HP Business Laptop

HP ProBook 450 G9

Spare part numbers for the HP ProBook 450 G9 come from HP PartSurfer parts lists for 8 specific HP product numbers. Parts vary by configuration, so match your product number or the original part number before ordering. Not bench-tested.

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Compatible Replacement Parts (23)

Compatibility from OEM documentation, not bench-tested.

Power Adapter

HP 45W USB-C AC adapter

OEM Part Number: L43407-001
Part Specs →

HP 45W USB-C AC adapter. Documented OEM replacement; see each fit for configuration limits.

Fit & Installation Notes:

Listed for 1 of 8 checked HP ProBook 450 G9 product numbers (7G6S1US), so it is configuration-specific. HP description: "45W adapter - nPFC, USB-C connector, 1.8m long". Confirm your product number on HP PartSurfer before ordering. OEM parts list only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement
Evidence Source: https://partsurfer.hp.com/?searchtext=7G6S1US ↗ (HP PartSurfer parts list for product number 7G6S1US (HP ProBook 450 15.6 inch G9 Notebook PC (4D3W8AV)) lists L43407-001 "45W adapter - nPFC, USB-C connector, 1.8m long".) Last checked 2026-10-23
Fan

HP cooling fan M21718-001

OEM Part Number: M21718-001
Part Specs →

HP spare part description: "SPS-FAN UMA".

Fit & Installation Notes:

Listed for 6 of 8 checked HP ProBook 450 G9 product numbers (7G6S1US, 7P8W4US, 6L1U6US, 7N504US, 6N0K6US, 7K7U8US), so it is configuration-specific. HP description: "SPS-FAN UMA". Confirm your product number on HP PartSurfer before ordering. OEM parts list only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement
Evidence Source: https://partsurfer.hp.com/?searchtext=7G6S1US ↗ (HP PartSurfer parts list for product number 7G6S1US (HP ProBook 450 15.6 inch G9 Notebook PC (4D3W8AV)) lists M21718-001 "SPS-FAN UMA". Also listed for: 7P8W4US, 6L1U6US, 7N504US, 6N0K6US, 7K7U8US.) Last checked 2026-10-23
Bottom Cover

HP bottom cover (base enclosure) M21720-001

OEM Part Number: M21720-001
Part Specs →

HP spare part description: "SPS-BASE ENCLOSURE UMA".

Fit & Installation Notes:

Listed for 6 of 8 checked HP ProBook 450 G9 product numbers (7G6S1US, 7P8W4US, 6L1U6US, 7N504US, 6N0K6US, 7K7U8US), so it is configuration-specific. HP description: "SPS-BASE ENCLOSURE UMA". Confirm your product number on HP PartSurfer before ordering. OEM parts list only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement
Evidence Source: https://partsurfer.hp.com/?searchtext=7G6S1US ↗ (HP PartSurfer parts list for product number 7G6S1US (HP ProBook 450 15.6 inch G9 Notebook PC (4D3W8AV)) lists M21720-001 "SPS-BASE ENCLOSURE UMA". Also listed for: 7P8W4US, 6L1U6US, 7N504US, 6N0K6US, 7K7U8US.) Last checked 2026-10-23
Speakers

HP speaker kit M21723-001

OEM Part Number: M21723-001
Part Specs →

HP spare part description: "SPS-SPEAKER KIT".

Fit & Installation Notes:

Listed for all 8 checked HP ProBook 450 G9 product numbers. HP description: "SPS-SPEAKER KIT". Confirm your product number on HP PartSurfer before ordering. OEM parts list only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement
Evidence Source: https://partsurfer.hp.com/?searchtext=7G6S1US ↗ (HP PartSurfer parts list for product number 7G6S1US (HP ProBook 450 15.6 inch G9 Notebook PC (4D3W8AV)) lists M21723-001 "SPS-SPEAKER KIT". Also listed for: 7P8W4US, 6L1U6US, 7N504US, 6N0K6US, 759J3US, 78Z11US, 7K7U8US.) Last checked 2026-10-23
DC-in / Charging port

HP DC-in connector M21725-001

OEM Part Number: M21725-001
Part Specs →

HP spare part description: "SPS-DC IN".

Fit & Installation Notes:

Listed for all 8 checked HP ProBook 450 G9 product numbers. HP description: "SPS-DC IN". Confirm your product number on HP PartSurfer before ordering. OEM parts list only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement
Evidence Source: https://partsurfer.hp.com/?searchtext=7G6S1US ↗ (HP PartSurfer parts list for product number 7G6S1US (HP ProBook 450 15.6 inch G9 Notebook PC (4D3W8AV)) lists M21725-001 "SPS-DC IN". Also listed for: 7P8W4US, 6L1U6US, 7N504US, 6N0K6US, 759J3US, 78Z11US, 7K7U8US.) Last checked 2026-10-23
RTC Battery

HP RTC (CMOS) battery M34737-001

OEM Part Number: M34737-001
Part Specs →

HP spare part description: "SPS-RTC BATTERY".

Fit & Installation Notes:

Listed for all 8 checked HP ProBook 450 G9 product numbers. HP description: "SPS-RTC BATTERY". Confirm your product number on HP PartSurfer before ordering. OEM parts list only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement
Evidence Source: https://partsurfer.hp.com/?searchtext=7G6S1US ↗ (HP PartSurfer parts list for product number 7G6S1US (HP ProBook 450 15.6 inch G9 Notebook PC (4D3W8AV)) lists M34737-001 "SPS-RTC BATTERY". Also listed for: 7P8W4US, 6L1U6US, 7N504US, 6N0K6US, 759J3US, 78Z11US, 7K7U8US.) Last checked 2026-10-23
Battery

HP 3-cell 42Wh battery M75599-005

OEM Part Number: M75599-005
Part Specs →

HP spare part description: "SKO-BATT 3C42Wh 3.95Ah LI RH03042XL-PL".

Fit & Installation Notes:

Listed for 6 of 8 checked HP ProBook 450 G9 product numbers (7G6S1US, 7P8W4US, 6L1U6US, 7N504US, 6N0K6US, 7K7U8US), so it is configuration-specific. HP description: "SKO-BATT 3C42Wh 3.95Ah LI RH03042XL-PL". Confirm your product number on HP PartSurfer before ordering. OEM parts list only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement
Evidence Source: https://partsurfer.hp.com/?searchtext=7G6S1US ↗ (HP PartSurfer parts list for product number 7G6S1US (HP ProBook 450 15.6 inch G9 Notebook PC (4D3W8AV)) lists M75599-005 "SKO-BATT 3C42Wh 3.95Ah LI RH03042XL-PL". Also listed for: 7P8W4US, 6L1U6US, 7N504US, 6N0K6US, 7K7U8US.) Last checked 2026-10-23
Screen

HP 15.6-inch HD display panel N00087-001

OEM Part Number: N00087-001
Part Specs →

HP spare part description: "SPS-RAW PANEL 15.6 HD AG 250".

Fit & Installation Notes:

Listed for 2 of 8 checked HP ProBook 450 G9 product numbers (7G6S1US, 7P8W4US), so it is configuration-specific. HP description: "SPS-RAW PANEL 15.6 HD AG 250". Confirm your product number on HP PartSurfer before ordering. OEM parts list only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement
Evidence Source: https://partsurfer.hp.com/?searchtext=7G6S1US ↗ (HP PartSurfer parts list for product number 7G6S1US (HP ProBook 450 15.6 inch G9 Notebook PC (4D3W8AV)) lists N00087-001 "SPS-RAW PANEL 15.6 HD AG 250". Also listed for: 7P8W4US.) Last checked 2026-10-23
Display Cable

HP display cable N01914-001

OEM Part Number: N01914-001
Part Specs →

HP spare part description: "SPS-CABLE KIT LCD 15".

Fit & Installation Notes:

Listed for all 8 checked HP ProBook 450 G9 product numbers. HP description: "SPS-CABLE KIT LCD 15". Confirm your product number on HP PartSurfer before ordering. OEM parts list only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement
Evidence Source: https://partsurfer.hp.com/?searchtext=7G6S1US ↗ (HP PartSurfer parts list for product number 7G6S1US (HP ProBook 450 15.6 inch G9 Notebook PC (4D3W8AV)) lists N01914-001 "SPS-CABLE KIT LCD 15". Also listed for: 7P8W4US, 6L1U6US, 7N504US, 6N0K6US, 759J3US, 78Z11US, 7K7U8US.) Last checked 2026-10-23
Display Back Cover

HP display back cover N01919-001

OEM Part Number: N01919-001
Part Specs →

HP spare part description: "SPS-BACK COVER W/ANTENNA nWWAN".

Fit & Installation Notes:

Listed for 6 of 8 checked HP ProBook 450 G9 product numbers (7G6S1US, 7P8W4US, 7N504US, 759J3US, 78Z11US, 7K7U8US), so it is configuration-specific. HP description: "SPS-BACK COVER W/ANTENNA nWWAN". Confirm your product number on HP PartSurfer before ordering. OEM parts list only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement
Evidence Source: https://partsurfer.hp.com/?searchtext=7G6S1US ↗ (HP PartSurfer parts list for product number 7G6S1US (HP ProBook 450 15.6 inch G9 Notebook PC (4D3W8AV)) lists N01919-001 "SPS-BACK COVER W/ANTENNA nWWAN". Also listed for: 7P8W4US, 7N504US, 759J3US, 78Z11US, 7K7U8US.) Last checked 2026-10-23
Heat Sink

HP heat sink N03345-001

OEM Part Number: N03345-001
Part Specs →

HP spare part description: "SPS-HEATSINK UMA".

Fit & Installation Notes:

Listed for all 8 checked HP ProBook 450 G9 product numbers. HP description: "SPS-HEATSINK UMA". Confirm your product number on HP PartSurfer before ordering. OEM parts list only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement
Evidence Source: https://partsurfer.hp.com/?searchtext=7G6S1US ↗ (HP PartSurfer parts list for product number 7G6S1US (HP ProBook 450 15.6 inch G9 Notebook PC (4D3W8AV)) lists N03345-001 "SPS-HEATSINK UMA". Also listed for: 7P8W4US, 6L1U6US, 7N504US, 6N0K6US, 759J3US, 78Z11US, 7K7U8US.) Last checked 2026-10-23
Camera

HP webcam N05869-001

OEM Part Number: N05869-001
Part Specs →

HP spare part description: "SPS-WEBCAM HD".

Fit & Installation Notes:

Listed for all 8 checked HP ProBook 450 G9 product numbers. HP description: "SPS-WEBCAM HD". Confirm your product number on HP PartSurfer before ordering. OEM parts list only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement
Evidence Source: https://partsurfer.hp.com/?searchtext=7G6S1US ↗ (HP PartSurfer parts list for product number 7G6S1US (HP ProBook 450 15.6 inch G9 Notebook PC (4D3W8AV)) lists N05869-001 "SPS-WEBCAM HD". Also listed for: 7P8W4US, 6L1U6US, 7N504US, 6N0K6US, 759J3US, 78Z11US, 7K7U8US.) Last checked 2026-10-23
Display Bezel

HP display bezel N07351-001

OEM Part Number: N07351-001
Part Specs →

HP spare part description: "SPS-BEZEL LCD HD CAM HD".

Fit & Installation Notes:

Listed for 2 of 8 checked HP ProBook 450 G9 product numbers (7G6S1US, 7P8W4US), so it is configuration-specific. HP description: "SPS-BEZEL LCD HD CAM HD". Confirm your product number on HP PartSurfer before ordering. OEM parts list only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement
Evidence Source: https://partsurfer.hp.com/?searchtext=7G6S1US ↗ (HP PartSurfer parts list for product number 7G6S1US (HP ProBook 450 15.6 inch G9 Notebook PC (4D3W8AV)) lists N07351-001 "SPS-BEZEL LCD HD CAM HD". Also listed for: 7P8W4US.) Last checked 2026-10-23
Hinge

HP hinge part N12501-001

OEM Part Number: N12501-001
Part Specs →

HP spare part description: "SPS-HINGE KIT".

Fit & Installation Notes:

Listed for all 8 checked HP ProBook 450 G9 product numbers. HP description: "SPS-HINGE KIT". Confirm your product number on HP PartSurfer before ordering. OEM parts list only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement
Evidence Source: https://partsurfer.hp.com/?searchtext=7G6S1US ↗ (HP PartSurfer parts list for product number 7G6S1US (HP ProBook 450 15.6 inch G9 Notebook PC (4D3W8AV)) lists N12501-001 "SPS-HINGE KIT". Also listed for: 7P8W4US, 6L1U6US, 7N504US, 6N0K6US, 759J3US, 78Z11US, 7K7U8US.) Last checked 2026-10-23
Touchpad

HP touchpad N14647-001

OEM Part Number: N14647-001
Part Specs →

HP spare part description: "SPS-TOUCHPAD NON-NFC 15".

Fit & Installation Notes:

Listed for all 8 checked HP ProBook 450 G9 product numbers. HP description: "SPS-TOUCHPAD NON-NFC 15". Confirm your product number on HP PartSurfer before ordering. OEM parts list only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement
Evidence Source: https://partsurfer.hp.com/?searchtext=7G6S1US ↗ (HP PartSurfer parts list for product number 7G6S1US (HP ProBook 450 15.6 inch G9 Notebook PC (4D3W8AV)) lists N14647-001 "SPS-TOUCHPAD NON-NFC 15". Also listed for: 7P8W4US, 6L1U6US, 7N504US, 6N0K6US, 759J3US, 78Z11US, 7K7U8US.) Last checked 2026-10-23
Power Adapter

HP 710412-001 Power Adapter

OEM Part Number: 710412-001
Part Specs →

65 W HP Smart AC adapter, non-PFC, 3-prong AC input; 4.5 mm barrel output

Fit & Installation Notes:

Listed for 5 of 8 checked HP ProBook 450 G9 product numbers (7P8W4US, 6L1U6US, 7N504US, 6N0K6US, 7K7U8US), so it is configuration-specific. HP description: "SKO-65W ADPTR nPFC S-3P 4.5MM". Confirm your product number on HP PartSurfer before ordering. OEM parts list only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement
Evidence Source: https://partsurfer.hp.com/?searchtext=7P8W4US ↗ (HP PartSurfer parts list for product number 7P8W4US (HP ProBook 450 15.6 inch G9 Notebook PC (4D3W8AV)) lists 710412-001 "SKO-65W ADPTR nPFC S-3P 4.5MM". Also listed for: 6L1U6US, 7N504US, 6N0K6US, 7K7U8US.) Last checked 2026-10-23
Display Bezel

HP display bezel M21992-001

OEM Part Number: M21992-001
Part Specs →

HP spare part description: "SPS-BEZEL LCD FHD CAM HD".

Fit & Installation Notes:

Listed for 6 of 8 checked HP ProBook 450 G9 product numbers (6L1U6US, 7N504US, 6N0K6US, 759J3US, 78Z11US, 7K7U8US), so it is configuration-specific. HP description: "SPS-BEZEL LCD FHD CAM HD". Confirm your product number on HP PartSurfer before ordering. OEM parts list only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement
Evidence Source: https://partsurfer.hp.com/?searchtext=6L1U6US ↗ (HP PartSurfer parts list for product number 6L1U6US (HP ProBook 450 15.6 inch G9 Notebook PC (4D3X2AV)) lists M21992-001 "SPS-BEZEL LCD FHD CAM HD". Also listed for: 7N504US, 6N0K6US, 759J3US, 78Z11US, 7K7U8US.) Last checked 2026-10-23
Display Back Cover

HP display back cover N01920-001

OEM Part Number: N01920-001
Part Specs →

HP spare part description: "SPS-BACK COVER W/ANTENNA WWAN".

Fit & Installation Notes:

Listed for 2 of 8 checked HP ProBook 450 G9 product numbers (6L1U6US, 6N0K6US), so it is configuration-specific. HP description: "SPS-BACK COVER W/ANTENNA WWAN". Confirm your product number on HP PartSurfer before ordering. OEM parts list only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement
Evidence Source: https://partsurfer.hp.com/?searchtext=6L1U6US ↗ (HP PartSurfer parts list for product number 6L1U6US (HP ProBook 450 15.6 inch G9 Notebook PC (4D3X2AV)) lists N01920-001 "SPS-BACK COVER W/ANTENNA WWAN". Also listed for: 6N0K6US.) Last checked 2026-10-23
Screen

HP 15.6-inch FHD display panel P04472-001

OEM Part Number: P04472-001
Part Specs →

HP spare part description: "SPS-RAW PANEL 15.6 FHD AG UWVA 250e".

Fit & Installation Notes:

Listed for 6 of 8 checked HP ProBook 450 G9 product numbers (6L1U6US, 7N504US, 6N0K6US, 759J3US, 78Z11US, 7K7U8US), so it is configuration-specific. HP description: "SPS-RAW PANEL 15.6 FHD AG UWVA 250e". Confirm your product number on HP PartSurfer before ordering. OEM parts list only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement
Evidence Source: https://partsurfer.hp.com/?searchtext=6L1U6US ↗ (HP PartSurfer parts list for product number 6L1U6US (HP ProBook 450 15.6 inch G9 Notebook PC (4D3X2AV)) lists P04472-001 "SPS-RAW PANEL 15.6 FHD AG UWVA 250e". Also listed for: 7N504US, 6N0K6US, 759J3US, 78Z11US, 7K7U8US.) Last checked 2026-10-23
Power Adapter

HP 741727-001 Power Adapter

OEM Part Number: 741727-001
Part Specs →

45 W HP Smart AC adapter, non-PFC; 4.5 mm barrel output

Fit & Installation Notes:

Listed for 2 of 8 checked HP ProBook 450 G9 product numbers (759J3US, 78Z11US), so it is configuration-specific. HP description: "SKO-45W ADPTR NPFC SMART RC 4.5mm NSLIM". Confirm your product number on HP PartSurfer before ordering. OEM parts list only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement
Evidence Source: https://partsurfer.hp.com/?searchtext=759J3US ↗ (HP PartSurfer parts list for product number 759J3US (HP ProBook 450 15.6 inch G9 Notebook PC (4D3X4AV)) lists 741727-001 "SKO-45W ADPTR NPFC SMART RC 4.5mm NSLIM". Also listed for: 78Z11US.) Last checked 2026-10-23
Battery

HP 3-cell 51Wh battery M73472-005

OEM Part Number: M73472-005
Part Specs →

HP spare part description: "SKO-BATT 3C51Wh 4.68Ah LI RH03051XL-PL".

Fit & Installation Notes:

Listed for 2 of 8 checked HP ProBook 450 G9 product numbers (759J3US, 78Z11US), so it is configuration-specific. HP description: "SKO-BATT 3C51Wh 4.68Ah LI RH03051XL-PL". Confirm your product number on HP PartSurfer before ordering. OEM parts list only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement
Evidence Source: https://partsurfer.hp.com/?searchtext=759J3US ↗ (HP PartSurfer parts list for product number 759J3US (HP ProBook 450 15.6 inch G9 Notebook PC (4D3X4AV)) lists M73472-005 "SKO-BATT 3C51Wh 4.68Ah LI RH03051XL-PL". Also listed for: 78Z11US.) Last checked 2026-10-23
Fan

HP cooling fan N00095-001

OEM Part Number: N00095-001
Part Specs →

HP spare part description: "SPS-FAN CPU UMA 51W AL".

Fit & Installation Notes:

Listed for 2 of 8 checked HP ProBook 450 G9 product numbers (759J3US, 78Z11US), so it is configuration-specific. HP description: "SPS-FAN CPU UMA 51W AL". Confirm your product number on HP PartSurfer before ordering. OEM parts list only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement
Evidence Source: https://partsurfer.hp.com/?searchtext=759J3US ↗ (HP PartSurfer parts list for product number 759J3US (HP ProBook 450 15.6 inch G9 Notebook PC (4D3X4AV)) lists N00095-001 "SPS-FAN CPU UMA 51W AL". Also listed for: 78Z11US.) Last checked 2026-10-23
Bottom Cover

HP bottom cover (base enclosure) N01917-001

OEM Part Number: N01917-001
Part Specs →

HP spare part description: "SPS-BASE ENCLOSURE DIS/UMA 51W".

Fit & Installation Notes:

Listed for 2 of 8 checked HP ProBook 450 G9 product numbers (759J3US, 78Z11US), so it is configuration-specific. HP description: "SPS-BASE ENCLOSURE DIS/UMA 51W". Confirm your product number on HP PartSurfer before ordering. OEM parts list only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement
Evidence Source: https://partsurfer.hp.com/?searchtext=759J3US ↗ (HP PartSurfer parts list for product number 759J3US (HP ProBook 450 15.6 inch G9 Notebook PC (4D3X4AV)) lists N01917-001 "SPS-BASE ENCLOSURE DIS/UMA 51W". Also listed for: 78Z11US.) Last checked 2026-10-23
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