Intel(R) Serial IO I2C Host Controller - 51E9 driver
Hardware ID PCI\VEN_8086&DEV_51E9
- Vendor
- Intel (VEN 8086)
- Device
- Intel(R) Serial IO I2C Host Controller - 51E9 (DEV 51E9)
- Bus
- PCI / PCI Express
- Drivers
- 1
- Windows
- Windows 10Windows 11
Recommended driver
All drivers for VEN_8086&DEV_51E9
| Driver | Version | Date | Windows | Bits |
|---|---|---|---|---|
| Intel Serial IO I2C Host Controller - 51E8 Driver | 30.100.2531.31 | Jul 30, 2025 | Windows 10, 11 | 64-bit |
Is this your device?
- Press Win + X and open Device Manager.
- Right-click the device (usually under Other devices, with a yellow mark), choose Properties and open the Details tab.
- Select Hardware Ids in the list. If the first line starts with
PCI\VEN_8086&DEV_51E9, the drivers above are for your device.
More about hardware IDs · Fix common device errors
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