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U1253A Firmware (Version V1.20)

System Requirements:
U1253A Firmware (Version V1.20) will run using the recommended minimum PC operating requirement as follow:

Processor type or minimum speed, etc. - 1.0 GHZ Pentium III or higher
Minimum memory - 256 MB or higher recommended
Minimum mass storage - 1 GB

32-bit Platforms
32-bit Platforms Windows 2000, Windows XP and Windows Vista.

Supported Model
Keysight U1253A

Please connect the U1253A OLED DMM to your PC using the U1173A IR-USB cable. The U1173A is sold separately.

Firmware Update Instructions

Please follow U1253A firmware update procedures as below:

1. Click setup.exe to begin installation setup.

2. After completely installed, you can find a FlashDownload directory from window start up menu.

3. The Keysight U1253A Firmware Update utility box will appear.

u1253 firmware

4. Click on Device Auto Search to auto select the correct COM port.

5. Click on Start to update the firmware.

Release Date Version Version Description
2009-05-25 1.20 Download the latest version of firmware for your U1253A.

How to Download

  • See Above

How to Install

  • See Above


  • Does Not Require a License

Installs on:


Operating System

  • Windows Vista
  • Windows XP
  • Windows 2000


  • See Above

Supported Instruments

  • U1253A