This constant voltage switching power supply transformer is a core power supply device specially designed for low-voltage light strip systems. It integrates stable output, safety protection and high energy efficiency, and is applicable to multiple scenarios such as home decoration, commercial lighting and landscape lighting, providing continuous and reliable power support for the operation of light strips. From the ambient light strips in the living room of a home, the soft night lights in the bedroom, to the decorative lighting in the display Windows of shopping malls and the lighting projects of outdoor landscapes, this constant voltage switching power supply transformer, with its stable performance, comprehensive protection and convenient user experience, provides a safe, efficient and reliable power supply solution for low-voltage light strip systems. It is an ideal supporting equipment in the field of low-voltage lighting.