IHC New-Style Rotary Light Switch Knob - The Brillman Company
Tuya Smart Home Zigbee Dimmer Switch Knob Glass Panel Rotary Light Switch Timing APP Remote Control for Alexa Google Gateway - AliExpress
IHC/Farmall 12-Volt Rotary, 4-Position Light Switch - The Brillman Company
Amazon.com: GE Single Pole Rotating Dimmer Switch, Rotate On/Off, Use with Dimmable LED, CFL, and Incandescent Bulbs, Includes Two Knob Colors, UL Listed, White/Light Almond, 18021 : Sports & Outdoors
Zing Ear Rotary Turn Knob Canopy Switch For Lighting & Fans Single Pole 3 Way 6A | eBay
3A Dimmer Switch Dimmer Rotary Switch with Aluminum Knob for Table Lamp: Amazon.com: Tools & Home Improvement