![Amazon.com: GGGarden DC-51 1/3 Phase AC 110V Motor Speed Controller Variable Adjust for DC 90V 400W : Electronics Amazon.com: GGGarden DC-51 1/3 Phase AC 110V Motor Speed Controller Variable Adjust for DC 90V 400W : Electronics](https://m.media-amazon.com/images/I/61gRFuZ1enL._AC_SX425_.jpg)
Amazon.com: GGGarden DC-51 1/3 Phase AC 110V Motor Speed Controller Variable Adjust for DC 90V 400W : Electronics
![10a Three Phase Motor Control Module Ssr Solid State Relay 3 Phase,Ac Input, Motor Reversing Ssr,Solid State Three Phase Motor R - Buy Three Phase Motor Control Module,Solid State Relay,3 Phase Motor Control 10a Three Phase Motor Control Module Ssr Solid State Relay 3 Phase,Ac Input, Motor Reversing Ssr,Solid State Three Phase Motor R - Buy Three Phase Motor Control Module,Solid State Relay,3 Phase Motor Control](http://sc04.alicdn.com/kf/H07837ad3e623472688dbb8abd3e56c10u.jpg)
10a Three Phase Motor Control Module Ssr Solid State Relay 3 Phase,Ac Input, Motor Reversing Ssr,Solid State Three Phase Motor R - Buy Three Phase Motor Control Module,Solid State Relay,3 Phase Motor Control
![Variable Frequency Drive 18.5kw Vfd For Electric Motor Controllers 3 Phase Ac Drive - Buy Ac Motor Speed Controller,Vfd 18.5kw,18.5kw Ac Motor Drive Product on Alibaba.com Variable Frequency Drive 18.5kw Vfd For Electric Motor Controllers 3 Phase Ac Drive - Buy Ac Motor Speed Controller,Vfd 18.5kw,18.5kw Ac Motor Drive Product on Alibaba.com](http://sc04.alicdn.com/kf/Hd8f5fb9950eb4a6d858793c5402163d4P.jpg)
Variable Frequency Drive 18.5kw Vfd For Electric Motor Controllers 3 Phase Ac Drive - Buy Ac Motor Speed Controller,Vfd 18.5kw,18.5kw Ac Motor Drive Product on Alibaba.com
![IR2238q 3-Phase AC Motor Controller IC - China Electronic Component, Electronics | Made-in-China.com IR2238q 3-Phase AC Motor Controller IC - China Electronic Component, Electronics | Made-in-China.com](https://image.made-in-china.com/202f0j00PrRfSgEyaibZ/IR2238q-160-3-Phase-AC-Motor-Controller-IC-160-.jpg)
IR2238q 3-Phase AC Motor Controller IC - China Electronic Component, Electronics | Made-in-China.com
![Three-phase AC Torque Motor Controller Electronic Voltage Regulator Controller with Inductive (Resistive) Load - - Amazon.com Three-phase AC Torque Motor Controller Electronic Voltage Regulator Controller with Inductive (Resistive) Load - - Amazon.com](https://m.media-amazon.com/images/I/51GKk2c-lzL._AC_SY355_.jpg)
Three-phase AC Torque Motor Controller Electronic Voltage Regulator Controller with Inductive (Resistive) Load - - Amazon.com
![Variable Frequency Drive, 3 Phase Adjustable Speed Controller Inverter VFD 380V 1.5kW for Motor Speed Control: Amazon.com: Industrial & Scientific Variable Frequency Drive, 3 Phase Adjustable Speed Controller Inverter VFD 380V 1.5kW for Motor Speed Control: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/61fz+QLS7JL._SL1001_.jpg)
Variable Frequency Drive, 3 Phase Adjustable Speed Controller Inverter VFD 380V 1.5kW for Motor Speed Control: Amazon.com: Industrial & Scientific
![Need help selecting the right speed controller for a 3-phase AC motor - Electrical Engineering Stack Exchange Need help selecting the right speed controller for a 3-phase AC motor - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/DSFmR.jpg)