TaiyangNews PV Price Index: CW18 2026

Weekly Overview On Prices For Polysilicon, Wafers, Cells, Modules & Solar Glass
Price Index CW18 2026
Price Index CW18 2026Taiyangnews.info
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Price Index CW18 2026
Price Index CW18 2026Taiyangnews.info

Calendar Week 18 was largely flat compared to Calendar Week 17, with only 2 products registering week-on-week (WoW) changes.

Price Index CW18 2026 Polysilicon Graph
Price Index CW18 2026 Polysilicon GraphTaiyangnews.info

The polysilicon category had another stable week in CW18, though prices remained down in the low double digits month-on-month (MoM)

Price Index CW18 2026 Solar Wafer Graph
Price Index CW18 2026 Solar Wafer GraphTAiyangnews.info

Among wafers, n-type 210 mm, 130 µm recorded a 0.4% increase WoW – its first upward movement in several weeks – while other wafer types remained stable WoW. 

Price Index CW18 2026 Solar Cell Graph
Price Index CW18 2026 Solar Cell GraphTaiyangnews.info

Cell prices were also unchanged WoW but remained down in the high single digits to low double digits both MoM and year-to-date (YtD).

Price Index CW18 2026 Solar Module Graph
Price Index CW18 2026 Solar Module GraphTaiyangnews.info

China Project Price (≥595W) declined by 0.4% WoW and is now priced lower than ≥585W and ≥615W, while other module types were stable WoW.

Price Index CW18 2026 Solar Glass Graph
Price Index CW18 2026 Solar Glass GraphTaiyangnews.info

The 2 solar glass variants remained flat WoW, following declines of 5.1% (3.2 mm) and 10.2% (2.0 mm) in CW17. 

Price Index CW18 2026
Price Index CW18 2026Taiyangnews.info

The TaiyangNews PV Price Index appears to have plateaued, at least temporarily, after several weeks of declines. Modules remain the only segment still in positive territory YtD. 

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.

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