Sealevel Systems, Inc. Dual Port Software-Selectable Serial RS-232/422/485 (R9274)

Download MultiPortSerial drivers for Windows, that can help resolve Sealevel Systems, Inc. Dual Port Software-Selectable Serial RS-232/422/485 (R9274) PC issues. Check and update all PC drivers for Windows 11, 10, 8.1, 8, and 7 (32-bit/64-bit)

Driver Description

Manufacturer: Sealevel Systems, Inc.

Driver type: Input Devices

Latest update: 2019-07-25

Versions:

5.1.1.9

File size: 9KB

PNPID Description: Dual Port Software-Selectable Serial RS-232/422/485 (R9274)

Hardware IDs:

PCI\VEN_13A8&DEV_0352&SUBSYS_0011135E

Supported OS:

Windows 7

Windows 8

Windows 10

Windows 11

Update Windows Drivers

Check and update all PC drivers for your computers for any operation system: Windows 11, Windows 10, Windows 7 and Windows 8.

Download PC drivers with Outbyte Driver Updater

No viruses or unwanted programs. Installation files were scanned by AVarmor. Last check: 28.08.2025

Outbyte Driver Updater gets only official drivers made exactly for each device being updated