How efficient are Yingli solar panels?

Yingli Solar panels have efficiency ratings between 19.08% and 20.70% which are high-efficiency ratings. When determining a solar panel's power rating, solar panels are tested under standard test conditions, or conditions that remain constant to fairly compare and test solar panels.

What types of solar panels does Yingli Solar offer?

Yingli Solar now offers only monocrystalline, half-cell solar panels. In the past, the company provided full, polycrystalline modules. Here’s an overview of the panels Yingli Solar offers:

What is Yingli Solar power rating?

The positive power rating for Yingli solar panels is listed at 0/+5 W, meaning that the panels will not produce less than their power rating but they might produce as much as 5 W more than their highest rated wattage. What is the Yingli Solar warranty?

What is Yingli Solar?

Yingli Solar is a vertically integrated company, meaning that they are involved in every step of the solar panel manufacturing process, from the ingot stage to the module stage. Yingli Solar’s YLM GG 120 Cell is the most efficient panel offered by the brand, with a rating of 22.5%.

How temperature-tolerant are Yingli solar panels?

Yingli solar panels have temperature coefficients of -0.34 to -0.37 %/*°C. While this is decent, most modern solar modules have temperature coefficients between 0.3 and 0.7 %/*°C. However, as a vertically integrated company, Yingli manufactures everything from ingots and wafers to cells and modules, allowing it to have better control over product quality.

Are Yingli solar panels bifacial?

Chinese engineers seem to really like bifacial modules: half of Yingli Solar products are panels with an active rear side which are called Panda. The company is known for high-efficiency solar panels. Their conversion rate ranges from 19% to 22.2% which puts Yingli panels among the most efficient ones up to date.