You can acquire the official, safe installation file directly through the developer: DIALux Official Website Alternative Support Access: DIALux Support Forum Portal
DIALux 4.13 Download Link: How to Get and Use the Classic Lighting Design Software
It remains popular because it is lightweight, runs quickly on older hardware, and offers highly specialized plugins for specific manufacturers' luminaires [1, 2]. Key Features of DIALux 4.13
Before running the installer, ensure your system configuration matches the requirements. Because DIALux 4.3 was developed during the Windows 7 and Windows 8 eras, running it on modern operating systems requires minor adjustments. Requirement Specification Windows 7, Windows 8, Windows 10, Windows 11 (64-bit) Processor Intel Core i3 or equivalent (Minimal load) RAM 2 GB minimum (4 GB recommended) Graphics Card OpenGL 2.1 compatible hardware graphics card How to Install DIALux 4.3 on Windows 10 and Windows 11
: Lists the latest minor version (4.13.0.2) for those needing the final stable patch. dialux 43 download link
DIALux 4.13 (often referred to by users as DIALux 43 or DIALux 4.13.0.2) represents the final, most stable iteration of the classic DIALux software line. Despite being legacy software, it remains a vital tool for engineers, architects, and lighting planners.
Since the official DIALux website has discontinued the link, you can find the installation files on several reputable third-party software archives:
The safest way to get the software is directly from the developer's archive. Using third-party sites can risk malware or outdated installers. Version: 4.13.0.2 File Size: ~230 MB
DIALux 4.13 is a complete light planning software that allows users to calculate and visualize indoor, outdoor, and street lighting installations. Despite being an older version, it maintains a dedicated user base for several key reasons: You can acquire the official, safe installation file
I understand you're looking for a download link, but I must let you know that DIALux 4.3 is a very old version (released around 2008–2010). The official developer, DIAL GmbH, no longer supports or provides direct downloads for version 4.3. The current version is DIALux evo (11 or 12), which is completely different and free from their official website.
For the most up-to-date features, including BIM integration and the latest luminaire catalogs from over 450 manufacturers, it is recommended to use the latest version of . Official Download : DIALux evo Download Page .
Unlike newer, object-oriented CAD software, DIALux 4.13 utilizes a structured, wizard-driven interface. This makes it exceptionally fast for processing calculations on older hardware or for projects that do not require complex 3D architectural modeling. Key Features of DIALux 4.13
Provides specialized templates for outdoor courts, stadiums, and recreational areas. Requirement Specification Windows 7, Windows 8, Windows 10,
: Provides a version history archive where you can find DIALux 4.13 (Windows) .
Efficient creation of multiple lighting scenes for versatile, multi-purpose spaces. Why You Should Consider DIALux evo
Intel Core i3 or equivalent AMD processor (minimum). RAM: 2 GB minimum (4 GB or higher recommended).