TaiyangNews PV Price Index – 2025 - CW20

Weekly Overview On Prices For Polysilicon, Wafers, Cells, Modules & Solar Glass
Price Index CW20
Price Index CW20Taiyangnews.info
Published on
Price Index CW20
Price Index CW20Taiyangnews.info

All product categories of the TaiyangNews PV Price Index saw price declines in Calendar Week 20 – the first week with declines across the board in Calendar Year 2025.

Price Index CW20 Polysilicon Graph
Price Index CW20 Polysilicon GraphTaiyangnews.info

Mirroring CW19, granular silicon prices fell another 2.7% WoW in CW20.

Price Index CW20 Solar Wafer Graph
Price Index CW20 Solar Wafer GraphTaiyangnews.info

While not to the same degree as CW19, all 3 n-type wafers again saw declines this week – 3.7% for n-type 210 mm, 3.9% for n-type 182 mm, and 4.3% for n-type 210R.

Price Index CW20 Solar Cell Graph
Price Index CW20 Solar Cell GraphTaiyangnews.info

PERC bifacial 182 mm cells declined 1.8%, while TOPCon 182 mm and TOPCon bifacial 210R cell prices declined an identical 1.1% in CW20

Price Index CW20 Solar Module Graph
Price Index CW20 Solar Module GraphTaiyangnews.info

Prices for the 2 TOPCon module declined 2.8% (182 mm) and 2.9% (210 mm) in CW20, while the BC module types were down 6.0% (655W+) and 5.0% (655W+ 210R) WoW.

Price Index_May_W20_Solar Glass_Graph
Price Index CW20 Solar Glass GraphTaiyangnews.info

Solar glass prices declined 2.1% for both listed variants.

As of CW20, only 3 of the 25 products listed on the TaiyangNews PV Price Index are in the green YtD, signifying a clear reversal of the positive trend since the start of CY2025.

The data refers to average product prices in China. The data was collected by Chinese market research firm Gessey PV Consulting.

Disclaimer: TaiyangNews does not guarantee reliability, accuracy or completeness of this price index’ content. TaiyangNews does not accept responsibility or liability for any errors in this work.

Related Stories

No stories found.
logo
TaiyangNews - All About Solar Power
taiyangnews.info