Perle Systems Limited - Other hardware - Perle SPEED2 LE Adapter Local Bus Driver 2.9.3.1
by Perle Systems LimitedWindows 108.1864-bitSHA-256 verified
- Manufacturer
- Perle Systems Limited
- Device
- Perle Systems Limited - Other hardware - Perle SPEED2 LE Adapter Local Bus
- Driver version
2.9.3.1- Release date
- November 21, 2014
- Supported Windows
- Windows 10, Windows 8.1, Windows 8
- Architecture
- 64-bit (x64)
- File size
- 676 KB
- File name
20702239_7ee76dbc937527138fb4eb6d7aee27a5fa6fc96c.cab- Digital signature
- Signed - catalog
pserial.cat - INF version
11/21/2014, 2.9.3.1- INF provider
- MultiTech Systems
- Device class
- Modem
- Source
- Microsoft Update Catalog
- Last verified
- July 8, 2026
- SHA-256
987ebf529f7ee529846996a7e2d9fa2df95807499b71d48fd8c72336814635ef
Supported hardware IDs (31)
- UNIMODEM09D06181
- UNIMODEM0723F1EB
- UNIMODEM9E02F7AB
- UNIMODEM45DDF43C
- SERENUM\MTS00A1
- SERENUM\MTS00B1
- SERENUM\MTS00C1
- SERENUM\MTS00C2
- SERENUM\MTS00D1
- SERENUM\MTS0306
- SERENUM\MTS0314
- UNIMODEM3D8EC8C4
- UNIMODEM2F50D568
- UNIMODEM20690AF4
- PCI\VEN_11C1&DEV_0480&SUBSYS_563411C1
- PCI\VEN_11C1&DEV_0480&SUBSYS_565611C1
- UNIMODEM05AE8298
- UNIMODEM4B67D0C2
- SERENUM\HSM0A00
- UNIMODEM9031ACE8
- SERENUM\MTS0322
- UNIMODEM07FD32DB
- SERENUM\MTS0321
- SERENUM\MTS0319
- SERENUM\MTS0317
- UNIMODEM3B06F5BB
- SERENUM\MTS0316
- UNIMODEM00000000
- UNIMODEM00000001
- SERENUM\MTSF115
- PCI\VEN_155F&DEV_B002&SUBSYS_95111415
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 10, Windows 8.1, Windows 8) 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).