When are solar module and inverter prices updated?

Solar Module Retailer Prices are updated on Monday. Solar System and Inverter Retailer Prices are updated on Friday.

How much do Topcon modules cost?

On a forward-looking basis, OPIS is assessing the cost of TOPCon modules in the first quarter of 2026 at $0.276/W, and Mono PERC modules in the same period at $0.266/W. Market sources continue to see price quotes for utility scale TOPCon modules DDP U.S. from Laos and Indonesia between $0.21 and $0.24/W.

How much does a DDP Topcon 600 W module cost?

Europe: DDP Europe TOPCon 600 W module prices rose by 1% on the week to €0.100 ($0.11)/W, with indications between a low of €0.095/W and a high of €0.108/W for Tier 1 panels.

Why did inverter prices drop 2%?

Hybrid inverters dropped by 2% across both the <15kW and >15kW categories, reflecting sustained competition and available stock. On-grid inverters also saw a marginal 1% decline for small systems (1–15kW), while prices for larger systems (>15kW) held steady. Inverter prices dropped across the board.

Which inverter brands are most popular in May?

Hybrid inverters: Deye leads with momentum In the hybrid inverter category, There was slight movement among the most popular hybrid inverter brands. On-grid inverters: Huawei continues to dominate the on-grid inverter market in May, with Sungrow closing in: SMA firmly positioned in the top 3 for the third consecutive month.