LED’S COPY THE SUN
Flash your way to PV success
LED solar simulators from WAVELABS add value to early-stage photovoltaic R&D, production, and certification. Test solar cells and modules—in the field, in the factory, or in the lab—to boost your PV business in a flash.
LED’S INSPIRE
Get a first impression about us in 30 seconds.
A short video is worth a thousand words. WAVELABS takes pride in the class leading technology we produce. Meeting the industry’s needs is a core mission of the company, and the team that leads it.
LED’S ACHIEVE WORLD-CLASS ACCURACY
SINUS-3000 ADVANCED @ PTB
Advanced testing capabilities for industry and research: Dr. Stefan Riechelmann, head of PTB’s Solar Module team, shares his experience in utilizing advanced calibration systems.
LED’S GET UP TO DATE
News Flash
The inside story on the latest developments from WAVELABS.
Eternal Sun acquires WAVELABS to form an unparalleled metrology offering
The Hague/Leipzig, June 2025 – Eternal Sun, the Dutch specialist in solar module testing and characterization solutions, has acquired the key assets of the German company WAVELABS Solar Metrology Systems GmbH. The acquisition was structured as an asset deal resulting in a newly founded subsidiary; WAVELABS Eternal Sun GmbH, based in Leipzig. WAVELABS, recognized globally for its cutting-edge LED-based [...]
The SINUS-1000 ADVANCED mini-module tester paves the way for scalable perovskite PV technology
Leipzig, Germany, May 6, 2025 – WAVELABS, the award-winning German developer and manufacturer of LED-based solar metrology systems, is expanding its product portfolio with the launch of the new mini-module tester SINUS-1000 ADVANCED. This solar simulator goes beyond traditional photovoltaic research—it is a dedicated solution for R&D departments at module manufacturers seeking to scale up not only wafer-based, but [...]
LED-based analysis of multijunction solar cells
LED's MEASURE TANDEMS Tandem Cells Demand High Accuracy For tandem cells, I-V measurements that lack careful tuning of the spectrum or stabilization, result in significantly distorted I-V curves, short-circuit current (Isc), and fill factor (FF), which are not representative of real-world conditions. NREL’s survey of tandem cell measurement methodologies found that only a fifth of the published [...]
Data Analysis at WAVELABS – LED’s Shine the Spotlight on Dr. Bernhard Klöter
Listen in to our interview with Lead Software Engineer and Data Analyst Dr. Bernhard Klöter. In part one, he sheds some light on his work at WAVELABS and what’s ahead. In the second part of our interview with Dr. Bernhard Klöter, we take a brief look at the challenges of modern data analysis and discuss what [...]
A team united by common values
The success of WAVELABS has always depended upon our team of specialists. Collaboration is key to the way we work. Above all, WAVELABS is committed to leaving the world and our communities in better shape than we found them.
These values have resulted in deep connections with customers and industry experts along the way. Add an openness to innovation, and you have the heart of the WAVELABS story.
Leading through innovation
WAVELABS is managed by an executive team with extensive experience in the technology sector. Team members have worked with a number of renowned organizations including Fraunhofer Institute for Solar Energy Systems, Research Centre Jülich and Q-Cells SE.
They are excited about the future, and the role WAVELABS will play in crafting that future.
Management team
Carsten W. Hense
CEO
Dr. Sascha Esefelder
DIRECTOR PRODUCT DEVELOPMENT
Susanne Hirsch
DIRECTOR PROJECT SALES & SERVICE
Jason Nutter
DIRECTOR PROJECT SALES & SERVICE
Dr. Bernhard Klöter
LEAD SOFTWARE ENGINEERING AND DATA ANALYSIS
Britta Mette
LEAD QUALITY ENGINEERING
Katharina Kuschel
LEAD PRODUCTION
Wintri Markito
LEAD PROCUREMENT
Founders
Dr. Torsten Brammer
CO-FOUNDER/ STRATEGIC BUSINESS DEVELOPMENT
Dr. Thankmar Wagner
CO-FOUNDER/ STRATEGIC BUSINESS DEVELOPMENT
Jörn Suthues
CO-FOUNDER/ STRATEGIC BUSINESS DEVELOPMENT