SSD HP OEM OEM documented
N45476-002

HP SSD N45476-002

HP spare part description: "SKO-SSD 512GB PCIe-4x4 2280 NVMe M.2".

Compatible Business Laptop Models (7)

Devices documented to accept this OEM component. Compatibility from OEM documentation, not bench-tested.

Installation: Not verified

Fits these models

ModelBrandLast checked
HP EliteBook x360 830 G8HP2026-10-23
HP ProBook 440 G8HP2026-10-29
HP EliteBook 850 G7HP2026-10-29
HP ProBook 450 G8HP2026-10-29
HP EliteBook 830 G7HP2026-10-29
HP EliteBook 840 G7HP2026-10-29
HP ProBook 640 G8HP2026-10-29

HP EliteBook x360 830 G8

Business Laptop Form: 2-in-1 Convertible Official support
View Model →
Fitment Details:

M.2 2280 SSD. Configuration-specific. PCIe Gen4 drive not in this MSG revision (later BOM addition); PartSurfer wins. Configuration-specific: 2/8 checked SKUs. Match your product number or the original part number. OEM parts list only; not bench-tested.

Source:HP PartSurfer
Source notes

Saved HP PartSurfer product BOM(s) on box (captured 2026-10-23 by partsurfer/harvest_b3new; no new HP fetch, HP OEM cool-down ON). Listed for 2 of 8 checked US product numbers (54K65US, 54M96US). HP description: "SKO-SSD 512GB PCIe-4x4 2280 NVMe M.2". Keyword: Drive. OrderFlag: 1. (via MM-LOOP-032).

HP ProBook 440 G8

Business Laptop Display: 14.0"
View Model →
Fitment Details:

M.2 2280 NVMe SSD; match capacity and interface. Configuration-specific. PCIe Gen4 x4 SSD; not in the MSG copy SSD list (later/alternate PN). Configuration-specific: 3/8 checked SKUs. Match your product number or the original part number. OEM parts list only; not bench-tested.

Source:HP PartSurfer
Source notes

Saved HP PartSurfer product BOM(s) on box (partsurfer/cache_<SKU>.json, captured before this loop; no new HP fetch, HP OEM cool-down ON). Listed for 3 of 8 checked US product numbers (3V199US, 5B0T2US, 5C4Y7US; product name "HP ProBook 440 G8 Notebook PC (2Q528AV)"). HP description: "SKO-SSD 512GB PCIe-4x4 2280 NVMe M.2". Keyword: Drive. OrderFlag: 1. (via MM-LOOP-052).

HP EliteBook 850 G7

Business Laptop
View Model →
Fitment Details:

configuration-specific: 3 of 8 checked SKUs. Only the listed SKUs/configurations are evidenced; not a universal model fit. Saved PartSurfer BOM; no HP fetch. OEM documentation only; not bench-tested. Config limit: in the cached HP PartSurfer BOMs this part is listed on 3 of 9 checked product numbers (231L4US, 26H45US, 3C6W4US); confirm your product number on HP PartSurfer before ordering.

Source:HP PartSurfer
Source notes

PartSurfer BOM (saved cache) 231L4US / Drive; HP description: "SKO-SSD 512GB PCIe-4x4 2280 NVMe M.2"; US product numbers: 231L4US, 26H45US, 3C6W4US. Saved PartSurfer BOM checked offline 2026-10-29, no HP fetch (via FOB-CX-001).

HP ProBook 450 G8

Business Laptop Display: 15.6"
View Model →
Fitment Details:

configuration-specific: 4 of 8 checked SKUs. Only the listed SKUs/configurations are evidenced; not a universal model fit. Saved PartSurfer BOM; no HP fetch. OEM documentation only; not bench-tested.

Source:HP PartSurfer
Source notes

PartSurfer BOM (saved cache) 2Z2A0US / Drive; HP description: "SKO-SSD 512GB PCIe-4x4 2280 NVMe M.2"; US product numbers: 2Z2A0US, 3F7P3US, 4J4R7US, 64Y01US. Saved PartSurfer BOM checked offline 2026-10-29, no HP fetch (via FOB-CX-001).

HP EliteBook 830 G7

Business Laptop Display: 13.3"
View Model →
Fitment Details:

configuration-specific: 1 of 8 checked SKUs. Only the listed SKUs/configurations are evidenced; not a universal model fit. Saved PartSurfer BOM; no HP fetch. OEM documentation only; not bench-tested. Config limit: in the cached HP PartSurfer BOMs this part is listed on only 1 of 9 checked product numbers (26H63US); confirm your product number on HP PartSurfer before ordering.

Source:HP PartSurfer
Source notes

PartSurfer BOM (saved cache) 26H63US / Drive; HP description: "SKO-SSD 512GB PCIe-4x4 2280 NVMe M.2"; US product numbers: 26H63US. Saved PartSurfer BOM checked offline 2026-10-29, no HP fetch (via FOB-CX-001).

HP EliteBook 840 G7

Business Laptop Official support
View Model →
Fitment Details:

configuration-specific: 1 of 8 checked SKUs. Only the listed SKUs/configurations are evidenced; not a universal model fit. Saved PartSurfer BOM; no HP fetch. OEM documentation only; not bench-tested.

Source:HP PartSurfer
Source notes

PartSurfer BOM (saved cache) 209J0US / Drive; HP description: "SKO-SSD 512GB PCIe-4x4 2280 NVMe M.2"; US product numbers: 209J0US. Saved PartSurfer BOM checked offline 2026-10-29, no HP fetch (via FOB-CX-001).

HP ProBook 640 G8

Business Laptop Display: 14"
View Model →
Fitment Details:

configuration-specific: 1 of 8 checked SKUs. Only the listed SKUs/configurations are evidenced; not a universal model fit. Saved PartSurfer BOM; no HP fetch. OEM documentation only; not bench-tested. Config limit: in the cached HP PartSurfer BOMs this part is listed on only 1 of 8 checked product numbers (55F30US); confirm your product number on HP PartSurfer before ordering.

Source:HP PartSurfer
Source notes

PartSurfer BOM (saved cache) 55F30US / Drive; HP description: "SKO-SSD 512GB PCIe-4x4 2280 NVMe M.2"; US product numbers: 55F30US. Saved PartSurfer BOM checked offline 2026-10-29, no HP fetch (via FOB-CX-001).

Fits these models

Summary of the documented fits above (sources on each model card); not bench-tested.

ModelBrandType
HP EliteBook x360 830 G8HPBusiness laptop
HP ProBook 440 G8HPBusiness laptop
HP EliteBook 850 G7HPBusiness laptop
HP ProBook 450 G8HPBusiness laptop
HP EliteBook 830 G7HPBusiness laptop
HP EliteBook 840 G7HPBusiness laptop
HP ProBook 640 G8HPBusiness laptop

Fit check: Always confirm the OEM part/FRU number on your machine's label or in the service manual before buying. HP PartSurfer

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.