Microsoft Surface I/O board EP2-87438

Microsoft spare part description: "USB-A and Audio Jack".

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Compatible Business Laptop Models (1)

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

Fits these models

Model	Brand	Last checked
Surface Laptop 13-inch (2nd Edition)	Microsoft	2026-10-28

Surface Laptop 13-inch (2nd Edition)

Business Laptop Form: Laptop Display: 13" Installation: Not verified

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Fitment Details:

Combined USB-A + audio jack daughterboard. Typed I/O Board. OEM documentation only; not bench-tested.

Source:learn.microsoft.com

Source notes

Microsoft Learn Surface Laptop 13-inch 2nd Edition Device Information and Service Parts, Illustrated Service Parts List. Page read 2026-10-28. Item 8 USB-A and Audio Jack (Collateral Kit): SKU Part No. EP2-87438. (via MM-LOOP-006).

Fits these models

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

Model	Brand	Type
Surface Laptop 13-inch (2nd Edition)	Microsoft	Business laptop

Technical Specifications

OEM Brand	Microsoft
Part Number	`EP2-87438`
Component Type	I/O Board

OEM Documentation Source

This part specification is recorded from official manufacturer records:

learn.microsoft.com learn.microsoft.com

Source detail

Last checked: 2026-10-28

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

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