BUY SKN20/12 https://www.utsource.net/itm/p/1871154.html
Rectifier Diode
SKN20/12 is a four-pin, single-phase bridge rectifier diode. It is used to convert alternating current (AC) to direct current (DC). The device has a maximum forward current rating of 20A and a maximum reverse voltage rating of 1200V. It is commonly used in power supplies, battery chargers, and other power conversion applications. (For reference only)