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Q-Lab Tester Software

Q-Lab Tester Software

This page lists the most recently-released software versions for QUV, Q-SUN, and Q-FOG testers.

These apply to all Q-Lab testers with a Gen 3 & Gen 4 main controllers, which can be identified by the presence of a blue circuit board. Gen 4 controllers feature dual, full-color touchscreen displays.

Please contact our repair team by phone at +1-440-835-8700, by email, or by completing the form. Q-Lab Repair personnel will contact you to discuss your situation and, when applicable, provide you with necessary software files and instructions to perform an update.

Complete This Form to Obtain Software Files or For Additional Information.

Required updates must be installed immediately, as they address issues that may affect strongly tester performance and/or pose a safety concern.

Recommended updates should be installed as soon as possible, as they offer a significant improvement and/or make an important correction.

Optional updates should not be installed unless Q-Lab personnel have directed you to do so.

QUV_Gen4_200

QUV Software

Version Update Type Description

5.360

Gen 4

Recommended version for QUV testers with Gen 4 main controller.
Includes all updates and 17 languages.

4.350 Gen 3 Recommended version for QUV testers with Gen 3 main controller.
Q-SUN_Gen4_200

Q-SUN Software

Version Update Type Description
4.340 Gen 4

Recommended version for Q-SUN testers with Gen 4 main controller.
Includes all updates and 17 languages.

3.350 Gen 3 Recommended version for Q-SUN Testers with Gen 3 main controller
q-fog gen4

Q-FOG Software

Version Update Type Description
6.380 Gen 4

Recommended version for Q-FOG testers with Gen 4 main controller.
Includes all updates, overtemperature protection, shower flow normalization, ambient damper and TSSB optimization, and 17 languages.

5.460 Gen 3 Recommended version for Q-FOG Testers with Gen 3 main controller