electrical - Adding a dimmer to a four-way light circuit - Home Improvement Stack Exchange
ELEGRP Digital Dimmer Light Switch for 300W Dimmable LED/CFL Lights and 600W Incandescent/Halogen, Single Pole/3-Way LED Slide Dimmer Light Switch, Wall Plate Included, UL Listed, 1 Pack, Matte Black - Amazon.com
smart switch | Kasa Smart
Setting up 4 way switches - 🛎️ Get Help - Hubitat
4-way switch problem - Wiring Discussion - Inovelli Community
Zooz 800 Series Z-Wave Long Range Dimmer ZEN72 800LR - The Smartest House
Change 3 way switch to 4 way with smart dimmers - Devices & Integrations - SmartThings Community
Can you wire a lutron maestro dimmer on a 4-way switching system? - Quora
electrical - Does it matter which 3-way switch I put a dimmer at on a 4-way circuit? - Home Improvement Stack Exchange
Installing a Multi-way Brilliant Smart Dimmer Switch Setup – Brilliant Support