Rosendin and ULC Technologies spent a year and a half developing a three-robot system, ENR reports, and it has had a year of field trials. Its SVP says the crew got smaller and the robot works. He also says the most expensive part was overbuilt.
Case study · February 2025 · Part 1 of 3: The Rosendin Solar Robot
The contractor says the robot halved a setting crew, at somewhat lower output, and cut panel breakage to "virtually zero." It also calls the machine a "working prototype," and building robots isn't its business.
Case study · May 2025 · Part 2 of 3: The Rosendin Solar Robot
Public patent records show Rosendin signed its robot patents over to ULC Technologies in June 2025. In February 2026, ULC assigned them, plus three related applications, to Nextpower, the company formerly called Nextracker. Nobody has announced a deal.
Case study · March 2026 · Part 3 of 3: The Rosendin Solar Robot