![electrical - Can someone tell me what/how there are 4 wires on one switch and if they're necessary? - Home Improvement Stack Exchange electrical - Can someone tell me what/how there are 4 wires on one switch and if they're necessary? - Home Improvement Stack Exchange](https://i.stack.imgur.com/H0Ui8.jpg)
electrical - Can someone tell me what/how there are 4 wires on one switch and if they're necessary? - Home Improvement Stack Exchange
Is it possible to wire up multiple 4 way switches with power coming into one 4 way and the lights connected to the other? - Quora
![4 way switch wiring - Power from light fixture to light switch setup - Devices & Integrations - SmartThings Community 4 way switch wiring - Power from light fixture to light switch setup - Devices & Integrations - SmartThings Community](https://global.discourse-cdn.com/smartthings/optimized/3X/c/a/ca7835be61bffcab86c8b6bd7f2bd27eb227d791_2_375x500.jpg)
4 way switch wiring - Power from light fixture to light switch setup - Devices & Integrations - SmartThings Community
![electrical - How can I eliminate some of the switches in a 4-way circuit? - Home Improvement Stack Exchange electrical - How can I eliminate some of the switches in a 4-way circuit? - Home Improvement Stack Exchange](https://i.stack.imgur.com/ALdcu.png)