Mini 5A 90W PWM 12V DC Motor Speed Controller Module DC-DC 4.5V-35V Adjustable Speed Regulator Control Governor Switch 24V: Amazon.com: Industrial & Scientific
DC 12V 24V 3A 21kHz PWM DC Motor Speed Regulator Controller Adjustable Speed Control Reversible Relay Module 6V-28V 1203BS: Amazon.com: Industrial & Scientific
Riorand DC 3V 6V 12V 24V 35V 5A Motor Speed Controller PWM Speed Control Ultra Small LED Dimmer（2PCS）: Amazon.com: Industrial & Scientific
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PWM DC Motor Speed Controller 12V 24V 36V 48V 20A DC Motor Driver Module High Power Current Regulator: Amazon.com: Tools & Home Improvement
1.8v 3v 5v 6v 7.2v 12v 2A 30W low voltage DC motor speed controller PWM 1803BK adjustable drive switch with speed control knob (5Pcs) - - Amazon.com
Amazon.com: ALOVECO 12 Volt DC Dimmer Switch PWM for LED RV Lights Interior, 5-24 Volts LED Ceiling Dome Lights Dimmer and Switch for Camper, Recreational Vehicle, Halogen, Auto, Truck, Marine and Strip
Amazon.com: 12V-60V 70A DC PWM Motor Speed Controller High Power Speed Control Driver Switch : Industrial & Scientific
RioRand 12V-40V 10A PWM DC Motor Speed Controller with Knob-High Efficiency, High Torque, Low Heat Generating with Reverse Polarity Protection, High Current Protection: Electric Motor Controls: Amazon.com: Industrial & Scientific
6PCS DC Motor PWM Speed Controller 3V 6V 12V 24V 35V 5A 90W with Speed Control Switch Mini LED Dimmer
RioRand Upgraded Adjustable DC Motor Speed PWM Controller 10V 12V 24V 30V Reversing Switch 120W: Amazon.com: Industrial & Scientific
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Amazon.com : PWM Motor Driver, PEMENOL DC 5V 12V 24V 150W Motor Speed Controller Adjustable Speed Regulator with Stepless Variable Rotary Switch Signal Generator Driver Module : Tools & Home Improvement
Amazon.com: uniquegoods 6V 12V 24V 28V 3A 80W DC Motor Speed Controller (PWM) Speed Adjustable Reversible Switch 1203BB DC Motor Driver Reversing : Industrial & Scientific
HiLetgo 12V~40V 10A PWM DC Motor Speed Control Switch Controller Voltage Regulator Dimmer for Arduino: Amazon.com: Industrial & Scientific
Greartisan 1.8V-15V 2A DC Motor Speed Controller PWM Variable Speed Regulator Governor Switch 1803BK with Speed Control Knob: Amazon.com: Industrial & Scientific
Amazon.com: RioRand RR-PWM-15V Low Voltage Dc 1.8v 3v 5v 6v 12v Motor Speed Controller, 2A PWM : Industrial & Scientific
Amazon.com: uniquegoods CCMFC 12V 2A DC Motor Speed Controller Adjustable Variable Speed Switch PWM DC Voltage Switching Regulator Control Speed of a DC Fan : Industrial & Scientific
Onyehn DC Motor PWM Speed Controller3V 6V 12V 24V 35V Speed Control Switch Mini LED Dimmer 5A 90W(Pack of 4pcs) - - Amazon.com
DaFuRui 12V~40V 10A PWM DC Motor Speed Control Switch Controller Voltage Regulator Dimmer for Arduino with Reverse Polarity Protection, High Current Protection: Amazon.com: Industrial & Scientific
DC PWM Motor Controller Reversible 12V 24V 36V 40A High Power Motor Speed Controller Switch CCM6Ds-B: Amazon.com: Tools & Home Improvement
DC 6-60V 12V 24V 36V 48V 30A PWM DC Motor Speed Controller (PWM) Speed Adjustable Stepless Governor Regulator Motor Speed Controller with Start Stop Switch: Amazon.com: Tools & Home Improvement
Low Voltage DC Motor Speed Controller PWM 1803BK 1.8V 3V 5V 6V 12V 15V 2A Low Voltage Speed Regulator Control Module Adjustable Driver (1.8V to 15V) - - Amazon.com
Onyehn 10Pcs 1.8v 3v 5v 6v 7.2v 12v 2A 30W Low Voltage DC Motor Speed Controller PWM 1803BK 1803B Adjustable Driver Switch 10 Pack: Amazon.com: Tools & Home Improvement
Amazon.com: SinLoon 3 Pin 4 Pin Fan Adapter PWM PC Chassis Cooling Fan Hub，Chassis Fan Pressure Regulating Governor，8 Way Splitter 12V Speed Controller with 6 Pin Power Port（8 Way with Cable Black ） :
