Download __exclusive__: Dialux 4.13.0.2
A word of caution. While Dialux 4.13.0.2 itself is and legal to download from the official archive, you must verify your professional obligations:
Video tutorials are available on platforms like YouTube and Bilibili, covering topics from basic interface navigation to complex lighting calculations. Many tutorials are available in multiple languages, including English, Chinese, and Japanese.
Yes, you can install both DIALux evo and DIALux 4.13.0.2 on the same computer and work with both versions in parallel. However, project compatibility is limited: only DIALux 4 interior projects can be imported into evo.
How to proceed (practical steps)
Even if you download an older version, make sure to check for plugin updates, as luminaire databases are updated daily.
: Includes robust tools for road lighting, sports field illumination (with advanced floodlight aiming), and emergency lighting.
Unlike the modern, ribbon-based layout of DIALux evo, version 4.13 offers a simpler, tree-structure navigation menu that many veteran engineers find faster to navigate for standard projects. Dialux 4.13.0.2 Download
DIALux 4.13 can calculate emergency lighting for escape routes and critical areas, ensuring compliance with safety regulations.
Since this software was designed for older Windows versions, you might encounter permission issues on Windows 10/11. Follow these tips for a smooth installation:
Key features and workflows in Dialux 4.x A word of caution
Always download software directly from the official DIAL website or verified manufacturer portals. Third-party download sites may distribute modified or outdated versions that could contain security risks. The official DIAL website remains the safest way to obtain the software.
: Sites like Uptodown and Filerox host older versions of DIALux, including 4.13.
DIALux 4.13.0.2 is the final version of the "classic" DIALux software series. While it is technically outdated and has been succeeded by DIALux evo Yes, you can install both DIALux evo and DIALux 4
Version is a specific maintenance release. The ".0.2" suffix indicates it was a minor bug-fix patch applied to the 4.13 main branch. Users who remember this era describe it as the "swiss army knife" of lighting calculation—reliable, snappy, and predictable.
Unlike the "evo" series, which introduced a fully 3D, CAD-like, free-form modeling environment, Dialux 4 relied on a more structured, room-based approach. It was a that prioritized calculation speed and compatibility with older hardware.