HP Business Laptop

HP ProBook 640 G4

Spare part numbers for the HP ProBook 640 G4 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 (34)

Compatibility from OEM documentation, not bench-tested.

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 7 of 8 checked HP ProBook 640 G4 product numbers (4FY94US, 4LK98US, 4RH61US, 4FT98US, 4PA87US, 5XC03US, 5LH83US), 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=4FY94US ↗ (HP PartSurfer parts list for product number 4FY94US (HP ProBook 640 G4 Notebook PC) lists 710412-001 "SKO-65W ADPTR nPFC S-3P 4.5MM". Also listed for: 4LK98US, 4RH61US, 4FT98US, 4PA87US, 5XC03US, 5LH83US.) Last checked 2026-10-23
Battery

HP 3-cell 48Wh battery 931719-850

OEM Part Number: 931719-850

HP spare part description: "Battery (Primary) - 3-cell lithium-ion (Li-Ion), 4.21Ah, 48Wh CD".

Fit & Installation Notes:

Listed for 7 of 8 checked HP ProBook 640 G4 product numbers (4FY94US, 4LK98US, 4RH61US, 4FT98US, 4PA87US, 5XC03US, 5LH83US), so it is configuration-specific. HP description: "Battery (Primary) - 3-cell lithium-ion (Li-Ion), 4.21Ah, 48Wh CD". 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=4FY94US ↗ (HP PartSurfer parts list for product number 4FY94US (HP ProBook 640 G4 Notebook PC) lists 931719-850 "Battery (Primary) - 3-cell lithium-ion (Li-Ion), 4.21Ah, 48Wh CD". Also listed for: 4LK98US, 4RH61US, 4FT98US, 4PA87US, 5XC03US, 5LH83US.) Last checked 2026-10-23
RTC Battery

HP RTC (CMOS) battery L23943-001

OEM Part Number: L23943-001

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

Fit & Installation Notes:

Listed for 7 of 8 checked HP ProBook 640 G4 product numbers (4FY94US, 4LK98US, 4RH61US, 4FT98US, 4PA87US, 5XC03US, 5LH83US), 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=4FY94US ↗ (HP PartSurfer parts list for product number 4FY94US (HP ProBook 640 G4 Notebook PC) lists L23943-001 "SPS-RTC BATTERY". Also listed for: 4LK98US, 4RH61US, 4FT98US, 4PA87US, 5XC03US, 5LH83US.) Last checked 2026-10-23
Display Bezel

HP display bezel L09530-001

OEM Part Number: L09530-001

HP spare part description: "Display bezel 14 - CCD NON-TS".

Fit & Installation Notes:

Listed for 7 of 8 checked HP ProBook 640 G4 product numbers (4FY94US, 4LK98US, 4RH61US, 4FT98US, 4PA87US, 5XC03US, 5LH83US), so it is configuration-specific. HP description: "Display bezel 14 - CCD NON-TS". 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=4FY94US ↗ (HP PartSurfer parts list for product number 4FY94US (HP ProBook 640 G4 Notebook PC) lists L09530-001 "Display bezel 14 - CCD NON-TS". Also listed for: 4LK98US, 4RH61US, 4FT98US, 4PA87US, 5XC03US, 5LH83US.) Last checked 2026-10-23
Display Bezel

HP display bezel L09531-001

OEM Part Number: L09531-001

HP spare part description: "SPS-LCD BEZEL 14 - MIC NON-TS".

Fit & Installation Notes:

Listed for 7 of 8 checked HP ProBook 640 G4 product numbers (4FY94US, 4LK98US, 4RH61US, 4FT98US, 4PA87US, 5XC03US, 5LH83US), so it is configuration-specific. HP description: "SPS-LCD BEZEL 14 - MIC NON-TS". 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=4FY94US ↗ (HP PartSurfer parts list for product number 4FY94US (HP ProBook 640 G4 Notebook PC) lists L09531-001 "SPS-LCD BEZEL 14 - MIC NON-TS". Also listed for: 4LK98US, 4RH61US, 4FT98US, 4PA87US, 5XC03US, 5LH83US.) Last checked 2026-10-23
Display Bezel

HP display bezel L09555-001

OEM Part Number: L09555-001

HP spare part description: "Smart Card blank bezel 14-15".

Fit & Installation Notes:

Listed for all 8 checked HP ProBook 640 G4 product numbers. HP description: "Smart Card blank bezel 14-15". 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=4FY94US ↗ (HP PartSurfer parts list for product number 4FY94US (HP ProBook 640 G4 Notebook PC) lists L09555-001 "Smart Card blank bezel 14-15". Also listed for: 4LK98US, 4RH61US, 4LU94US, 4FT98US, 4PA87US, 5XC03US, 5LH83US.) Last checked 2026-10-23
Fingerprint Reader

HP fingerprint reader L09556-001

OEM Part Number: L09556-001

HP spare part description: "SPS-FINGERPRINT DUMMY 14-15".

Fit & Installation Notes:

Listed for all 8 checked HP ProBook 640 G4 product numbers. HP description: "SPS-FINGERPRINT DUMMY 14-15". 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=4FY94US ↗ (HP PartSurfer parts list for product number 4FY94US (HP ProBook 640 G4 Notebook PC) lists L09556-001 "SPS-FINGERPRINT DUMMY 14-15". Also listed for: 4LK98US, 4RH61US, 4LU94US, 4FT98US, 4PA87US, 5XC03US, 5LH83US.) Last checked 2026-10-23
Display Cable

HP display cable L09533-001

OEM Part Number: L09533-001

HP spare part description: "SPS-LCD CABLE 14 - NON TS".

Fit & Installation Notes:

Listed for 5 of 8 checked HP ProBook 640 G4 product numbers (4FY94US, 4FT98US, 4PA87US, 5XC03US, 5LH83US), so it is configuration-specific. HP description: "SPS-LCD CABLE 14 - NON TS". 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=4FY94US ↗ (HP PartSurfer parts list for product number 4FY94US (HP ProBook 640 G4 Notebook PC) lists L09533-001 "SPS-LCD CABLE 14 - NON TS". Also listed for: 4FT98US, 4PA87US, 5XC03US, 5LH83US.) Last checked 2026-10-23
Hinge

HP hinge cover kit L09545-001

OEM Part Number: L09545-001

HP spare part description: "SPS-HINGE COVERS 14".

Fit & Installation Notes:

Listed for 7 of 8 checked HP ProBook 640 G4 product numbers (4FY94US, 4LK98US, 4RH61US, 4FT98US, 4PA87US, 5XC03US, 5LH83US), so it is configuration-specific. HP description: "SPS-HINGE COVERS 14". 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=4FY94US ↗ (HP PartSurfer parts list for product number 4FY94US (HP ProBook 640 G4 Notebook PC) lists L09545-001 "SPS-HINGE COVERS 14". Also listed for: 4LK98US, 4RH61US, 4FT98US, 4PA87US, 5XC03US, 5LH83US.) Last checked 2026-10-23
Palmrest

HP top cover (palmrest) L09559-001

OEM Part Number: L09559-001

HP spare part description: "SPS-TOP COVER 14 PS".

Fit & Installation Notes:

Listed for 4 of 8 checked HP ProBook 640 G4 product numbers (4FY94US, 4LK98US, 4RH61US, 4PA87US), so it is configuration-specific. HP description: "SPS-TOP COVER 14 PS". 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=4FY94US ↗ (HP PartSurfer parts list for product number 4FY94US (HP ProBook 640 G4 Notebook PC) lists L09559-001 "SPS-TOP COVER 14 PS". Also listed for: 4LK98US, 4RH61US, 4PA87US.) Last checked 2026-10-23
Screen

HP 14-inch FHD display panel L13836-001

OEM Part Number: L13836-001

HP spare part description: "SPS-RAW PANEL LCD 14 FHD AG LED UWVA".

Fit & Installation Notes:

Listed for 1 of 8 checked HP ProBook 640 G4 product numbers (4FY94US), so it is configuration-specific. HP description: "SPS-RAW PANEL LCD 14 FHD AG LED UWVA". 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=4FY94US ↗ (HP PartSurfer parts list for product number 4FY94US (HP ProBook 640 G4 Notebook PC) lists L13836-001 "SPS-RAW PANEL LCD 14 FHD AG LED UWVA".) Last checked 2026-10-23
Display Back Cover

HP display back cover L09526-001

OEM Part Number: L09526-001

HP spare part description: "SPS-LCD BACK COVER 14 - NON TS".

Fit & Installation Notes:

Listed for 7 of 8 checked HP ProBook 640 G4 product numbers (4FY94US, 4LK98US, 4RH61US, 4FT98US, 4PA87US, 5XC03US, 5LH83US), so it is configuration-specific. HP description: "SPS-LCD BACK COVER 14 - NON TS". 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=4FY94US ↗ (HP PartSurfer parts list for product number 4FY94US (HP ProBook 640 G4 Notebook PC) lists L09526-001 "SPS-LCD BACK COVER 14 - NON TS". Also listed for: 4LK98US, 4RH61US, 4FT98US, 4PA87US, 5XC03US, 5LH83US.) Last checked 2026-10-23
Bottom Cover

HP bottom cover (base enclosure) L09528-001

OEM Part Number: L09528-001

HP spare part description: "SPS-BASE ENCLOSURE 14 - UMA".

Fit & Installation Notes:

Listed for 5 of 8 checked HP ProBook 640 G4 product numbers (4FY94US, 4RH61US, 4LU94US, 4PA87US, 5LH83US), so it is configuration-specific. HP description: "SPS-BASE ENCLOSURE 14 - 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=4FY94US ↗ (HP PartSurfer parts list for product number 4FY94US (HP ProBook 640 G4 Notebook PC) lists L09528-001 "SPS-BASE ENCLOSURE 14 - UMA". Also listed for: 4RH61US, 4LU94US, 4PA87US, 5LH83US.) Last checked 2026-10-23
Fan

HP cooling fan L09535-001

OEM Part Number: L09535-001

HP spare part description: "SPS-FAN 14".

Fit & Installation Notes:

Listed for all 8 checked HP ProBook 640 G4 product numbers. HP description: "SPS-FAN 14". 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=4FY94US ↗ (HP PartSurfer parts list for product number 4FY94US (HP ProBook 640 G4 Notebook PC) lists L09535-001 "SPS-FAN 14". Also listed for: 4LK98US, 4RH61US, 4LU94US, 4FT98US, 4PA87US, 5XC03US, 5LH83US.) Last checked 2026-10-23
Heat Sink

HP heat sink L09537-001

OEM Part Number: L09537-001

HP spare part description: "SPS-HEATSINK UMA 14".

Fit & Installation Notes:

Listed for 5 of 8 checked HP ProBook 640 G4 product numbers (4FY94US, 4RH61US, 4LU94US, 4PA87US, 5LH83US), so it is configuration-specific. HP description: "SPS-HEATSINK UMA 14". 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=4FY94US ↗ (HP PartSurfer parts list for product number 4FY94US (HP ProBook 640 G4 Notebook PC) lists L09537-001 "SPS-HEATSINK UMA 14". Also listed for: 4RH61US, 4LU94US, 4PA87US, 5LH83US.) Last checked 2026-10-23
Hinge

HP hinge part L09544-001

OEM Part Number: L09544-001

HP spare part description: "SPS-HINGE KIT 14 - NON TS".

Fit & Installation Notes:

Listed for 7 of 8 checked HP ProBook 640 G4 product numbers (4FY94US, 4LK98US, 4RH61US, 4FT98US, 4PA87US, 5XC03US, 5LH83US), so it is configuration-specific. HP description: "SPS-HINGE KIT 14 - NON TS". 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=4FY94US ↗ (HP PartSurfer parts list for product number 4FY94US (HP ProBook 640 G4 Notebook PC) lists L09544-001 "SPS-HINGE KIT 14 - NON TS". Also listed for: 4LK98US, 4RH61US, 4FT98US, 4PA87US, 5XC03US, 5LH83US.) Last checked 2026-10-23
Keyboard

HP backlit keyboard (US) L09548-001

OEM Part Number: L09548-001

HP spare part description: "SPS-KBD CP+PS BL SR 14 - US".

Fit & Installation Notes:

Listed for 2 of 8 checked HP ProBook 640 G4 product numbers (4FY94US, 4PA87US), so it is configuration-specific. HP description: "SPS-KBD CP+PS BL SR 14 - 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=4FY94US ↗ (HP PartSurfer parts list for product number 4FY94US (HP ProBook 640 G4 Notebook PC) lists L09548-001 "SPS-KBD CP+PS BL SR 14 - US". Also listed for: 4PA87US.) Last checked 2026-10-23
Camera

HP webcam shutter kit L09542-001

OEM Part Number: L09542-001

HP spare part description: "Camera shutter 14-15".

Fit & Installation Notes:

Listed for all 8 checked HP ProBook 640 G4 product numbers. HP description: "Camera shutter 14-15". 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=4FY94US ↗ (HP PartSurfer parts list for product number 4FY94US (HP ProBook 640 G4 Notebook PC) lists L09542-001 "Camera shutter 14-15". Also listed for: 4LK98US, 4RH61US, 4LU94US, 4FT98US, 4PA87US, 5XC03US, 5LH83US.) Last checked 2026-10-23
Speakers

HP speaker kit L09558-001

OEM Part Number: L09558-001

HP spare part description: "Speaker assembly".

Fit & Installation Notes:

Listed for all 8 checked HP ProBook 640 G4 product numbers. HP description: "Speaker assembly". 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=4FY94US ↗ (HP PartSurfer parts list for product number 4FY94US (HP ProBook 640 G4 Notebook PC) lists L09558-001 "Speaker assembly". Also listed for: 4LK98US, 4RH61US, 4LU94US, 4FT98US, 4PA87US, 5XC03US, 5LH83US.) Last checked 2026-10-23
Touchpad

HP touchpad L09562-001

OEM Part Number: L09562-001

HP spare part description: "TOUCHPAD MODULE PS W/NFC ANTENNA 14".

Fit & Installation Notes:

Listed for all 8 checked HP ProBook 640 G4 product numbers. HP description: "TOUCHPAD MODULE PS W/NFC ANTENNA 14". 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=4FY94US ↗ (HP PartSurfer parts list for product number 4FY94US (HP ProBook 640 G4 Notebook PC) lists L09562-001 "TOUCHPAD MODULE PS W/NFC ANTENNA 14". Also listed for: 4LK98US, 4RH61US, 4LU94US, 4FT98US, 4PA87US, 5XC03US, 5LH83US.) Last checked 2026-10-23
Screen

HP 14-inch FHD display panel L12814-001

OEM Part Number: L12814-001

HP spare part description: "SPS-RAW PANEL LCD 14 FHD AG LED UWVA".

Fit & Installation Notes:

Listed for 1 of 8 checked HP ProBook 640 G4 product numbers (4FY94US), so it is configuration-specific. HP description: "SPS-RAW PANEL LCD 14 FHD AG LED UWVA". 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=4FY94US ↗ (HP PartSurfer parts list for product number 4FY94US (HP ProBook 640 G4 Notebook PC) lists L12814-001 "SPS-RAW PANEL LCD 14 FHD AG LED UWVA".) Last checked 2026-10-23
Display Cable

HP display cable L23637-001

OEM Part Number: L23637-001

HP spare part description: "SPS-LCD CABLE 14 - PVCY".

Fit & Installation Notes:

Listed for 2 of 8 checked HP ProBook 640 G4 product numbers (4LK98US, 4RH61US), so it is configuration-specific. HP description: "SPS-LCD CABLE 14 - 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=4LK98US ↗ (HP PartSurfer parts list for product number 4LK98US (HP ProBook 640 G4 Notebook PC) lists L23637-001 "SPS-LCD CABLE 14 - PVCY". Also listed for: 4RH61US.) Last checked 2026-10-23

HP spare part description: "14-inch raw display panel - LCD FHD AG LED UWVA PVCY".

Fit & Installation Notes:

Listed for 2 of 8 checked HP ProBook 640 G4 product numbers (4LK98US, 4RH61US), so it is configuration-specific. HP description: "14-inch raw display panel - LCD FHD AG LED UWVA 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=4LK98US ↗ (HP PartSurfer parts list for product number 4LK98US (HP ProBook 640 G4 Notebook PC) lists L13834-001 "14-inch raw display panel - LCD FHD AG LED UWVA PVCY". Also listed for: 4RH61US.) Last checked 2026-10-23
Bottom Cover

HP bottom cover (base enclosure) L09527-001

OEM Part Number: L09527-001

HP spare part description: "SPS-BASE ENCLOSURE 14 - DSC".

Fit & Installation Notes:

Listed for 3 of 8 checked HP ProBook 640 G4 product numbers (4LK98US, 4FT98US, 5XC03US), so it is configuration-specific. HP description: "SPS-BASE ENCLOSURE 14 - 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=4LK98US ↗ (HP PartSurfer parts list for product number 4LK98US (HP ProBook 640 G4 Notebook PC) lists L09527-001 "SPS-BASE ENCLOSURE 14 - DSC". Also listed for: 4FT98US, 5XC03US.) Last checked 2026-10-23
Heat Sink

HP heat sink L09536-001

OEM Part Number: L09536-001

HP spare part description: "Heatsink - Discrete 14".

Fit & Installation Notes:

Listed for 3 of 8 checked HP ProBook 640 G4 product numbers (4LK98US, 4FT98US, 5XC03US), so it is configuration-specific. HP description: "Heatsink - Discrete 14". 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=4LK98US ↗ (HP PartSurfer parts list for product number 4LK98US (HP ProBook 640 G4 Notebook PC) lists L09536-001 "Heatsink - Discrete 14". Also listed for: 4FT98US, 5XC03US.) Last checked 2026-10-23
Keyboard

HP backlit privacy keyboard (US) L09549-001

OEM Part Number: L09549-001

HP spare part description: "SPS-KBD CP+PS BL SR PVCY 14 - US".

Fit & Installation Notes:

Listed for 2 of 8 checked HP ProBook 640 G4 product numbers (4LK98US, 4RH61US), so it is configuration-specific. HP description: "SPS-KBD CP+PS BL SR PVCY 14 - 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=4LK98US ↗ (HP PartSurfer parts list for product number 4LK98US (HP ProBook 640 G4 Notebook PC) lists L09549-001 "SPS-KBD CP+PS BL SR PVCY 14 - US". Also listed for: 4RH61US.) Last checked 2026-10-23
Camera

HP webcam L23432-001

OEM Part Number: L23432-001

HP spare part description: "SPS-WEBCAM".

Fit & Installation Notes:

Listed for 6 of 8 checked HP ProBook 640 G4 product numbers (4LK98US, 4RH61US, 4FT98US, 4PA87US, 5XC03US, 5LH83US), so it is configuration-specific. HP description: "SPS-WEBCAM". 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=4LK98US ↗ (HP PartSurfer parts list for product number 4LK98US (HP ProBook 640 G4 Notebook PC) lists L23432-001 "SPS-WEBCAM". Also listed for: 4RH61US, 4FT98US, 4PA87US, 5XC03US, 5LH83US.) 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 640 G4 product numbers (4LU94US), 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=4LU94US ↗ (HP PartSurfer parts list for product number 4LU94US (HP ProBook 640 G4 Notebook PC) lists 741727-001 "SKO-45W ADPTR NPFC SMART RC 4.5mm NSLIM".) Last checked 2026-10-23
RTC Battery

HP RTC (CMOS) battery 857798-001

OEM Part Number: 857798-001

HP spare part description: "ASSY, RTC BATTERY".

Fit & Installation Notes:

Listed for 1 of 8 checked HP ProBook 640 G4 product numbers (4LU94US), so it is configuration-specific. HP description: "ASSY, 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=4LU94US ↗ (HP PartSurfer parts list for product number 4LU94US (HP ProBook 640 G4 Notebook PC) lists 857798-001 "ASSY, RTC BATTERY".) Last checked 2026-10-23
Palmrest

HP top cover (palmrest) L09560-001

OEM Part Number: L09560-001

HP spare part description: "SPS-TOP COVER 14 NON-PS".

Fit & Installation Notes:

Listed for 3 of 8 checked HP ProBook 640 G4 product numbers (4FT98US, 5XC03US, 5LH83US), so it is configuration-specific. HP description: "SPS-TOP COVER 14 NON-PS". 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=4FT98US ↗ (HP PartSurfer parts list for product number 4FT98US (HP ProBook 640 G4 Notebook PC) lists L09560-001 "SPS-TOP COVER 14 NON-PS". Also listed for: 5XC03US, 5LH83US.) Last checked 2026-10-23
Screen

HP 14-inch HD display panel L13835-001

OEM Part Number: L13835-001

HP spare part description: "14-inch raw display panel - HD AG LED SVA".

Fit & Installation Notes:

Listed for 4 of 8 checked HP ProBook 640 G4 product numbers (4FT98US, 4PA87US, 5XC03US, 5LH83US), so it is configuration-specific. HP description: "14-inch raw display panel - HD AG LED SVA". 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=4FT98US ↗ (HP PartSurfer parts list for product number 4FT98US (HP ProBook 640 G4 Notebook PC) lists L13835-001 "14-inch raw display panel - HD AG LED SVA". Also listed for: 4PA87US, 5XC03US, 5LH83US.) Last checked 2026-10-23
Keyboard

HP keyboard (US) L09547-001

OEM Part Number: L09547-001

HP spare part description: "SPS-KBD CP SR 14 - US".

Fit & Installation Notes:

Listed for 3 of 8 checked HP ProBook 640 G4 product numbers (4FT98US, 5XC03US, 5LH83US), so it is configuration-specific. HP description: "SPS-KBD CP SR 14 - 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=4FT98US ↗ (HP PartSurfer parts list for product number 4FT98US (HP ProBook 640 G4 Notebook PC) lists L09547-001 "SPS-KBD CP SR 14 - US". Also listed for: 5XC03US, 5LH83US.) Last checked 2026-10-23
Touchpad

HP touchpad L23126-001

OEM Part Number: L23126-001

HP spare part description: "TOUCHPAD MODULE NPS 14".

Fit & Installation Notes:

Listed for 3 of 8 checked HP ProBook 640 G4 product numbers (4FT98US, 5XC03US, 5LH83US), so it is configuration-specific. HP description: "TOUCHPAD MODULE NPS 14". 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=4FT98US ↗ (HP PartSurfer parts list for product number 4FT98US (HP ProBook 640 G4 Notebook PC) lists L23126-001 "TOUCHPAD MODULE NPS 14". Also listed for: 5XC03US, 5LH83US.) Last checked 2026-10-23
Touchpad

HP touchpad L23127-001

OEM Part Number: L23127-001

HP spare part description: "TOUCHPAD MODULE NPS W/NFC ANTENNA 14".

Fit & Installation Notes:

Listed for 3 of 8 checked HP ProBook 640 G4 product numbers (4FT98US, 5XC03US, 5LH83US), so it is configuration-specific. HP description: "TOUCHPAD MODULE NPS W/NFC ANTENNA 14". 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=4FT98US ↗ (HP PartSurfer parts list for product number 4FT98US (HP ProBook 640 G4 Notebook PC) lists L23127-001 "TOUCHPAD MODULE NPS W/NFC ANTENNA 14". Also listed for: 5XC03US, 5LH83US.) Last checked 2026-10-23
Repair & Bulk Parts Questions

Need a Repair or Bulk Parts Quote?

Repair and bulk parts quotes are not available online yet. Email us with your laptop model and part number.