DC 12-110V 5A PWM Motor Speed Controller, AC 12-110V DC 15-160V Directly Input Electric Motor Control Module 300W for MACH3 Motor,Pumps, Fans: Amazon.com: Industrial & Scientific
Pulse Width Modulation (PWM) Techniques
power supply - AC/DC SMPS- How to do PWM - Electrical Engineering Stack Exchange
Simulation of AC to Dc to AC PWM converter - YouTube
Circuit diagram of a three-phase PWM AC-DC voltage source converter | Download Scientific Diagram
Input AC 220V output DC 10-210V PWM Controller Brush 220V DC motor speed regulator | electrical center b2c