Yingli Energy Development Co Ltd
YL550DF72 e/2
TIER 2
Monocrystalline
550
Pmax (W)
21.83%
Efficiency
—
Voc
30Y
Warranty
Technical Specifications
| Brand | Yingli Energy Development Co Ltd |
| Model | YL550DF72 e/2 |
| Max Power (Pmax) | 550W |
| Efficiency | 21.83% |
| Cell Type | Monocrystalline |
Above-Average Efficiency: At 21.83% efficiency, this module offers above-average energy conversion for its class.
📋 Data verified: June 2026
📄 Specs based on STC (1000 W/m², 25°C, AM 1.5)
🏷️ 12 Yingli Energy Development Co Ltd models in database
FAQ
What are the dimensions and weight of the Yingli Energy Development Co Ltd YL550DF72 e/2?
Dimensions vary by configuration.
What is the max power output of the Yingli Energy Development Co Ltd YL550DF72 e/2?
The Yingli Energy Development Co Ltd YL550DF72 e/2 is rated at 550W under STC (1000 W/m², 25°C, AM 1.5).
How efficient is the Yingli Energy Development Co Ltd YL550DF72 e/2?
This panel has 21.83% efficiency, which is above average efficiency for commercial solar panels.
How long is the warranty for the Yingli Energy Development Co Ltd YL550DF72 e/2?
The YL550DF72 e/2 comes with a 30-year product warranty covering defects and degradation.