The structure of the household small power distribution box (ready board) has a great impact on the size of the small power distribution box (ready board). Generally, if the size of the small power distribution box (ready board) is large, its internal structure will be relatively complex. The small power distribution box (ready board) used in our home generally includes: small power distribution box (ready board), distribution cabinet, distribution panel, distribution panel, electrical cabinet and other components. The small power distribution box (ready board) is installed with complete sets of devices such as switches and instrument equipment. With the progress of science and technology, people's daily power consumption system is more complex, and the size and specifications of small power distribution box (ready board) are also many, because the cabinet structure and technical parameters of small power distribution box (ready board) are different. Therefore, when choosing the small power distribution box (ready board), you can choose the size according to the requirements of your home. There are still many kinds of specifications and structures of the small power distribution box (ready board), which can generally be designed according to the needs of users.