HP Business Laptop

HP EliteBook 755 G3

Spare part numbers for the HP EliteBook 755 G3 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 (11)

Compatibility from OEM documentation, not bench-tested.

Difficulty: Not verified Type: OEM Listed Replacement

HP battery

Battery OEM Part Number: 800513-001
Part Specs →

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

Fit & Installation Notes:

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

Evidence Source:HP service guide
Source notes

HP EliteBook 755 G3 Notebook PC / HP EliteBook 745 G3 Notebook PC Maintenance and Service Guide, printed p23 (PDF p33): "(21) Battery 800513-001".

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 HP Smart AC adapter, nPFC, slim". OEM documentation only; not bench-tested.

Evidence Source:HP service guide
Source notes

HP EliteBook 755 G3 Notebook PC / HP EliteBook 745 G3 Notebook PC Maintenance and Service Guide, printed p27 (PDF p37): "45 W HP Smart AC adapter, nPFC, slim 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 HP Smart AC adapter, nPFC, 2P". OEM documentation only; not bench-tested.

Evidence Source:HP service guide
Source notes

HP EliteBook 755 G3 Notebook PC / HP EliteBook 745 G3 Notebook PC Maintenance and Service Guide, printed p27 (PDF p37): "45 W HP Smart AC adapter, nPFC, 2P 742436-001".

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 HP Smart AC adapter, nPFC, emerging markets". OEM documentation only; not bench-tested.

Evidence Source:HP service guide
Source notes

HP EliteBook 755 G3 Notebook PC / HP EliteBook 745 G3 Notebook PC Maintenance and Service Guide, printed p27 (PDF p37): "65 W HP Smart AC adapter, nPFC, emerging markets 714657-001".

Last checked 2026-10-27

HP US non-backlit keyboard

Keyboard OEM Part Number: 836621-001
Part Specs →

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

Fit & Installation Notes:

United States layout (-001 = United States in the guide's keyboard country table). HP guide description: "Keyboard, no backlight for HP 755". OEM documentation only; not bench-tested.

Evidence Source:HP service guide
Source notes

HP EliteBook 755 G3 Notebook PC / HP EliteBook 745 G3 Notebook PC Maintenance and Service Guide, printed p50 (PDF p60): "Keyboard, no backlight for HP 755 836621-xx1".

Last checked 2026-10-27

HP US backlit keyboard

Keyboard OEM Part Number: 836623-001
Part Specs →

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

Fit & Installation Notes:

United States layout (-001 = United States in the guide's keyboard country table). HP guide description: "Keyboard, backlit for HP 755". OEM documentation only; not bench-tested.

Evidence Source:HP service guide
Source notes

HP EliteBook 755 G3 Notebook PC / HP EliteBook 745 G3 Notebook PC Maintenance and Service Guide, printed p50 (PDF p60): "Keyboard, backlit for HP 755 836623-xx1".

Last checked 2026-10-27

HP heat sink/thermal module with fans (15", UMA graphics)

Heat Sink OEM Part Number: 821184-001
Part Specs →

HP heat sink/thermal module with fans (15", UMA graphics). Documented OEM replacement; see each fit for configuration limits.

Fit & Installation Notes:

HP guide description: "Heat sink/thermal module with fans for 15” computers with UMA graphics". OEM documentation only; not bench-tested.

Evidence Source:HP service guide
Source notes

HP EliteBook 755 G3 Notebook PC / HP EliteBook 745 G3 Notebook PC Maintenance and Service Guide, printed p23 (PDF p33): "Heat sink/thermal module with fans for 15” computers with UMA graphics 821184-001".

Last checked 2026-10-27

HP heat sink/thermal module with fans (15", discrete graphics)

Heat Sink OEM Part Number: 821185-001
Part Specs →

HP heat sink/thermal module with fans (15", discrete graphics). Documented OEM replacement; see each fit for configuration limits.

Fit & Installation Notes:

HP guide description: "Heat sink/thermal module with fans for 15” computers with discrete graphics". OEM documentation only; not bench-tested.

Evidence Source:HP service guide
Source notes

HP EliteBook 755 G3 Notebook PC / HP EliteBook 745 G3 Notebook PC Maintenance and Service Guide, printed p23 (PDF p33): "Heat sink/thermal module with fans for 15” computers with discrete graphics 821185-001".

Last checked 2026-10-27

HP bottom cover (15")

Bottom Cover OEM Part Number: 821181-001
Part Specs →

HP bottom cover (15"). Documented OEM replacement; see each fit for configuration limits.

Fit & Installation Notes:

HP guide description: "For 15” computers". OEM documentation only; not bench-tested.

Evidence Source:HP service guide
Source notes

HP EliteBook 755 G3 Notebook PC / HP EliteBook 745 G3 Notebook PC Maintenance and Service Guide, printed p23 (PDF p33): "For 15” computers 821181-001".

Last checked 2026-10-27

HP HD raw display panel (EliteBook 850)

Screen OEM Part Number: 824515-001
Part Specs →

HP HD raw display panel (EliteBook 850). Documented OEM replacement; see each fit for configuration limits.

Fit & Installation Notes:

Panel option; match resolution, brightness and touch/privacy options. HP guide description: "HD for HP 755". OEM documentation only; not bench-tested.

Evidence Source:HP service guide
Source notes

HP EliteBook 755 G3 Notebook PC / HP EliteBook 745 G3 Notebook PC Maintenance and Service Guide, printed p25 (PDF p35): "HD for HP 755 824515-001".

Last checked 2026-10-27

HP FHD raw display panel (EliteBook 850)

Screen OEM Part Number: 824516-001
Part Specs →

HP FHD raw display panel (EliteBook 850). Documented OEM replacement; see each fit for configuration limits.

Fit & Installation Notes:

Panel option; match resolution, brightness and touch/privacy options. HP guide description: "FHD for HP 755". OEM documentation only; not bench-tested.

Evidence Source:HP service guide
Source notes

HP EliteBook 755 G3 Notebook PC / HP EliteBook 745 G3 Notebook PC Maintenance and Service Guide, printed p25 (PDF p35): "FHD for HP 755 824516-001".

Last checked 2026-10-27

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