HP Business Laptop

HP ProBook 640 G2

Spare part numbers for the HP ProBook 640 G2 come from HP's official Maintenance and Service Guide. US keyboard layouts only. Parts vary by configuration, so match your original part number before ordering. Not bench-tested.

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Compatible Replacement Parts (14)

Compatibility from OEM documentation, not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement

HP battery 801554-001

Battery OEM Part Number: 801554-001
Part Specs →

HP spare part description: "Battery".

Fit & Installation Notes:

HP guide description: "Battery". OEM documentation only; not bench-tested.

Evidence Source:HP service guide
Source notes

HP ProBook 640 G2 Notebook PC / HP ProBook 645 G2 Notebook PC / HP ProBook 650 G2 Notebook PC / HP ProBook 655 G2 Notebook PC Maintenance and Service Guide, printed p26 (PDF p36): "(25) Battery 801554-001".

Last checked 2026-10-27

HP keyboard (US) 840791-001

Keyboard OEM Part Number: 840791-001
Part Specs →

HP spare part description: "Keyboard for 14" products (includes keyboard cable)".

Fit & Installation Notes:

United States layout (-001 = United States in the guide's keyboard country table). HP guide description: "Keyboard for 14" products (includes keyboard cable)". OEM documentation only; not bench-tested.

Evidence Source:HP service guide
Source notes

HP ProBook 640 G2 Notebook PC / HP ProBook 645 G2 Notebook PC / HP ProBook 650 G2 Notebook PC / HP ProBook 655 G2 Notebook PC Maintenance and Service Guide, printed p48 (PDF p58): "Keyboard for 14" products (includes keyboard cable) 840791-001".

Last checked 2026-10-27

HP keyboard (US) 840800-001

Keyboard OEM Part Number: 840800-001
Part Specs →

HP spare part description: "Backlit keyboard for 14" products (includes keyboard cable and backlight cable)".

Fit & Installation Notes:

United States layout (-001 = United States in the guide's keyboard country table). HP guide description: "Backlit keyboard for 14" products (includes keyboard cable and backlight cable)". OEM documentation only; not bench-tested.

Evidence Source:HP service guide
Source notes

HP ProBook 640 G2 Notebook PC / HP ProBook 645 G2 Notebook PC / HP ProBook 650 G2 Notebook PC / HP ProBook 655 G2 Notebook PC Maintenance and Service Guide, printed p48 (PDF p58): "Backlit keyboard for 14" products (includes keyboard cable and backlight cable) 840800-001".

Last checked 2026-10-27

HP keyboard (US) 840801-001

Keyboard OEM Part Number: 840801-001
Part Specs →

HP spare part description: "Backlit keyboard for 14" products (includes keyboard cable and backlight cable)".

Fit & Installation Notes:

United States layout (-001 = United States in the guide's keyboard country table). HP guide description: "Backlit keyboard for 14" products (includes keyboard cable and backlight cable)". OEM documentation only; not bench-tested.

Evidence Source:HP service guide
Source notes

HP ProBook 640 G2 Notebook PC / HP ProBook 645 G2 Notebook PC / HP ProBook 650 G2 Notebook PC / HP ProBook 655 G2 Notebook PC Maintenance and Service Guide, printed p48 (PDF p58): "840801-001".

Last checked 2026-10-27

HP bottom cover 840657-001

Bottom Cover OEM Part Number: 840657-001
Part Specs →

HP spare part description: "For 14" products".

Fit & Installation Notes:

HP guide description: "For 14" products". OEM documentation only; not bench-tested.

Evidence Source:HP service guide
Source notes

HP ProBook 640 G2 Notebook PC / HP ProBook 645 G2 Notebook PC / HP ProBook 650 G2 Notebook PC / HP ProBook 655 G2 Notebook PC Maintenance and Service Guide, printed p25 (PDF p35): "For 14" products 840657-001".

Last checked 2026-10-27

HP cooling fan 840662-001

Fan OEM Part Number: 840662-001
Part Specs →

HP spare part description: "For 14" products with integrated graphics".

Fit & Installation Notes:

HP guide description: "For 14" products with integrated graphics". OEM documentation only; not bench-tested.

Evidence Source:HP service guide
Source notes

HP ProBook 640 G2 Notebook PC / HP ProBook 645 G2 Notebook PC / HP ProBook 650 G2 Notebook PC / HP ProBook 655 G2 Notebook PC Maintenance and Service Guide, printed p23 (PDF p33): "(11) For 14" products with integrated graphics 840662-001".

Last checked 2026-10-27

HP cooling fan 840663-001

Fan OEM Part Number: 840663-001
Part Specs →

HP spare part description: "For 14" products with discrete graphics".

Fit & Installation Notes:

HP guide description: "For 14" products with discrete graphics". OEM documentation only; not bench-tested.

Evidence Source:HP service guide
Source notes

HP ProBook 640 G2 Notebook PC / HP ProBook 645 G2 Notebook PC / HP ProBook 650 G2 Notebook PC / HP ProBook 655 G2 Notebook PC Maintenance and Service Guide, printed p24 (PDF p34): "For 14" products with discrete graphics 840663-001".

Last checked 2026-10-27

HP 14-inch display panel 840697-001

Screen OEM Part Number: 840697-001
Part Specs →

HP spare part description: "Slim panel for 14" products".

Fit & Installation Notes:

Panel option; match resolution, brightness and touch/privacy options. HP guide description: "Slim panel for 14" products". OEM documentation only; not bench-tested.

Evidence Source:HP service guide
Source notes

HP ProBook 640 G2 Notebook PC / HP ProBook 645 G2 Notebook PC / HP ProBook 650 G2 Notebook PC / HP ProBook 655 G2 Notebook PC Maintenance and Service Guide, printed p28 (PDF p38): "Slim panel for 14" products 840697-001".

Last checked 2026-10-27

HP 14-inch display panel 840698-001

Screen OEM Part Number: 840698-001
Part Specs →

HP spare part description: "Flat panel for 14" products".

Fit & Installation Notes:

Panel option; match resolution, brightness and touch/privacy options. HP guide description: "Flat panel for 14" products". OEM documentation only; not bench-tested.

Evidence Source:HP service guide
Source notes

HP ProBook 640 G2 Notebook PC / HP ProBook 645 G2 Notebook PC / HP ProBook 650 G2 Notebook PC / HP ProBook 655 G2 Notebook PC Maintenance and Service Guide, printed p28 (PDF p38): "Flat panel for 14" products 840698-001".

Last checked 2026-10-27

HP 14-inch display panel 840687-001

Screen OEM Part Number: 840687-001
Part Specs →

HP spare part description: "Touch screen for 14" products (includes camera)".

Fit & Installation Notes:

Panel option; match resolution, brightness and touch/privacy options. HP guide description: "Touch screen for 14" products (includes camera)". OEM documentation only; not bench-tested.

Evidence Source:HP service guide
Source notes

HP ProBook 640 G2 Notebook PC / HP ProBook 645 G2 Notebook PC / HP ProBook 650 G2 Notebook PC / HP ProBook 655 G2 Notebook PC Maintenance and Service Guide, printed p28 (PDF p38): "Touch screen for 14" products (includes camera) 840687-001".

Last checked 2026-10-27

HP 710412-001 Power Adapter

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:

Adapter option; match wattage, connector and your original adapter. HP guide description: "65 W AC adapter nPFC S-3P 4.5MM". OEM documentation only; not bench-tested.

Evidence Source:HP service guide
Source notes

HP ProBook 640 G2 Notebook PC / HP ProBook 645 G2 Notebook PC / HP ProBook 650 G2 Notebook PC / HP ProBook 655 G2 Notebook PC Maintenance and Service Guide, printed p31 (PDF p41): "65 W AC adapter nPFC S-3P 4.5MM 710412-001".

Last checked 2026-10-27

HP AC adapter 714657-001

Power Adapter OEM Part Number: 714657-001
Part Specs →

HP spare part description: "65-W Smart AC power adapter, 4.5 mm barrel connector (for use only in Asia, the People’s Republic of China, and India)".

Fit & Installation Notes:

Adapter option; match wattage, connector and your original adapter. HP guide description: "65 W AC adapter nPFC SMART 4.5mm EM". OEM documentation only; not bench-tested.

Evidence Source:HP service guide
Source notes

HP ProBook 640 G2 Notebook PC / HP ProBook 645 G2 Notebook PC / HP ProBook 650 G2 Notebook PC / HP ProBook 655 G2 Notebook PC Maintenance and Service Guide, printed p31 (PDF p41): "65 W AC adapter nPFC SMART 4.5mm EM 714657-001".

Last checked 2026-10-27

HP 741727-001 Power Adapter

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:

Adapter option; match wattage, connector and your original adapter. HP guide description: "45 W AC adapter NPFC SMART RC 4.5mm NSLIM". OEM documentation only; not bench-tested.

Evidence Source:HP service guide
Source notes

HP ProBook 640 G2 Notebook PC / HP ProBook 645 G2 Notebook PC / HP ProBook 650 G2 Notebook PC / HP ProBook 655 G2 Notebook PC Maintenance and Service Guide, printed p31 (PDF p41): "45 W AC adapter NPFC SMART RC 4.5mm NSLIM 741727-001".

Last checked 2026-10-27

HP 742436-001 Power Adapter

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:

Adapter option; match wattage, connector and your original adapter. HP guide description: "45 W AC adapter NPFC SMART RC 4.5mm 2P". OEM documentation only; not bench-tested.

Evidence Source:HP service guide
Source notes

HP ProBook 640 G2 Notebook PC / HP ProBook 645 G2 Notebook PC / HP ProBook 650 G2 Notebook PC / HP ProBook 655 G2 Notebook PC Maintenance and Service Guide, printed p31 (PDF p41): "45 W AC adapter NPFC SMART RC 4.5mm 2P 742436-001".

Last checked 2026-10-27

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