World’s largest hydrogen panel

A 2.3m² step towards scalable solar hydrogen production In the depths of Deeptech Pitches during a freezing afternoon at Northern Power 2026, Oulu, Finland, the audience felt a bizarre breeze as the R&D team of ZUN-H took the stage in…

Welcome to the Sun Age.

We are the ZUN-H and ready to build the next energy era. Hi! After months of working quietly, we’re starting to share what we’ve been building. We’re developing a new way to produce clean hydrogen — directly from sunlight and…