Panasonic starts ENEFACE solar glass business, mass production moved to 2029
Panasonic Holdings has begun business activities for its glass-type perovskite solar cell ENEFACE, with full mass production now set for April 2029.
Panasonic Holdings has begun business activities for ENEFACE, its glass-type perovskite solar cell, the company announced on October 21, 2026. The company also said full mass production will start in April 2029, one year earlier than originally planned.
Pre-mass-production ENEFACE products began shipping from Panasonic's Moriguchi site in Osaka Prefecture in September 2026, according to watch.impress.co.jp. These are laminated glass units with a maximum size of 1.8 by 1 meters and glass thicknesses of 3mm+3mm or 6mm+6mm.
Mass-produced units will start at 1.8 by 1.2 meters, with thickness options of 3+3, 4+4, 5+5 and 6+6mm. Production will take place at Panasonic's Nagahama site in Shiga Prefecture.
ENEFACE has obtained a certified conversion efficiency of 18.1% at a 30cm-square size. The product was also installed and began operating at the Kobe port facility Kamomeria in September 2026.
Panasonic had originally planned full mass production of ENEFACE for April 2030.
Quick answers
When will full mass production of Panasonic's ENEFACE begin?
Full mass production is scheduled to start in April 2029 at Panasonic's Nagahama site in Shiga Prefecture, one year earlier than the original April 2030 plan.
What conversion efficiency has ENEFACE achieved?
ENEFACE has obtained a certified conversion efficiency of 18.1% at a 30cm-square size.
Where has ENEFACE already been installed?
The product was installed and began operating at the Kobe port facility Kamomeria in September 2026.