Name: HP ProBook 455 G9
Brand: HP

Keyboard

HP US backlit keyboard/top cover

OEM Part Number: N01933-001

Part Specs →

HP US backlit keyboard/top cover. Documented OEM replacement; see each fit for configuration limits.

Fit & Installation Notes:

United States layout; backlit. OEM documentation only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement

Evidence Source: https://kaas.hpcloud.hp.com/pdf-public/pdf_12000656_en-US-1.pdf ↗ (HP ProBook 455 15.6 inch G9 Notebook PC Maintenance and Service Guide (N03554-001), PDF p30, Table 3-1 Computer major component item 2: "Top cover with keyboard - Backlit (N01933-001; -001 = United States per HP country-code table)".) Last checked 2026-10-27

Keyboard

HP US non-backlit keyboard/top cover

OEM Part Number: N01934-001

Part Specs →

HP US non-backlit keyboard/top cover. Documented OEM replacement; see each fit for configuration limits.

Fit & Installation Notes:

United States layout; not backlit. OEM documentation only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement

Evidence Source: https://kaas.hpcloud.hp.com/pdf-public/pdf_12000656_en-US-1.pdf ↗ (HP ProBook 455 15.6 inch G9 Notebook PC Maintenance and Service Guide (N03554-001), PDF p30, Table 3-1 Computer major component item 2: "Top cover with keyboard - Not backlit (N01934-001; -001 = United States per HP country-code table)".) Last checked 2026-10-27

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:

OEM documentation only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement

Evidence Source: https://kaas.hpcloud.hp.com/pdf-public/pdf_12000656_en-US-1.pdf ↗ (HP ProBook 455 15.6 inch G9 Notebook PC Maintenance and Service Guide (N03554-001), PDF p30, Table 3-1 Computer major component item 3: "Power connector cable".) Last checked 2026-10-27

Touchpad

HP touchpad M21999-001

OEM Part Number: M21999-001

Part Specs →

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

Fit & Installation Notes:

The touchpad cable is in Cable Kit N01914-001. OEM documentation only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement

Evidence Source: https://kaas.hpcloud.hp.com/pdf-public/pdf_12000656_en-US-1.pdf ↗ (HP ProBook 455 15.6 inch G9 Notebook PC Maintenance and Service Guide (N03554-001), PDF p30, Table 3-1 Computer major component item 4: "Touchpad".) Last checked 2026-10-27

Speakers

HP speaker kit M21723-001

OEM Part Number: M21723-001

Part Specs →

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

Fit & Installation Notes:

OEM documentation only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement

Evidence Source: https://kaas.hpcloud.hp.com/pdf-public/pdf_12000656_en-US-1.pdf ↗ (HP ProBook 455 15.6 inch G9 Notebook PC Maintenance and Service Guide (N03554-001), PDF p30, Table 3-1 Computer major component item 5: "Speaker".) Last checked 2026-10-27

Heat Sink

HP heat sink with thermal material

OEM Part Number: M47406-001

Part Specs →

HP heat sink with thermal material. Documented OEM replacement; see each fit for configuration limits.

Fit & Installation Notes:

OEM documentation only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement

Evidence Source: https://kaas.hpcloud.hp.com/pdf-public/pdf_12000656_en-US-1.pdf ↗ (HP ProBook 455 15.6 inch G9 Notebook PC Maintenance and Service Guide (N03554-001), PDF p30, Table 3-1 Computer major component item 7: "Heat sink (includes replacement thermal material)".) Last checked 2026-10-27

Fan

HP cooling fan M21718-001

OEM Part Number: M21718-001

Part Specs →

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

Fit & Installation Notes:

42 W models. OEM documentation only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement

Evidence Source: https://kaas.hpcloud.hp.com/pdf-public/pdf_12000656_en-US-1.pdf ↗ (HP ProBook 455 15.6 inch G9 Notebook PC Maintenance and Service Guide (N03554-001), PDF p30, Table 3-1 Computer major component item 8: "Fan - For use in 42 W models".) Last checked 2026-10-27

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:

51 W models. OEM documentation only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement

Evidence Source: https://kaas.hpcloud.hp.com/pdf-public/pdf_12000656_en-US-1.pdf ↗ (HP ProBook 455 15.6 inch G9 Notebook PC Maintenance and Service Guide (N03554-001), PDF p30, Table 3-1 Computer major component item 8: "Fan - For use in 51 W models".) Last checked 2026-10-27

I/O Board

HP I/O board

OEM Part Number: N01502-001

Part Specs →

HP I/O board. Documented OEM replacement; see each fit for configuration limits.

Fit & Installation Notes:

I/O board cables are in Cable Kit N01915-001. OEM documentation only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement

Evidence Source: https://kaas.hpcloud.hp.com/pdf-public/pdf_12000656_en-US-1.pdf ↗ (HP ProBook 455 15.6 inch G9 Notebook PC Maintenance and Service Guide (N03554-001), PDF p30, Table 3-1 Computer major component item 9: "I/O board".) Last checked 2026-10-27

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:

OEM documentation only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement

Evidence Source: https://kaas.hpcloud.hp.com/pdf-public/pdf_12000656_en-US-1.pdf ↗ (HP ProBook 455 15.6 inch G9 Notebook PC Maintenance and Service Guide (N03554-001), PDF p30, Table 3-1 Computer major component item 10: "Battery - 3 cell, 51 Wh".) Last checked 2026-10-27

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:

OEM documentation only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement

Evidence Source: https://kaas.hpcloud.hp.com/pdf-public/pdf_12000656_en-US-1.pdf ↗ (HP ProBook 455 15.6 inch G9 Notebook PC Maintenance and Service Guide (N03554-001), PDF p30, Table 3-1 Computer major component item 10: "Battery - 3 cell, 42 Wh".) Last checked 2026-10-27

Bottom Cover

HP bottom cover (base enclosure) N00121-001

OEM Part Number: N00121-001

Part Specs →

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

Fit & Installation Notes:

Models with a 51 Wh battery. OEM documentation only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement

Evidence Source: https://kaas.hpcloud.hp.com/pdf-public/pdf_12000656_en-US-1.pdf ↗ (HP ProBook 455 15.6 inch G9 Notebook PC Maintenance and Service Guide (N03554-001), PDF p30, Table 3-1 Computer major component item 11: "Bottom cover - For use in models with a 51 Wh battery".) Last checked 2026-10-27

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:

Models with a 42 Wh battery. OEM documentation only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement

Evidence Source: https://kaas.hpcloud.hp.com/pdf-public/pdf_12000656_en-US-1.pdf ↗ (HP ProBook 455 15.6 inch G9 Notebook PC Maintenance and Service Guide (N03554-001), PDF p30, Table 3-1 Computer major component item 11: "Bottom cover - For use in models with a 42 Wh battery".) Last checked 2026-10-27

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:

OEM documentation only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement

Evidence Source: https://kaas.hpcloud.hp.com/pdf-public/pdf_12000656_en-US-1.pdf ↗ (HP ProBook 455 15.6 inch G9 Notebook PC Maintenance and Service Guide (N03554-001), PDF p31, Table 3-1 Computer major component item 15: "Real-time clock (RTC) battery".) Last checked 2026-10-27

Fingerprint Reader

HP fingerprint reader

OEM Part Number: N00879-001

Part Specs →

HP fingerprint reader. Documented OEM replacement; see each fit for configuration limits.

Fit & Installation Notes:

Models with a fingerprint reader. Cable and bracket are separate kits. OEM documentation only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement

Evidence Source: https://kaas.hpcloud.hp.com/pdf-public/pdf_12000656_en-US-1.pdf ↗ (HP ProBook 455 15.6 inch G9 Notebook PC Maintenance and Service Guide (N03554-001), PDF p31, Table 3-1 Computer major component (after item 17): "Fingerprint reader (not illustrated)".) Last checked 2026-10-27

Display Bezel

HP display bezel M21991-001

OEM Part Number: M21991-001

Part Specs →

HP spare part description: "SPS-BEZEL LCD FHD NO CAM".

Fit & Installation Notes:

Models without a camera. OEM documentation only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement

Evidence Source: https://kaas.hpcloud.hp.com/pdf-public/pdf_12000656_en-US-1.pdf ↗ (HP ProBook 455 15.6 inch G9 Notebook PC Maintenance and Service Guide (N03554-001), PDF p32, Table 3-2 Display component item 1: "Display bezel - For use in models without a camera".) Last checked 2026-10-27

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:

Models with an HD camera. OEM documentation only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement

Evidence Source: https://kaas.hpcloud.hp.com/pdf-public/pdf_12000656_en-US-1.pdf ↗ (HP ProBook 455 15.6 inch G9 Notebook PC Maintenance and Service Guide (N03554-001), PDF p32, Table 3-2 Display component item 1: "Display bezel - For use in models with an HD camera".) Last checked 2026-10-27

Display Bezel

HP display bezel M21993-001

OEM Part Number: M21993-001

Part Specs →

HP spare part description: "SPS-LCD BEZEL IR 15".

Fit & Installation Notes:

Models with an HD + IR camera. OEM documentation only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement

Evidence Source: https://kaas.hpcloud.hp.com/pdf-public/pdf_12000656_en-US-1.pdf ↗ (HP ProBook 455 15.6 inch G9 Notebook PC Maintenance and Service Guide (N03554-001), PDF p32, Table 3-2 Display component item 1: "Display bezel - For use in models with an HD + IR camera".) Last checked 2026-10-27

Camera

HP webcam N05869-001

OEM Part Number: N05869-001

Part Specs →

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

Fit & Installation Notes:

HD camera models. OEM documentation only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement

Evidence Source: https://kaas.hpcloud.hp.com/pdf-public/pdf_12000656_en-US-1.pdf ↗ (HP ProBook 455 15.6 inch G9 Notebook PC Maintenance and Service Guide (N03554-001), PDF p32, Table 3-2 Display component item 2: "Camera module - HD camera".) Last checked 2026-10-27

Camera

HP IR webcam N05870-001

OEM Part Number: N05870-001

Part Specs →

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

Fit & Installation Notes:

IR camera models. OEM documentation only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement

Evidence Source: https://kaas.hpcloud.hp.com/pdf-public/pdf_12000656_en-US-1.pdf ↗ (HP ProBook 455 15.6 inch G9 Notebook PC Maintenance and Service Guide (N03554-001), PDF p32, Table 3-2 Display component item 2: "Camera module - IR camera".) Last checked 2026-10-27

Screen

HP 15.6-inch FHD 400 nit display panel

OEM Part Number: N00086-001

Part Specs →

HP 15.6-inch FHD 400 nit display panel. Documented OEM replacement; see each fit for configuration limits.

Fit & Installation Notes:

Match resolution, brightness and touch option. OEM documentation only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement

Evidence Source: https://kaas.hpcloud.hp.com/pdf-public/pdf_12000656_en-US-1.pdf ↗ (HP ProBook 455 15.6 inch G9 Notebook PC Maintenance and Service Guide (N03554-001), PDF p33, Table 3-2 Display component item 3: "Display panel (includes cover and bezel adhesive): FHD, 400 nits".) Last checked 2026-10-27

Screen

HP 15.6-inch FHD display panel N00084-001

OEM Part Number: N00084-001

Part Specs →

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

Fit & Installation Notes:

Match resolution, brightness and touch option. OEM documentation only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement

Evidence Source: https://kaas.hpcloud.hp.com/pdf-public/pdf_12000656_en-US-1.pdf ↗ (HP ProBook 455 15.6 inch G9 Notebook PC Maintenance and Service Guide (N03554-001), PDF p33, Table 3-2 Display component item 3: "Display panel (includes cover and bezel adhesive): FHD, 250 nits".) Last checked 2026-10-27

Screen

HP 15.6-inch FHD display panel N00085-001

OEM Part Number: N00085-001

Part Specs →

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

Fit & Installation Notes:

Match resolution, brightness and touch option. OEM documentation only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement

Evidence Source: https://kaas.hpcloud.hp.com/pdf-public/pdf_12000656_en-US-1.pdf ↗ (HP ProBook 455 15.6 inch G9 Notebook PC Maintenance and Service Guide (N03554-001), PDF p33, Table 3-2 Display component item 3: "Display panel (includes cover and bezel adhesive): FHD, 250 nits, touch screen".) Last checked 2026-10-27

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:

Match resolution, brightness and touch option. OEM documentation only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement

Evidence Source: https://kaas.hpcloud.hp.com/pdf-public/pdf_12000656_en-US-1.pdf ↗ (HP ProBook 455 15.6 inch G9 Notebook PC Maintenance and Service Guide (N03554-001), PDF p33, Table 3-2 Display component item 3: "Display panel (includes cover and bezel adhesive): HD, 250 nits".) Last checked 2026-10-27

Hinge

HP hinge part M21732-001

OEM Part Number: M21732-001

Part Specs →

HP spare part description: "SPS-HINGES".

Fit & Installation Notes:

OEM documentation only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement

Evidence Source: https://kaas.hpcloud.hp.com/pdf-public/pdf_12000656_en-US-1.pdf ↗ (HP ProBook 455 15.6 inch G9 Notebook PC Maintenance and Service Guide (N03554-001), PDF p33, Table 3-2 Display component item 4: "Hinges (left and right; includes bezel trim pieces, bezel trim protective shielding, display panel adhesive, and bezel adhesive)".) Last checked 2026-10-27

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:

HP lists this part number as the display/camera cable, and also as the Cable Kit that carries the touchpad cable. OEM documentation only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement

Evidence Source: https://kaas.hpcloud.hp.com/pdf-public/pdf_12000656_en-US-1.pdf ↗ (HP ProBook 455 15.6 inch G9 Notebook PC Maintenance and Service Guide (N03554-001), PDF p30, Table 3-2 Display component item 5: "Display/camera cable (includes cover and bezel adhesive)".) Last checked 2026-10-27

Display Back Cover

HP display back cover (400 nit panel)

OEM Part Number: N01918-001

Part Specs →

HP display back cover (400 nit panel). Documented OEM replacement; see each fit for configuration limits.

Fit & Installation Notes:

Models with a 400 nit panel. OEM documentation only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement

Evidence Source: https://kaas.hpcloud.hp.com/pdf-public/pdf_12000656_en-US-1.pdf ↗ (HP ProBook 455 15.6 inch G9 Notebook PC Maintenance and Service Guide (N03554-001), PDF p33, Table 3-2 Display component item 8: "Display back cover (includes bezel adhesive) - Models with a 400 nit panel".) Last checked 2026-10-27

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:

Models with WWAN. OEM documentation only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement

Evidence Source: https://kaas.hpcloud.hp.com/pdf-public/pdf_12000656_en-US-1.pdf ↗ (HP ProBook 455 15.6 inch G9 Notebook PC Maintenance and Service Guide (N03554-001), PDF p33, Table 3-2 Display component item 8: "Display back cover (includes bezel adhesive) - Models with WWAN".) Last checked 2026-10-27

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:

Models with a 250 nit panel. OEM documentation only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement

Evidence Source: https://kaas.hpcloud.hp.com/pdf-public/pdf_12000656_en-US-1.pdf ↗ (HP ProBook 455 15.6 inch G9 Notebook PC Maintenance and Service Guide (N03554-001), PDF p33, Table 3-2 Display component item 8: "Display back cover (includes bezel adhesive) - Models with a 250 nit panel".) Last checked 2026-10-27

Power Adapter

HP 120 W Smart AC adapter (PFC, 7.4 mm) L89695-001

OEM Part Number: L89695-001

Part Specs →

HP 120 W HP Smart Adapter (PFC) AC adapter. Documented OEM replacement; see each fit for configuration limits.

Fit & Installation Notes:

OEM documentation only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement

Evidence Source: https://kaas.hpcloud.hp.com/pdf-public/pdf_12000656_en-US-1.pdf ↗ (HP ProBook 455 15.6 inch G9 Notebook PC Maintenance and Service Guide (N03554-001), PDF p34, Table 3-4 Miscellaneous parts (AC adapters): "AC adapters: 120 W, PFC, 7.4 mm".) Last checked 2026-10-27

Power Adapter

HP 120W AC adapter M95377-001

OEM Part Number: M95377-001

Part Specs →

HP spare part description: "SKO-AC ADPTR 120W PFC SMART RC 4.5 Slim".

Fit & Installation Notes:

OEM documentation only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement

Evidence Source: https://kaas.hpcloud.hp.com/pdf-public/pdf_12000656_en-US-1.pdf ↗ (HP ProBook 455 15.6 inch G9 Notebook PC Maintenance and Service Guide (N03554-001), PDF p34, Table 3-4 Miscellaneous parts (AC adapters): "AC adapters: 120 W, PFC, 4.5 mm".) Last checked 2026-10-27

Power Adapter

HP L67440-001 Power Adapter

OEM Part Number: L67440-001

Part Specs →

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

Fit & Installation Notes:

OEM documentation only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement

Evidence Source: https://kaas.hpcloud.hp.com/pdf-public/pdf_12000656_en-US-1.pdf ↗ (HP ProBook 455 15.6 inch G9 Notebook PC Maintenance and Service Guide (N03554-001), PDF p34, Table 3-4 Miscellaneous parts (AC adapters): "AC adapters: 65 W, nPFC, USB-C, 1.8 m (6.0 ft)".) Last checked 2026-10-27

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:

OEM documentation only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement

Evidence Source: https://kaas.hpcloud.hp.com/pdf-public/pdf_12000656_en-US-1.pdf ↗ (HP ProBook 455 15.6 inch G9 Notebook PC Maintenance and Service Guide (N03554-001), PDF p34, Table 3-4 Miscellaneous parts (AC adapters): "AC adapters: 65 W, nPFC, 3 pin, 4.5 mm".) Last checked 2026-10-27

Power Adapter

HP 913691-850 Power Adapter

OEM Part Number: 913691-850

Part Specs →

65 W HP Smart AC adapter, non-PFC, EM variant; 4.5 mm barrel output

Fit & Installation Notes:

OEM documentation only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement

Evidence Source: https://kaas.hpcloud.hp.com/pdf-public/pdf_12000656_en-US-1.pdf ↗ (HP ProBook 455 15.6 inch G9 Notebook PC Maintenance and Service Guide (N03554-001), PDF p34, Table 3-4 Miscellaneous parts (AC adapters): "AC adapters: 65 W, nPFC, 4.5 mm, EM".) Last checked 2026-10-27

Power Adapter

HP L32392-001 Power Adapter

OEM Part Number: L32392-001

Part Specs →

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

Fit & Installation Notes:

OEM documentation only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement

Evidence Source: https://kaas.hpcloud.hp.com/pdf-public/pdf_12000656_en-US-1.pdf ↗ (HP ProBook 455 15.6 inch G9 Notebook PC Maintenance and Service Guide (N03554-001), PDF p34, Table 3-4 Miscellaneous parts (AC adapters): "AC adapters: 65 W, nPFC, USB-C, RC, 1.8 m (6 ft)".) Last checked 2026-10-27

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:

OEM documentation only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement

Evidence Source: https://kaas.hpcloud.hp.com/pdf-public/pdf_12000656_en-US-1.pdf ↗ (HP ProBook 455 15.6 inch G9 Notebook PC Maintenance and Service Guide (N03554-001), PDF p34, Table 3-4 Miscellaneous parts (AC adapters): "AC adapters: 45 W, nPFC, SMART, RC, 4.5 mm, nonslim".) Last checked 2026-10-27

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:

OEM documentation only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement

Evidence Source: https://kaas.hpcloud.hp.com/pdf-public/pdf_12000656_en-US-1.pdf ↗ (HP ProBook 455 15.6 inch G9 Notebook PC Maintenance and Service Guide (N03554-001), PDF p34, Table 3-4 Miscellaneous parts (AC adapters): "AC adapters: 45 W, nPFC, 3 pin, USB-C, 1.8 m (6.0 ft)".) Last checked 2026-10-27

Power Adapter

HP 742436-001 Power Adapter

OEM Part Number: 742436-001

Part Specs →

45 W HP Smart AC adapter, 2-prong AC input; 4.5 mm barrel output

Fit & Installation Notes:

OEM documentation only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement

Evidence Source: https://kaas.hpcloud.hp.com/pdf-public/pdf_12000656_en-US-1.pdf ↗ (HP ProBook 455 15.6 inch G9 Notebook PC Maintenance and Service Guide (N03554-001), PDF p34, Table 3-4 Miscellaneous parts (AC adapters): "AC adapters: 45 W, nPFC, 2 pin, 4.5 mm".) Last checked 2026-10-27

Power Adapter

HP L32390-001 Power Adapter

OEM Part Number: L32390-001

Part Specs →

45 W USB Type-C adapter, non-PFC, wall mount, 1.8 m cable

Fit & Installation Notes:

OEM documentation only; not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement

Evidence Source: https://kaas.hpcloud.hp.com/pdf-public/pdf_12000656_en-US-1.pdf ↗ (HP ProBook 455 15.6 inch G9 Notebook PC Maintenance and Service Guide (N03554-001), PDF p34, Table 3-4 Miscellaneous parts (AC adapters): "AC adapters: 45 W, nPFC, USB-C, wall mount, 1.8 m (6 ft)".) Last checked 2026-10-27

Manufacturer	HP
Category	Business Laptop
Display Size	15.6"

HP ProBook 455 G9

Compatible Replacement Parts (39)

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