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MWSwitch Microwave Switch Instrument Drivers

For a complete list of all IVI drivers from Keysight, please visit

This driver download installs the IVI-C, IVI-COM, LabVIEW, and MATLAB driver components, as well as the soft front panel and kernel device driver.

Keysight modular drivers also require that Keysight IO Libraries Suite 16.0 or greater be installed. To get the latest release of the IO Libraries Suite, go to

Current Version Details
Models Supported M9155C, M9156C, M9157C
IO Libraries Required Version 16.0 or greater
Driver Types and Version

IVI-C (32/64-bit)
IVI-COM (32/64-bit)
LabVIEW (32/64-bit) 1.0
MATLAB (32 bit)

Soft Front Panel Version
IVI Classes Supported

IviSwtch 3.0
IviDriver 1.0

Minimum IVI Shared Components Version 2.1.1
Release Date Version Version Description
2014-06-30 v1.0.1.0a MWSwitch Instrument Driver Version v1.0.1.0a for Modular Microwave Switches

How to Download

  • 1. Click the Download button. 2. Select the appropriate executable file. 3. Choose Run.

How to Install

  • See Documentation


  • Does Not Require a License

Supporting Documentation


Installs on:


Operating System

  • Windows 8
  • Windows 7
  • Windows Vista


Supported Instruments

  • M9155C, M9156C, M9157C, M9155CH40, M9156CH40, M9157CH40

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