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20pcs/lot Slim Atx Pc Computer Motherboard Power Cable 2 Switch On / Off / Reset With Led Light - Plug & Connectors - AliExpress
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Amazon.com: RuiLing 2-Pack 2 Pin PC Power Switch Cable Button ATX Desktop Computer Case Motherboard On/Off Reset Switch Line Re-Starting Power SW Cable 50cm : Electronics
![SOLVED] Power PC by mimicking the on/off btn (optocoupler? transistor? relay?) - General Electronics - Arduino Forum SOLVED] Power PC by mimicking the on/off btn (optocoupler? transistor? relay?) - General Electronics - Arduino Forum](https://europe1.discourse-cdn.com/arduino/optimized/4X/1/2/b/12bb3de6ea6511dea789dbb97a06dd4ffb5712ca_2_1024x610.png)