HP Business Laptop

HP ProBook 450 G8

Spare part numbers for the HP ProBook 450 G8 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.

Compatible Replacement Parts (28)

Compatibility from OEM documentation, not bench-tested.

Power Adapter

HP L67440-001 Power Adapter

OEM Part Number: L67440-001

65 W USB-C adapter, non-PFC, 1.8 m cable

Fit & Installation Notes:

Listed for 2 of 8 checked HP ProBook 450 G8 product numbers (3A3G5US, 361Q9US), so it is configuration-specific. HP description: "SKO-65W ADPTR, nPFC, USB-C 1.8m, Ceto". 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=3A3G5US ↗ (HP PartSurfer parts list for product number 3A3G5US (HP ProBook 450 G8 Notebook PC (1A892AV)) lists L67440-001 "SKO-65W ADPTR, nPFC, USB-C 1.8m, Ceto". Also listed for: 361Q9US.) Last checked 2026-10-23
Battery

HP 3-cell 45Wh battery M02027-005

OEM Part Number: M02027-005

HP spare part description: "SKO-BATT 3C 45Wh 3.95Ah LI RH03045XL-PL".

Fit & Installation Notes:

Listed for all 8 checked HP ProBook 450 G8 product numbers. HP description: "SKO-BATT 3C 45Wh 3.95Ah LI RH03045XL-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=3A3G5US ↗ (HP PartSurfer parts list for product number 3A3G5US (HP ProBook 450 G8 Notebook PC (1A892AV)) lists M02027-005 "SKO-BATT 3C 45Wh 3.95Ah LI RH03045XL-PL". Also listed for: 4J4R7US, 2Z2A0US, 38X32US, 64Y01US, 46Q32US, 3F7P3US, 361Q9US.) Last checked 2026-10-23
Heat Sink

HP heat sink M21716-001

OEM Part Number: M21716-001

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

Fit & Installation Notes:

Listed for 7 of 8 checked HP ProBook 450 G8 product numbers (3A3G5US, 4J4R7US, 2Z2A0US, 38X32US, 64Y01US, 46Q32US, 3F7P3US), so it is configuration-specific. 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=3A3G5US ↗ (HP PartSurfer parts list for product number 3A3G5US (HP ProBook 450 G8 Notebook PC (1A892AV)) lists M21716-001 "SPS-HEATSINK UMA". Also listed for: 4J4R7US, 2Z2A0US, 38X32US, 64Y01US, 46Q32US, 3F7P3US.) Last checked 2026-10-23
Fan

HP cooling fan M21718-001

OEM Part Number: M21718-001

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

Fit & Installation Notes:

Listed for 7 of 8 checked HP ProBook 450 G8 product numbers (3A3G5US, 4J4R7US, 2Z2A0US, 38X32US, 64Y01US, 46Q32US, 3F7P3US), 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=3A3G5US ↗ (HP PartSurfer parts list for product number 3A3G5US (HP ProBook 450 G8 Notebook PC (1A892AV)) lists M21718-001 "SPS-FAN UMA". Also listed for: 4J4R7US, 2Z2A0US, 38X32US, 64Y01US, 46Q32US, 3F7P3US.) Last checked 2026-10-23
Bottom Cover

HP bottom cover (base enclosure) M21720-001

OEM Part Number: M21720-001

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

Fit & Installation Notes:

Listed for 7 of 8 checked HP ProBook 450 G8 product numbers (3A3G5US, 4J4R7US, 2Z2A0US, 38X32US, 64Y01US, 46Q32US, 3F7P3US), 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=3A3G5US ↗ (HP PartSurfer parts list for product number 3A3G5US (HP ProBook 450 G8 Notebook PC (1A892AV)) lists M21720-001 "SPS-BASE ENCLOSURE UMA". Also listed for: 4J4R7US, 2Z2A0US, 38X32US, 64Y01US, 46Q32US, 3F7P3US.) Last checked 2026-10-23
Speakers

HP speaker kit M21723-001

OEM Part Number: M21723-001

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

Fit & Installation Notes:

Listed for all 8 checked HP ProBook 450 G8 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=3A3G5US ↗ (HP PartSurfer parts list for product number 3A3G5US (HP ProBook 450 G8 Notebook PC (1A892AV)) lists M21723-001 "SPS-SPEAKER KIT". Also listed for: 4J4R7US, 2Z2A0US, 38X32US, 64Y01US, 46Q32US, 3F7P3US, 361Q9US.) Last checked 2026-10-23
Fingerprint Reader

HP fingerprint reader M21724-001

OEM Part Number: M21724-001

HP spare part description: "SPS-FINGERPRINTER".

Fit & Installation Notes:

Listed for 3 of 8 checked HP ProBook 450 G8 product numbers (3A3G5US, 2Z2A0US, 38X32US), so it is configuration-specific. HP description: "SPS-FINGERPRINTER". 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=3A3G5US ↗ (HP PartSurfer parts list for product number 3A3G5US (HP ProBook 450 G8 Notebook PC (1A892AV)) lists M21724-001 "SPS-FINGERPRINTER". Also listed for: 2Z2A0US, 38X32US.) Last checked 2026-10-23
DC-in / Charging port

HP DC-in connector M21725-001

OEM Part Number: M21725-001

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

Fit & Installation Notes:

Listed for all 8 checked HP ProBook 450 G8 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=3A3G5US ↗ (HP PartSurfer parts list for product number 3A3G5US (HP ProBook 450 G8 Notebook PC (1A892AV)) lists M21725-001 "SPS-DC IN". Also listed for: 4J4R7US, 2Z2A0US, 38X32US, 64Y01US, 46Q32US, 3F7P3US, 361Q9US.) Last checked 2026-10-23
Hinge

HP hinge part M21732-001

OEM Part Number: M21732-001

HP spare part description: "SPS-HINGES".

Fit & Installation Notes:

Listed for all 8 checked HP ProBook 450 G8 product numbers. HP description: "SPS-HINGES". 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=3A3G5US ↗ (HP PartSurfer parts list for product number 3A3G5US (HP ProBook 450 G8 Notebook PC (1A892AV)) lists M21732-001 "SPS-HINGES". Also listed for: 4J4R7US, 2Z2A0US, 38X32US, 64Y01US, 46Q32US, 3F7P3US, 361Q9US.) Last checked 2026-10-23
Display Cable

HP display cable M21733-001

OEM Part Number: M21733-001

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

Fit & Installation Notes:

Listed for all 8 checked HP ProBook 450 G8 product numbers. HP description: "SPS-LCD CABLE 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=3A3G5US ↗ (HP PartSurfer parts list for product number 3A3G5US (HP ProBook 450 G8 Notebook PC (1A892AV)) lists M21733-001 "SPS-LCD CABLE KIT". Also listed for: 4J4R7US, 2Z2A0US, 38X32US, 64Y01US, 46Q32US, 3F7P3US, 361Q9US.) Last checked 2026-10-23
Screen

HP 15.6-inch FHD display panel M21737-001

OEM Part Number: M21737-001

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

Fit & Installation Notes:

Listed for 7 of 8 checked HP ProBook 450 G8 product numbers (3A3G5US, 4J4R7US, 38X32US, 64Y01US, 46Q32US, 3F7P3US, 361Q9US), so it is configuration-specific. HP description: "SPS-RAW PANEL 15.6 FHD AG UWVA 250n". 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=3A3G5US ↗ (HP PartSurfer parts list for product number 3A3G5US (HP ProBook 450 G8 Notebook PC (1A892AV)) lists M21737-001 "SPS-RAW PANEL 15.6 FHD AG UWVA 250n". Also listed for: 4J4R7US, 38X32US, 64Y01US, 46Q32US, 3F7P3US, 361Q9US.) Last checked 2026-10-23
Keyboard

HP top cover with keyboard (US) M21740-001

OEM Part Number: M21740-001

HP spare part description: "SPS-TOPCOVER W/KB CP num US".

Fit & Installation Notes:

Listed for 3 of 8 checked HP ProBook 450 G8 product numbers (3A3G5US, 4J4R7US, 38X32US), so it is configuration-specific. HP description: "SPS-TOPCOVER W/KB CP num US". 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=3A3G5US ↗ (HP PartSurfer parts list for product number 3A3G5US (HP ProBook 450 G8 Notebook PC (1A892AV)) lists M21740-001 "SPS-TOPCOVER W/KB CP num US". Also listed for: 4J4R7US, 38X32US.) Last checked 2026-10-23
Display Back Cover

HP display back cover M21987-001

OEM Part Number: M21987-001

HP spare part description: "SPS-LCD BACK COVER WLAN 250N 15".

Fit & Installation Notes:

Listed for 7 of 8 checked HP ProBook 450 G8 product numbers (3A3G5US, 4J4R7US, 38X32US, 64Y01US, 46Q32US, 3F7P3US, 361Q9US), so it is configuration-specific. HP description: "SPS-LCD BACK COVER WLAN 250N 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=3A3G5US ↗ (HP PartSurfer parts list for product number 3A3G5US (HP ProBook 450 G8 Notebook PC (1A892AV)) lists M21987-001 "SPS-LCD BACK COVER WLAN 250N 15". Also listed for: 4J4R7US, 38X32US, 64Y01US, 46Q32US, 3F7P3US, 361Q9US.) Last checked 2026-10-23
Display Bezel

HP display bezel M21992-001

OEM Part Number: M21992-001

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

Fit & Installation Notes:

Listed for all 8 checked HP ProBook 450 G8 product numbers. 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=3A3G5US ↗ (HP PartSurfer parts list for product number 3A3G5US (HP ProBook 450 G8 Notebook PC (1A892AV)) lists M21992-001 "SPS-BEZEL LCD FHD CAM HD". Also listed for: 4J4R7US, 2Z2A0US, 38X32US, 64Y01US, 46Q32US, 3F7P3US, 361Q9US.) Last checked 2026-10-23
Touchpad

HP touchpad M21999-001

OEM Part Number: M21999-001

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

Fit & Installation Notes:

Listed for all 8 checked HP ProBook 450 G8 product numbers. HP description: "SPS-TOUCHPAD 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=3A3G5US ↗ (HP PartSurfer parts list for product number 3A3G5US (HP ProBook 450 G8 Notebook PC (1A892AV)) lists M21999-001 "SPS-TOUCHPAD 15". Also listed for: 4J4R7US, 2Z2A0US, 38X32US, 64Y01US, 46Q32US, 3F7P3US, 361Q9US.) Last checked 2026-10-23
Camera

HP webcam M29583-001

OEM Part Number: M29583-001

HP spare part description: "SPS-WEBCAM HD 15".

Fit & Installation Notes:

Listed for all 8 checked HP ProBook 450 G8 product numbers. HP description: "SPS-WEBCAM HD 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=3A3G5US ↗ (HP PartSurfer parts list for product number 3A3G5US (HP ProBook 450 G8 Notebook PC (1A892AV)) lists M29583-001 "SPS-WEBCAM HD 15". Also listed for: 4J4R7US, 2Z2A0US, 38X32US, 64Y01US, 46Q32US, 3F7P3US, 361Q9US.) Last checked 2026-10-23
RTC Battery

HP RTC (CMOS) battery M34737-001

OEM Part Number: M34737-001

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

Fit & Installation Notes:

Listed for 7 of 8 checked HP ProBook 450 G8 product numbers (3A3G5US, 4J4R7US, 2Z2A0US, 38X32US, 64Y01US, 46Q32US, 3F7P3US), so it is configuration-specific. 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=3A3G5US ↗ (HP PartSurfer parts list for product number 3A3G5US (HP ProBook 450 G8 Notebook PC (1A892AV)) lists M34737-001 "SPS-RTC BATTERY". Also listed for: 4J4R7US, 2Z2A0US, 38X32US, 64Y01US, 46Q32US, 3F7P3US.) Last checked 2026-10-23
Power Adapter

HP 710412-001 Power Adapter

OEM Part Number: 710412-001

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

Fit & Installation Notes:

Listed for 4 of 8 checked HP ProBook 450 G8 product numbers (4J4R7US, 2Z2A0US, 38X32US, 3F7P3US), 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=4J4R7US ↗ (HP PartSurfer parts list for product number 4J4R7US (HP ProBook 450 G8 Notebook PC (1A892AV)) lists 710412-001 "SKO-65W ADPTR nPFC S-3P 4.5MM". Also listed for: 2Z2A0US, 38X32US, 3F7P3US.) Last checked 2026-10-23

HP spare part description: "SPS-PANEL KIT 15.6 FHD AG UWVA bent PVCY".

Fit & Installation Notes:

Listed for 1 of 8 checked HP ProBook 450 G8 product numbers (2Z2A0US), so it is configuration-specific. HP description: "SPS-PANEL KIT 15.6 FHD AG UWVA bent PVCY". 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=2Z2A0US ↗ (HP PartSurfer parts list for product number 2Z2A0US (HP ProBook 450 G8 Notebook PC (1A893AV)) lists M21739-001 "SPS-PANEL KIT 15.6 FHD AG UWVA bent PVCY".) Last checked 2026-10-23

HP spare part description: "SPS-TOPCOVER W/KB CP BL num PVCY US".

Fit & Installation Notes:

Listed for 1 of 8 checked HP ProBook 450 G8 product numbers (2Z2A0US), so it is configuration-specific. HP description: "SPS-TOPCOVER W/KB CP BL num PVCY US". 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=2Z2A0US ↗ (HP PartSurfer parts list for product number 2Z2A0US (HP ProBook 450 G8 Notebook PC (1A893AV)) lists M21741-001 "SPS-TOPCOVER W/KB CP BL num PVCY US".) Last checked 2026-10-23
Display Back Cover

HP display back cover M21989-001

OEM Part Number: M21989-001

HP spare part description: "SPS-LCD BACK COVER WLAN 400N 15".

Fit & Installation Notes:

Listed for 1 of 8 checked HP ProBook 450 G8 product numbers (2Z2A0US), so it is configuration-specific. HP description: "SPS-LCD BACK COVER WLAN 400N 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=2Z2A0US ↗ (HP PartSurfer parts list for product number 2Z2A0US (HP ProBook 450 G8 Notebook PC (1A893AV)) lists M21989-001 "SPS-LCD BACK COVER WLAN 400N 15".) Last checked 2026-10-23
Power Adapter

HP 45W USB-C AC adapter

OEM Part Number: L43407-001

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 G8 product numbers (64Y01US), 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=64Y01US ↗ (HP PartSurfer parts list for product number 64Y01US (HP ProBook 450 G8 Notebook PC (464P0AV)) lists L43407-001 "45W adapter - nPFC, USB-C connector, 1.8m long".) Last checked 2026-10-23
Keyboard

HP top cover with keyboard (US) M78508-001

OEM Part Number: M78508-001

HP spare part description: "SPS-TOPCOVER W/KB CP NoSD US".

Fit & Installation Notes:

Listed for 1 of 8 checked HP ProBook 450 G8 product numbers (64Y01US), so it is configuration-specific. HP description: "SPS-TOPCOVER W/KB CP NoSD US". 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=64Y01US ↗ (HP PartSurfer parts list for product number 64Y01US (HP ProBook 450 G8 Notebook PC (464P0AV)) lists M78508-001 "SPS-TOPCOVER W/KB CP NoSD US".) Last checked 2026-10-23
Power Adapter

HP 741727-001 Power Adapter

OEM Part Number: 741727-001

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

Fit & Installation Notes:

Listed for 1 of 8 checked HP ProBook 450 G8 product numbers (46Q32US), 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=46Q32US ↗ (HP PartSurfer parts list for product number 46Q32US (HP ProBook 450 G8 Notebook PC (1A895AV)) lists 741727-001 "SKO-45W ADPTR NPFC SMART RC 4.5mm NSLIM".) Last checked 2026-10-23

HP spare part description: "SPS-TOPCOVER W/KB CP BL num US".

Fit & Installation Notes:

Listed for 3 of 8 checked HP ProBook 450 G8 product numbers (46Q32US, 3F7P3US, 361Q9US), so it is configuration-specific. HP description: "SPS-TOPCOVER W/KB CP BL num US". 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=46Q32US ↗ (HP PartSurfer parts list for product number 46Q32US (HP ProBook 450 G8 Notebook PC (1A895AV)) lists M21742-001 "SPS-TOPCOVER W/KB CP BL num US". Also listed for: 3F7P3US, 361Q9US.) Last checked 2026-10-23
Heat Sink

HP heat sink M21717-001

OEM Part Number: M21717-001

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

Fit & Installation Notes:

Listed for 1 of 8 checked HP ProBook 450 G8 product numbers (361Q9US), so it is configuration-specific. HP description: "SPS-HEATSINK DSC". 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=361Q9US ↗ (HP PartSurfer parts list for product number 361Q9US (HP ProBook 450 G8 Notebook PC (1A886AV)) lists M21717-001 "SPS-HEATSINK DSC".) Last checked 2026-10-23
Fan

HP cooling fan M21719-001

OEM Part Number: M21719-001

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

Fit & Installation Notes:

Listed for 1 of 8 checked HP ProBook 450 G8 product numbers (361Q9US), so it is configuration-specific. HP description: "SPS-FAN DSC". 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=361Q9US ↗ (HP PartSurfer parts list for product number 361Q9US (HP ProBook 450 G8 Notebook PC (1A886AV)) lists M21719-001 "SPS-FAN DSC".) Last checked 2026-10-23
Bottom Cover

HP bottom cover (base enclosure) M21721-001

OEM Part Number: M21721-001

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

Fit & Installation Notes:

Listed for 1 of 8 checked HP ProBook 450 G8 product numbers (361Q9US), so it is configuration-specific. HP description: "SPS-BASE ENCLOSURE DSC". 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=361Q9US ↗ (HP PartSurfer parts list for product number 361Q9US (HP ProBook 450 G8 Notebook PC (1A886AV)) lists M21721-001 "SPS-BASE ENCLOSURE DSC".) Last checked 2026-10-23
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