各類換能器產品主要用于外置式電源，一般有插墻式和臺式兩種，提供交流/交流和交流/直流兩種變換方式，適用于各類需要外置電源的電子設備和電器產品。

Adaptors
Adaptors are mainly used in external power supply, usually divided into two kinds: plug-in type and desktop type, and there are two kinds of transformation modes: AC/AC or AC/DC, fit for the electronic equipment and electrical products which needs an external power supply.