- While working on power supply (PSU), it's really neccesary to control power on/off. But there is some PSU does not supported this feature. This relaybox can help.
| Name | Note |
|---|---|
| USB to UART Bridge: CP2102 | Driver: https://www.silabs.com/documents/public/software/CP210x_Universal_Windows_Driver.zip |
| Microcontroller STM8S003F3P6 | https://www.thegioiic.com/stm8s003f3p6 |
| Opto PC817 | https://www.thegioiic.com/pc817c-optoisolator-transistor-output-5000vrms-1-channel-4-dip |
| Transitor NPN channel | https://www.thegioiic.com/mmbt2222a-transistor-npn-40v-0-6a-3-chan-sot-23 |
| Relay 5VDC 10A SPDT | https://www.thegioiic.com/jq1p-5v-f-ro-le-5vdc-10a-spdt |



