Is a standard solar module spec within reach?

PV manufacturers, developers, and component suppliers have spent years negotiating a bewildering array of wafer and panel formats but recent developments in China hold the promise of long-awaited standardization, as Vincent Shaw reports.

Issue 09 – 2023 | Solar springs eternal

Tongwei is one of six companies reportedly backing a standard wafer dimension of 182.2 mm by 191.6 mm, but getting the whole industry to agree on this could be challenging.

Photo: Tongwei

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