OXPCIe958 Quad Native 950 UART Driver 1.1.2.3
by Siig, Inc.Windows 11Windows 1064-bitSHA-256 verified
- Manufacturer
- Siig, Inc.
- Device
- OXPCIe958 Quad Native 950 UART
- Driver version
1.1.2.3- Release date
- December 24, 2008
- Supported Windows
- Windows 11, Windows 10
- Architecture
- 64-bit (x64)
- File size
- 2.0 MB
- File name
20246751_c2fc282a5c95edff7f2b95e4960b917d15eb6d7b.cab- Digital signature
- Signed - catalog
siigPCIePort.cat - INF version
12/24/2008,1.1.02.03- INF provider
- SIIG, Inc.
- Device class
- Ports
- Source
- Microsoft Update Catalog
- Last verified
- July 8, 2026
- SHA-256
941ffaae8d1b5446831e138fd6deba77116b39b94d792770b09abce267e0a6f4
Supported hardware IDs (11)
- SIIGPCIEMF\*PNP0501
- PCI\VEN_1415&DEV_9513&SUBSYS_2090131F
- PCI\VEN_1415&DEV_C004&SUBSYS_2220131F
- PCI\VEN_1415&DEV_C100
- PCI\VEN_1415&DEV_C101
- PCI\VEN_1415&DEV_C118&SUBSYS_2290131F
- PCI\VEN_1415&DEV_C120
- PCI\VEN_1415&DEV_C140
- PCI\VEN_1415&DEV_C141
- PCI\VEN_1415&DEV_8403&SUBSYS_2020131F
- PCI\VEN_1415&DEV_C308&SUBSYS_2280131F
Compare with your device: Device Manager → right-click the device → Properties → Details → Hardware Ids. If one of the values above matches, this driver supports your hardware.
How to install
- Create a restore point(Start → "Create a restore point" → Create), so you can roll back if anything goes wrong.
- Verify compatibility: your Windows version (Windows 11, Windows 10) and architecture (x64)must match this driver, and your device's Hardware ID should appear in the list above.
- Download the file using the button - it comes directly from Microsoft Update Catalog.
- Optionally verify the checksum: open PowerShell, run
Get-FileHash your-download.cab -Algorithm SHA256and compare with the SHA-256 above. - Extract the .cab archive: right-click → Extract All, or run
expand -F:* file.cab C:\driver\in Command Prompt. - Install via Device Manager: right-click your device → Update driver → Browse my computer → point to the extracted folder. Alternatively run
pnputil /add-driver C:\driver\*.inf /install. - Check Device Manager: the device should show no warning icons, and the driver version should match.
How to roll back
If the device stops working after the update: Device Manager → right-click the device → Properties → Driver tab → Roll Back Driver. If the button is greyed out, use the restore point from step 1 (Start → "Recovery" → Open System Restore).