HP Business Laptop

HP EliteBook 840 G4

Spare part numbers for the HP EliteBook 840 G4 come from HP PartSurfer parts lists for 1 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 (30)

Compatibility from OEM documentation, not bench-tested.

Power Adapter

HP 710340-850 Power Adapter

OEM Part Number: 710340-850

65 W HP Smart AC adapter for Argentina; 4.5 mm barrel output (table group heading)

Fit & Installation Notes:

Listed for all 1 checked HP EliteBook 840 G4 product numbers. HP description: "Smart AC power adapter (65 watt) - 4.5mm barrel connector, non-power factor correcting (NPFC) - Requires 3-wire AC power cord with C5 connector". 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=1HY84US ↗ (HP PartSurfer parts list for product number 1HY84US (HP EliteBook 840 G4 Notebook PC) lists 710340-850 "Smart AC power adapter (65 watt) - 4.5mm barrel connector, non-power factor correcting (NPFC) - Requires 3-wire AC power cord with C5 connector".) 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 all 1 checked HP EliteBook 840 G4 product numbers. 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=1HY84US ↗ (HP PartSurfer parts list for product number 1HY84US (HP EliteBook 840 G4 Notebook PC) lists 710412-001 "SKO-65W ADPTR nPFC S-3P 4.5MM".) Last checked 2026-10-23
Power Adapter

HP 65W 4.5 mm barrel AC adapter 714635-850

OEM Part Number: 714635-850

HP spare part description: "Smart EM AC adapter (65W) - 4.5mm barrel connector, non-power factor correcting (NFPC) - Requires separate 3-wire AC power cord with C5 connector".

Fit & Installation Notes:

Listed for all 1 checked HP EliteBook 840 G4 product numbers. HP description: "Smart EM AC adapter (65W) - 4.5mm barrel connector, non-power factor correcting (NFPC) - Requires separate 3-wire AC power cord with C5 connector". 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=1HY84US ↗ (HP PartSurfer parts list for product number 1HY84US (HP EliteBook 840 G4 Notebook PC) lists 714635-850 "Smart EM AC adapter (65W) - 4.5mm barrel connector, non-power factor correcting (NFPC) - Requires separate 3-wire AC power cord with C5 connector".) Last checked 2026-10-23
Power Adapter

HP 741553-850 Power Adapter

OEM Part Number: 741553-850

45 W HP Smart AC adapter; 4.5 mm barrel output (table group heading)

Fit & Installation Notes:

Listed for all 1 checked HP EliteBook 840 G4 product numbers. HP description: "Smart AC power adapter (45 watt) - 4.5mm barrel connector, non-power factor correcting (NFPC) - Requires separate 3-wire AC power cord with C5 connector". 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=1HY84US ↗ (HP PartSurfer parts list for product number 1HY84US (HP EliteBook 840 G4 Notebook PC) lists 741553-850 "Smart AC power adapter (45 watt) - 4.5mm barrel connector, non-power factor correcting (NFPC) - Requires separate 3-wire AC power cord with C5 connector".) Last checked 2026-10-23
Power Adapter

HP 741553-852 Power Adapter

OEM Part Number: 741553-852

45 W HP Smart AC adapter for Argentina; 4.5 mm barrel output (table group heading)

Fit & Installation Notes:

Listed for all 1 checked HP EliteBook 840 G4 product numbers. HP description: "Smart AC power adapter (45 watt) - 4.5mm barrel connector, non-power factor correcting (NFPC) - Requires separate 3-wire AC power cord with C5 connector". 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=1HY84US ↗ (HP PartSurfer parts list for product number 1HY84US (HP EliteBook 840 G4 Notebook PC) lists 741553-852 "Smart AC power adapter (45 watt) - 4.5mm barrel connector, non-power factor correcting (NFPC) - Requires separate 3-wire AC power cord with C5 connector".) Last checked 2026-10-23
Power Adapter

HP 742436-001 Power Adapter

OEM Part Number: 742436-001

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

Fit & Installation Notes:

Listed for all 1 checked HP EliteBook 840 G4 product numbers. HP description: "Smart AC power adapter (45 watt) - RC, 4.5mm barrel connector, non-power factor correcting (NPFC) - Requires a separate 2-wire AC power cord". 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=1HY84US ↗ (HP PartSurfer parts list for product number 1HY84US (HP EliteBook 840 G4 Notebook PC) lists 742436-001 "Smart AC power adapter (45 watt) - RC, 4.5mm barrel connector, non-power factor correcting (NPFC) - Requires a separate 2-wire AC power cord".) Last checked 2026-10-23
Battery

HP 3-cell 51Wh battery 854108-850

OEM Part Number: 854108-850

HP spare part description: "Battery pack (Primary) - 3-cell lithium-Ion (Li-Ion), 4.42Ah, 51Wh (TA03051XL-PL)".

Fit & Installation Notes:

Listed for all 1 checked HP EliteBook 840 G4 product numbers. HP description: "Battery pack (Primary) - 3-cell lithium-Ion (Li-Ion), 4.42Ah, 51Wh (TA03051XL-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=1HY84US ↗ (HP PartSurfer parts list for product number 1HY84US (HP EliteBook 840 G4 Notebook PC) lists 854108-850 "Battery pack (Primary) - 3-cell lithium-Ion (Li-Ion), 4.42Ah, 51Wh (TA03051XL-PL)".) Last checked 2026-10-23
RTC Battery

HP RTC (CMOS) battery 914384-001

OEM Part Number: 914384-001

HP spare part description: "Battery for real-time clock (RTC)".

Fit & Installation Notes:

Listed for all 1 checked HP EliteBook 840 G4 product numbers. HP description: "Battery for real-time clock (RTC)". 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=1HY84US ↗ (HP PartSurfer parts list for product number 1HY84US (HP EliteBook 840 G4 Notebook PC) lists 914384-001 "Battery for real-time clock (RTC)".) Last checked 2026-10-23
Display Bezel

HP display bezel 821160-001

OEM Part Number: 821160-001

HP spare part description: "Display bezel".

Fit & Installation Notes:

Listed for all 1 checked HP EliteBook 840 G4 product numbers. HP description: "Display bezel". 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=1HY84US ↗ (HP PartSurfer parts list for product number 1HY84US (HP EliteBook 840 G4 Notebook PC) lists 821160-001 "Display bezel".) Last checked 2026-10-23
Camera

HP webcam 800575-020

OEM Part Number: 800575-020

HP spare part description: "Webcam module - 1p DM U2 Mjpeg 720p CTS - Includes dual-array microphone".

Fit & Installation Notes:

Listed for all 1 checked HP EliteBook 840 G4 product numbers. HP description: "Webcam module - 1p DM U2 Mjpeg 720p CTS - Includes dual-array microphone". 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=1HY84US ↗ (HP PartSurfer parts list for product number 1HY84US (HP EliteBook 840 G4 Notebook PC) lists 800575-020 "Webcam module - 1p DM U2 Mjpeg 720p CTS - Includes dual-array microphone".) Last checked 2026-10-23
Palmrest

HP top cover (palmrest) 821173-001

OEM Part Number: 821173-001

HP spare part description: "TOP COVER 14".

Fit & Installation Notes:

Listed for all 1 checked HP EliteBook 840 G4 product numbers. HP description: "TOP COVER 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=1HY84US ↗ (HP PartSurfer parts list for product number 1HY84US (HP EliteBook 840 G4 Notebook PC) lists 821173-001 "TOP COVER 14".) Last checked 2026-10-23
Palmrest

HP top cover (palmrest) 903979-001

OEM Part Number: 903979-001

HP spare part description: "Top cover - For use with privacy display".

Fit & Installation Notes:

Listed for all 1 checked HP EliteBook 840 G4 product numbers. HP description: "Top cover - For use with privacy display". 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=1HY84US ↗ (HP PartSurfer parts list for product number 1HY84US (HP EliteBook 840 G4 Notebook PC) lists 903979-001 "Top cover - For use with privacy display".) Last checked 2026-10-23
Screen

HP 14-inch FHD display panel 806860-008

OEM Part Number: 806860-008

HP spare part description: "14-inch FHD WLED SVA AntiGlare display panel - 1920 x 1080 maximum resolution, 300-nits brightness, eDP".

Fit & Installation Notes:

Listed for all 1 checked HP EliteBook 840 G4 product numbers. HP description: "14-inch FHD WLED SVA AntiGlare display panel - 1920 x 1080 maximum resolution, 300-nits brightness, eDP". 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=1HY84US ↗ (HP PartSurfer parts list for product number 1HY84US (HP EliteBook 840 G4 Notebook PC) lists 806860-008 "14-inch FHD WLED SVA AntiGlare display panel - 1920 x 1080 maximum resolution, 300-nits brightness, eDP".) Last checked 2026-10-23
Screen

HP 14-inch HD display panel 806861-005

OEM Part Number: 806861-005

HP spare part description: "14-inch HD WLED SVA AntiGlare display panel - 1366 x 768 maximum resolution, 220-nits brightness, eDP".

Fit & Installation Notes:

Listed for all 1 checked HP EliteBook 840 G4 product numbers. HP description: "14-inch HD WLED SVA AntiGlare display panel - 1366 x 768 maximum resolution, 220-nits brightness, eDP". 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=1HY84US ↗ (HP PartSurfer parts list for product number 1HY84US (HP EliteBook 840 G4 Notebook PC) lists 806861-005 "14-inch HD WLED SVA AntiGlare display panel - 1366 x 768 maximum resolution, 220-nits brightness, eDP".) Last checked 2026-10-23
Screen

HP 14-inch QHD display panel 806862-005

OEM Part Number: 806862-005

HP spare part description: "14-inch QHD WLED UWVA AntiGlare display panel - 2560 x 1440 maximum resolution, 340-nits brightness, eDP".

Fit & Installation Notes:

Listed for all 1 checked HP EliteBook 840 G4 product numbers. HP description: "14-inch QHD WLED UWVA AntiGlare display panel - 2560 x 1440 maximum resolution, 340-nits brightness, eDP". 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=1HY84US ↗ (HP PartSurfer parts list for product number 1HY84US (HP EliteBook 840 G4 Notebook PC) lists 806862-005 "14-inch QHD WLED UWVA AntiGlare display panel - 2560 x 1440 maximum resolution, 340-nits brightness, eDP".) Last checked 2026-10-23

HP spare part description: "14-inch FHD WLED SVA AntiGlare touchscreen display assembly with webcam - 1920 x 1080 maximum resolution, 300-nits brightness, eDP (full hinge-up)".

Fit & Installation Notes:

Listed for all 1 checked HP EliteBook 840 G4 product numbers. HP description: "14-inch FHD WLED SVA AntiGlare touchscreen display assembly with webcam - 1920 x 1080 maximum resolution, 300-nits brightness, eDP (full hinge-up)". 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=1HY84US ↗ (HP PartSurfer parts list for product number 1HY84US (HP EliteBook 840 G4 Notebook PC) lists 910584-001 "14-inch FHD WLED SVA AntiGlare touchscreen display assembly with webcam - 1920 x 1080 maximum resolution, 300-nits brightness, eDP (full hinge-up)".) Last checked 2026-10-23

HP spare part description: "14-inch FHD WLED SVA AntiGlare privacy display assembly - 1920 x 1080 maximum resolution, 300-nits brightness, eDP (full hinge-up)".

Fit & Installation Notes:

Listed for all 1 checked HP EliteBook 840 G4 product numbers. HP description: "14-inch FHD WLED SVA AntiGlare privacy display assembly - 1920 x 1080 maximum resolution, 300-nits brightness, eDP (full hinge-up)". 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=1HY84US ↗ (HP PartSurfer parts list for product number 1HY84US (HP EliteBook 840 G4 Notebook PC) lists 922076-001 "14-inch FHD WLED SVA AntiGlare privacy display assembly - 1920 x 1080 maximum resolution, 300-nits brightness, eDP (full hinge-up)".) Last checked 2026-10-23
Display Back Cover

HP display back cover 821161-001

OEM Part Number: 821161-001

HP spare part description: "LCD BACK COVER 14 WITHANTENNA".

Fit & Installation Notes:

Listed for all 1 checked HP EliteBook 840 G4 product numbers. HP description: "LCD BACK COVER 14 WITHANTENNA". 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=1HY84US ↗ (HP PartSurfer parts list for product number 1HY84US (HP EliteBook 840 G4 Notebook PC) lists 821161-001 "LCD BACK COVER 14 WITHANTENNA".) Last checked 2026-10-23
Bottom Cover

HP bottom cover (base enclosure) 821162-001

OEM Part Number: 821162-001

HP spare part description: "Base enclosure (chassis bottom)".

Fit & Installation Notes:

Listed for all 1 checked HP EliteBook 840 G4 product numbers. HP description: "Base enclosure (chassis bottom)". 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=1HY84US ↗ (HP PartSurfer parts list for product number 1HY84US (HP EliteBook 840 G4 Notebook PC) lists 821162-001 "Base enclosure (chassis bottom)".) Last checked 2026-10-23
Heat Sink

HP heat sink 821163-001

OEM Part Number: 821163-001

HP spare part description: "Heatsink (thermal module) with cooling fans".

Fit & Installation Notes:

Listed for all 1 checked HP EliteBook 840 G4 product numbers. HP description: "Heatsink (thermal module) with cooling fans". 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=1HY84US ↗ (HP PartSurfer parts list for product number 1HY84US (HP EliteBook 840 G4 Notebook PC) lists 821163-001 "Heatsink (thermal module) with cooling fans".) Last checked 2026-10-23
Hinge

HP hinge part 821166-001

OEM Part Number: 821166-001

HP spare part description: "Hinge kit - Includes left and right side hinge assemblies".

Fit & Installation Notes:

Listed for all 1 checked HP EliteBook 840 G4 product numbers. HP description: "Hinge kit - Includes left and right side hinge assemblies". 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=1HY84US ↗ (HP PartSurfer parts list for product number 1HY84US (HP EliteBook 840 G4 Notebook PC) lists 821166-001 "Hinge kit - Includes left and right side hinge assemblies".) Last checked 2026-10-23
Hinge

HP hinge part 903005-001

OEM Part Number: 903005-001

HP spare part description: "Hinge kit - Includes left and right side hinge assemblies - For use with privacy displays".

Fit & Installation Notes:

Listed for all 1 checked HP EliteBook 840 G4 product numbers. HP description: "Hinge kit - Includes left and right side hinge assemblies - For use with privacy displays". 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=1HY84US ↗ (HP PartSurfer parts list for product number 1HY84US (HP EliteBook 840 G4 Notebook PC) lists 903005-001 "Hinge kit - Includes left and right side hinge assemblies - For use with privacy displays".) Last checked 2026-10-23
Hinge

HP hinge cover kit 903007-001

OEM Part Number: 903007-001

HP spare part description: "Hinge cover kit (plastic) - Includes left and right side hinge covers - For use with privacy displays".

Fit & Installation Notes:

Listed for all 1 checked HP EliteBook 840 G4 product numbers. HP description: "Hinge cover kit (plastic) - Includes left and right side hinge covers - For use with privacy displays". 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=1HY84US ↗ (HP PartSurfer parts list for product number 1HY84US (HP EliteBook 840 G4 Notebook PC) lists 903007-001 "Hinge cover kit (plastic) - Includes left and right side hinge covers - For use with privacy displays".) Last checked 2026-10-23
Keyboard

HP keyboard (US) 836307-001

OEM Part Number: 836307-001

HP spare part description: "Keyboard assembly - Spill-resistant design with drain and DuraKey coating (United States)".

Fit & Installation Notes:

Listed for all 1 checked HP EliteBook 840 G4 product numbers. HP description: "Keyboard assembly - Spill-resistant design with drain and DuraKey coating (United States)". 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=1HY84US ↗ (HP PartSurfer parts list for product number 1HY84US (HP EliteBook 840 G4 Notebook PC) lists 836307-001 "Keyboard assembly - Spill-resistant design with drain and DuraKey coating (United States)".) Last checked 2026-10-23
Keyboard

HP backlit keyboard (US) 836308-001

OEM Part Number: 836308-001

HP spare part description: "Backlit keyboard assembly - Spill-resistant design with drain and DuraKey coating (United States)".

Fit & Installation Notes:

Listed for all 1 checked HP EliteBook 840 G4 product numbers. HP description: "Backlit keyboard assembly - Spill-resistant design with drain and DuraKey coating (United States)". 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=1HY84US ↗ (HP PartSurfer parts list for product number 1HY84US (HP EliteBook 840 G4 Notebook PC) lists 836308-001 "Backlit keyboard assembly - Spill-resistant design with drain and DuraKey coating (United States)".) Last checked 2026-10-23
Keyboard

HP backlit privacy keyboard (US) 903008-001

OEM Part Number: 903008-001

HP spare part description: "Backlit privacy keyboard with Point Stick (United States)".

Fit & Installation Notes:

Listed for all 1 checked HP EliteBook 840 G4 product numbers. HP description: "Backlit privacy keyboard with Point Stick (United States)". 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=1HY84US ↗ (HP PartSurfer parts list for product number 1HY84US (HP EliteBook 840 G4 Notebook PC) lists 903008-001 "Backlit privacy keyboard with Point Stick (United States)".) Last checked 2026-10-23
Speakers

HP speaker kit 821170-001

OEM Part Number: 821170-001

HP spare part description: "Speaker assembly".

Fit & Installation Notes:

Listed for all 1 checked HP EliteBook 840 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=1HY84US ↗ (HP PartSurfer parts list for product number 1HY84US (HP EliteBook 840 G4 Notebook PC) lists 821170-001 "Speaker assembly".) Last checked 2026-10-23
Touchpad

HP touchpad 821171-001

OEM Part Number: 821171-001

HP spare part description: "TouchPad assembly".

Fit & Installation Notes:

Listed for all 1 checked HP EliteBook 840 G4 product numbers. HP description: "TouchPad 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=1HY84US ↗ (HP PartSurfer parts list for product number 1HY84US (HP EliteBook 840 G4 Notebook PC) lists 821171-001 "TouchPad assembly".) Last checked 2026-10-23
Touchpad

HP touchpad 821172-001

OEM Part Number: 821172-001

HP spare part description: "TouchPad assembly - With near-field communication (NFC) antenna".

Fit & Installation Notes:

Listed for all 1 checked HP EliteBook 840 G4 product numbers. HP description: "TouchPad assembly - With near-field communication (NFC) antenna". 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=1HY84US ↗ (HP PartSurfer parts list for product number 1HY84US (HP EliteBook 840 G4 Notebook PC) lists 821172-001 "TouchPad assembly - With near-field communication (NFC) antenna".) Last checked 2026-10-23
Battery

HP 3-cell 51Wh battery 854108-006

OEM Part Number: 854108-006

HP spare part description: "SPS-BATT 3C 51W 4.42A LI TA03051XL-PL RT".

Fit & Installation Notes:

Listed for all 1 checked HP EliteBook 840 G4 product numbers. HP description: "SPS-BATT 3C 51W 4.42A LI TA03051XL-PL RT". 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=1HY84US ↗ (HP PartSurfer parts list for product number 1HY84US (HP EliteBook 840 G4 Notebook PC) lists 854108-006 "SPS-BATT 3C 51W 4.42A LI TA03051XL-PL RT".) Last checked 2026-10-23
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