MSG lists N0127x-xx1 patterns only). CPU soldered; RAM is socketed SODIMM. Match the exact board PN/CPU. PartSurfer OrderFlag 0 on 7N504US/759J3US/7K7U8US. Resellers list it for ProBook 440 G9 / 450 G9 (DAX8SFMB8B1). Configuration-specific: 3/8 checked SKUs. Match your product number or the original part number. OEM parts list only; not bench-tested.	OEM documented	2026-10-29
N01275-xx1	HP System board, Intel Core i7-1255U processor, integrated UMA N01275-xx1	HP spare part: Intel Core i7-1255U processor. Unverified source; not bench-tested.	Not sure (under 90%)	2026-11-12
N01276-xx1	HP System board, Intel Core i7-1260P processor, integrated UMA N01276-xx1	HP spare part: Intel Core i7-1260P processor. Unverified source; not bench-tested.	Not sure (under 90%)	2026-11-12
N08219-888	HP System board spare repair support kit with protective tapes N08219-888	HP spare part: System board repair support kit. Unverified source; not bench-tested.	Not sure (under 90%)	2026-11-12

Where do these HP ProBook 450 G9 motherboard part numbers come from?

4 of 16 fits are from OEM documentation (support.hp.com, partsurfer.hp.com); each row links its source. Last checked 2026-11-12.

Are these motherboards tested in the HP ProBook 450 G9?

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 450 G9.

Other parts for the HP ProBook 450 G9

Power Adapter (48) · Fan (2) · Bottom Cover (2) · Speakers (1) · Cable (12) · RTC Battery (1) · Battery (2) · Screen (6) · Display Cable (1) · Display Back Cover (3) · Heat Sink (2) · Camera (3) · Display Bezel (5) · Hinge (1) · Touchpad (1) · SSD (9) · Wireless Card (5) · I/O Board (1) · Power Cord (77) · Fingerprint Reader (3) · Antenna (1) · Service Part (11) · Microphone (1) · Screw Kit (1) · Keyboard (2) · Memory (3)

For AI agents: the same list as JSON from the free MCP server at /mcp (tool get_model_parts, model hp-probook-450-g9) or the keyless JSON API.