• Innovative LED Technology for A+A+A+ sun simulator!

    LED is the future for sun simulators! The long life time of the LED, the stable light source over the lifetime and the long puls length is the base for better measuring results and for less operation costs.

  • Proven EL technology for the PV production process!

    With more than 300 sold electroluminescence inspection systems is MBJ one of the leading suppliers for EL systems in the PV industry.

  • Solutions to meet the needs!

    Our systems are adaptable to your needs. Higher speed or a new cell design like half cut cells we always have the right solution for you.

  • Proven EL system meets innovative LED technology!

    Our new Backend solution combines the TÜV certified tripple A+ LED sun simulator with a hipot and grounding test and our proven EL technology.


Electroluminescence makes hidden defects like micro cracks visible for the human eye. This technology improves your production quality and is a valuable help for production process optimization.  

> Learn more about electroluminescence ...

News from MBJ

24.05.2017: MBJ Solutions presents A+A+A+ LED sun simulator for modules   [more]

03.11.2016: MBJ Solutions presents the new Backend Solution: a new backend concept for the module production   [more]

04.06.2015: InterSolar: 2nd Generation of Electroluminescence Inspection Systems   [more]

MBJ Solutions GmbH is exhibitor at the InterSolar Europe May 31. - June 2. in Munich. Discuss with us about the newest developments in the area of LED sun simulators. Our booth is in hall A2 stand 157.