PCI\VEN_8086&DEV_15D5
Ethernet SDI Adapter FM10420-25GbE-DA2 driver
PCI\VEN_8086&DEV_15D5 is the Intel Corporation Ethernet SDI Adapter FM10420-25GbE-DA2, an Ethernet device. Without it the wired port shows as an Ethernet Controller under Other devices and the cable does nothing. Get it from Windows Update or your PC maker first; the chip maker's own package is on intel.com.
Device details
| Hardware ID | PCI\VEN_8086&DEV_15D5 |
|---|---|
| Device name | Ethernet SDI Adapter FM10420-25GbE-DA2 |
| Maker | Intel Corporation (PCI vendor ID 8086) |
| Device type | Ethernet |
| Driver guide | The right Intel Ethernet driver |
| Latest official package | Intel Network Adapter Driver for Windows 11 (Wired_driver_31.3_x64.zip) 31.3, October 16, 2026 |
| Known OEM variants | 1 |
PCs and boards that use this chip
Each line is a subsystem ID: the full hardware ID ends in SUBSYS_ plus these eight characters when the Ethernet SDI Adapter FM10420-25GbE-DA2 is built into that maker's product.
| Full hardware ID ending | Maker | Product |
|---|---|---|
SUBSYS_00018086 | Intel Corporation | Ethernet SDI Adapter FM10420-25GbE-DA2 |
If your SUBSYS matches a laptop or board maker in this list, that maker's support page has the version tested for your model.
How to install the driver for Ethernet SDI Adapter FM10420-25GbE-DA2
- Confirm the ID. In Device Manager, right-click the device, open Properties, then Details, and pick Hardware Ids. The first line should start with
PCI\VEN_8086&DEV_15D5. - Try Windows Update. Settings, Windows Update, Advanced options, Optional updates. Network drivers may appear here once another connection works, such as Wi-Fi or a phone hotspot.
- Check your PC maker. Enter your model or serial number on its support site and look under Networking or LAN.
- Use the chip maker's package. Intel Network Adapter Driver for Windows 11 (Wired_driver_31.3_x64.zip) on intel.com. Our the right intel ethernet driver guide explains which package fits.
- Restart and check. Plug in the cable and check that Windows shows a wired connection.
Other Intel ethernet IDs
VEN_8086&DEV_15BCEthernet Connection (7) I219-VVEN_8086&DEV_15BDEthernet Connection (6) I219-LMVEN_8086&DEV_15BEEthernet Connection (6) I219-VVEN_8086&DEV_15D0Ethernet SDI AdapterVEN_8086&DEV_15D6Ethernet Connection (5) I219-VVEN_8086&DEV_15D7Ethernet Connection (4) I219-LMVEN_8086&DEV_15D8Ethernet Connection (4) I219-VVEN_8086&DEV_15DFEthernet Connection (8) I219-LM
Device names: The PCI ID Repository, public data. We never host driver files: downloads come from the maker.