PWM AC Light Dimmer Module 50Hz 60Hz Triac from KRIDA Electronics on Tindie
AC Light Dimmer Module For PWM Controller 1 Channel 3.3V/5V Logic AC 50hz 60hz 220V 110V RobotDyn for Arduino - products that work with official Arduino boards
Zhuhai RobotDyn Technology Co. RobotDyn 4 Channel Arduino Light Dimmer, Arduino Dimmer Module, Arduino AC Light Dimmer Controller, AC Dimmer Module for Arduin
Wireless AC Light Dimmer with Android Bluetooth & Arduino