Safety performance is an important indicator of cooling fans. Especially for DC cooling fans exported to Europe, America, Japan and other developed countries, customers generally need safety regulations. In fact, there are relatively few types of DC cooling fans, mainly there are several The next few strictest requirements should be the UL safety regulations in the United States. The factory has to be reviewed four times a year. If there are manufacturers who misapply safety regulations, they will close the safety regulations window. It will cost a specification to apply for safety regulations. Tens of thousands of pieces, hundreds of specifications for cooling fans, safety regulations are a big investment, followed by CE safety regulations in Europe, this is relatively simple for DC cooling fans, and the cost is not high. Nada’s CSA safety regulations, and Germany’s TUV safety regulations, there are not many manufacturers applying for these two, mainly because there are not many customers who require these two safety regulations. The cooling fan manufacturers target 12V DC cooling fans. Most of them have applied for UL safety regulations, and most of the small sizes have also applied for 5V UL safety regulations. For large-size and high-power DC cooling fans, we have applied for 24V and 48V UL safety regulations, and CE safety regulations. More comprehensive. The copyright of the dynamic information of the micro DC fan belongs to the cooling fan manufacturer. Please do not reprint the whole article. Any violation will be held for legal responsibility. If you need more information about the cooling fan manufacturer, please click on the product display.