![Why do some SMPS power supplies require an input voltage select switch? - Electrical Engineering Stack Exchange Why do some SMPS power supplies require an input voltage select switch? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/zWdO5.jpg)
Why do some SMPS power supplies require an input voltage select switch? - Electrical Engineering Stack Exchange
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![Why do some SMPS power supplies require an input voltage select switch? - Electrical Engineering Stack Exchange Why do some SMPS power supplies require an input voltage select switch? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/1jiaD.png)
Why do some SMPS power supplies require an input voltage select switch? - Electrical Engineering Stack Exchange
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Voltage Selector Slide Switch 115V to 230V 3 Pins Voltage Selector Slide Switch - China Slide Switch, Select Switch | Made-in-China.com
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