Welcome to the Testo Download Centre. Here you'll find service packs, tools, etc. all free for you to download. You can also use the search bar above to find a whole host of downloadable content.
If for any reason you are unable to find the testo download you require, please contact us on +44 1420 544433 and we'll be happy to help.
NEW - Testo USB driver - V2.8
testo 350 – control unit (firmware)
testo 350 – analyser box (firmware)
In order to carry out a firmware update, please first download the brief instruction. If you are using Windows 7, we recommend that you download the bootloader first.
(* Please note for the above update you must connect your analyser to the software, then you can select your required refrigerants from the list in the EasyCool software. DO NOT ATTEMPT TO EXRACT ZIP FILE, THIS WILL NOT UPDATE AUTOMATICALLY)
Stationary Measuring Systems: