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Top 10 12 Volt Variable Speed Switch of 2020 – Consumer Guide & Reviews

Rank No. #1
RioRand 7-70V PWM DC Motor Speed Controller Switch 30A
  • Potentiometer cable(about 15CM) can be separated, with running stop brake function
  • Suitable for long hours of work:Circuit optimization design,stable
  • Adjust the motor smooth no noise no vibration,with power indication,wide duty cycle adjustment range
  • Using imported high-voltage MOS tube, three pressure 100V high-frequency low-resistance capacitors, automotive fuses
  • PWM frequency: 12KHZ
Rank No. #2
DC 12V/24V Universal Motor Speed Controller Switch for Car Truck Fan Heater Control
  • ✿ This electronic stepless speed controller is a upgraded fan heater controller with heat sink that will ensures a better heat dissipation.
  • ✿ Easy to adjust and control speed of DC motor, simple wiring and convenient to use, a great replacement for broken one.
  • ✿ Widely used for adjust motor speed, automobile fan heater control, defroster, fans speed regulation, etc.
  • ✿ Red wire connected to the positive pole of power supply and motor, blue wire connected to the negative pole of motor, black wire connected to the negative pole of power supply.
  • ✿ We strive to provide you with high quality and convenient service. You are welcome to contact us if you have any problem about our product, we will give you a satisfactory reply.
Rank No. #3
KeeYees 7-70V 30A PWM DC Motor Speed Controller Switch Control 12V 24V 36V 48V with 30 Amp Fuse
  • 【Wide Voltage】: Wide voltage input 7-70V, maximum output current 30A (If the operating voltage is high, then the operating current needs to be reduced. Please use it refer to the power, which will better protect the motor and the Controller. It is recommended that 12V within 300W, 24V within 400W, 48V within 450W, and 60V within 500W.)
  • 【Speed Control Knob】: The knob has a switch function, which can control the motor speed from 0% to 100%. Adjustable potentiometer flexible cable can be separated, the cable length is 15CM.
  • 【Optimized Design】: Wide duty cycle adjustment range; smooth motor without noise and vibration; with power indication; stable circuit design suitable for long-term work.
  • 【High Quality】: Adopt high-quality high-voltage MOS tube, three 100V high-frequency low-resistance capacitors, automotive fuses, accurate parameters, not easy to get hot, easy to replace. With aluminum case to protect internal circuit.
  • 【30A Fuse】: This set contains a 30A fuse to prevent shorting of the motor interface. Double protection of your Motor and Motor Speed Controller.
Rank No. #4
DC Motor Controller, Yeeco DC 10-60V 12V 24V 36V 48V 60V DC Motor Speed Controller, PWM Stepless Brushed Motor Control, Variable Speed Control Generator Kit with Control Switch
  • WIDELY OPERATING RANGE:Input:DC 10-60V,max drive current is 6A,Maximum wattage is 300W,PWM pulse width adjustable range: 10%-100%
  • ADJUSTABLE KNOB:DC brush motor speed driver is designed with a voltage adjustment knob, very convenient for voltage control., DC output stepless adjustable.
  • WIRING TERMINALS DESIGN: The wiring terminals adopts fence type design and is with safety cover, and there is wiring marks on each terminal, please follow the marks when you are wiring.
  • SPECIFICATION:Small Size:0.4×3.9×2.4inch, DC motor speed controller has high precision, wide speed controlling range, low power consumption and long service life
  • OCCASION:Pwm dc motor speed controller widely used for speed governing device drivers of packaging, printing, electronics, instrument meter, clothing machinery, medical machinery and other industries
Rank No. #5
uniquegoods DC Motor Speed Controller Universal DC 12V 24V 10A Electronic Stepless Speed Regulator Switch for Car Truck Fan Heater Control
  • 【【Universal】Voltage 12V or 24V. Max current: 10A. Supports continus power, 12V/100W, 24V/200W.
  • 【Heat dissipation】This electronic stepless speed controller is a upgraded fan heater controller with heat sink that will ensures a better heat dissipation.
  • 【Features】Easy to adjust and control speed of DC brushed motor, simple wiring and convenient to use, a great alternative product.
  • 【Application】Widely used for adjust DC brushed motor speed, automobile fan heater control, defroster, brushed fans speed regulation, etc.
  • 【Wiring】Red wire connected to the positive pole of power supply and motor, blue wire connected to the negative pole of motor, black wire connected to the negative pole of power supply.
Rank No. #6
DC Motor Speed Controller,Hima Brush Motor Driver Controls Module DC 9V-60V 12V 24V 36V 48V 60V Motor Pulse Width Modulator Regulator 20A 1200W PWM Monitor Dimmer Governor with Switch & Knob
  • Parameters: motor speed controller input voltage range is 9-60V, output current range is 0-20A, continuous power is 1200W.
  • Application: the dc motor driver can be used to brush motor speed regulation, light dimming regulation in the DC circuit.Note: The motor cannot be used in electric vehicles.
  • Speed Control: our motor control board can regulate motor speed by potentiometer; what's more, it support clockwise/anticlock-wise rotation adjustment.
  • Easy Wiring: thick red wire for the positive of the power supply, and thick balck for the negative; thick blue wire for the motor positive, and the thick green for the motor negative.
  • PWM: the advantage of using a pulse width modulation (PWM) method for dimming / speed regulation is that the energy of the power supply can be fully utilized and the circuit is highly efficient.
Rank No. #7
DZS Elec 2PCS Mini DC Motor PWM Speed Controller 5V 6V 12V 24V 35V 5A 90W Control Switch LED Dimmer
  • Operating voltage: DC 5-30V. Operating current :5A. Default disconnection of short circuit point, suitable for 5-35V input. Manually connect the short circuit point according your needs, suitable for low power 3-15V input.
  • Control power: 90W (maximum). Quiescent current: 0.015A (standby).
  • PWM duty cycle: 1% -100%.PWM frequency: 10khz.
  • Size: 30x24x15mm/1.18x0.94x0.59Inches (excluding handles).Package Included:2PCS.
  • Use for dc motor controls of the speed and adjust the LED light.
SaleRank No. #8
PWM DC Motor Speed Controller 9V 12V 24V 36V 48V DC 9V - 55V Pulse Width Modulation Regulator 40A 2000W Stepless Variable Speed/Forward and Reverse Switch Pulse Width Modulation DC Speed Regulation
  • ★ Product parameters: DC input voltage range 9V 12V 24V 48V 55V, output current 0-40A, power 2000W.
  • ★ Widely used: DC motor driver can be used for DC motor speed regulation and dimming.
  • ★ Speed control: Our motor control board can adjust the motor speed through potentiometers, and support clockwise/counterclockwise rotation adjustment.
  • ★ Note: Do not switch another direction when running at high speed. It can not be used on electric vehicles, nor on Unnet speed reducer motors.
  • ★ PWM: Pulse width modulation (PWM) with wide/variable speed has the advantage of making full use of the energy of the power supply, and the circuit is efficient.
Rank No. #9
DZS Elec 10A 12V-40V DC Motor Speed Controller 12V 24V PWM Variable Speed Regulator Governor Switch CCMHCN With Speed Control Knob
  • Type: DC 10A 12V-40V motor speed controller, high efficiency, high torque, low heat radiation.
  • Function: With power supply reverse polarity protection, over-voltage protection, 10A standard fuse over-load protection, more safer and reliable.
  • PWM Duty Cycle: 10%-100%, Control Power: 0.01-400W, adopting variable speed knob potentiometer to control motor speed.
  • Rated Current: 8A, Max Current: 10A, Quiescent Current: 0.02A (Standby)
  • Applications: Suitable for DC motor speed control, PLC speed control etc.
Rank No. #10
PWM Motor Speed Controller 9V 12V 18V 24V 36V 48V 60V DC 9V - 60V Pulse Width Modulation Regulator 20A 1200W Stepless Variable Speed/Forward and Reverse Switch Pulse Width Modulation
  • ★ Product parameters: DC input voltage range 9V 12V 24V 48V 60V, output current 0-20A, power 1200W.
  • ★ Widely used: DC motor driver can be used for DC motor speed regulation and dimming.
  • ★ Speed control: Our motor control board can adjust the motor speed through potentiometers, and support clockwise/counterclockwise rotation adjustment.
  • ★ Note: Do not switch another direction when running at high speed. It can not be used on electric vehicles, nor on Unnet speed reducer motors.
  • ★ PWM: Pulse width modulation (PWM) with wide/variable speed has the advantage of making full use of the energy of the power supply, and the circuit is efficient.
Rank No. #11
DC Motor Speed Controller, 9-60V DC 20A High Power PWM DC Motor Speed Regulator Stepless Variable Speed Regulator Switch Board with Button Switch and Metal Shell Product Name
  • 【PWM Speed Regulator】 The advantage of using a pulse width modulation (PWM) method for dimming / speed regulation is that the energy of the power supply can be fully utilized and the circuit is highly efficient
  • 【9-60V Voltage Adjustable】The adjustable voltage range can be truly smooth and adjustable from 9V to 60V, continuous power is 1200W. Suitable for DC motors within 20A
  • 【Motor Speed Regulation】Easily control voltage and speed via the adjustable rotary knob. It can govern speed stepless 0%-100%, using advanced technology, offering high efficiency
  • 【Durable Performance】Using high quality and delicate metal shell, no rust, safe and convenient to use. High quality circuit board ensures stable and durable performance
  • 【VIP SERVICE】As a reliable seller, we always try our best to provide good quality products as well as excellent service to our customers, your trust and business is that important to us. If you are not 100% satisfied with the quality of the product, pls feel free to contact us and let us know about the issue, you will be assisted ASAP, customer satisfaction is on our top priority
Rank No. #12
RioRand 6V 12V 24V 28V 3A 80W DC Motor Speed Controller PWM Speed Adjustable Reversible Switch 1203BB DC Motor Driver Reversing
  • The input power range is dc6-28v; the maximum continuous output current: 3a; the maximum output power: 80W
  • The switch cable length 15cm/5.9in
  • Potentiometer with switch function
  • Item size: 3.2*5*1.5 cm/1.3*2*0.4 inches; net weight: 1.13 ounces
  • Package: 1 x RioRand DC motor speed controller
SaleRank No. #13
uniquegoods CCMFC 12V 2A DC Motor Speed Controller Adjustable Variable Speed Switch PWM DC Voltage Switching Regulator Control Speed of a DC Fan
  • Package including:1 x dc motor speed controller;1 x button switch (a gift free)
  • Input supply voltage: 12VDC ; Output voltage range: 0.8V-11.3V
  • Item size:2.6*1.26*0.95 inches ; Net weight: 1.4 ounces
  • The maximum output power: 24W
  • The maximum continuous output current :2A; Suitable for the DC fan within 1A
Rank No. #14
Onyehn PWM DC 10-60V Motor Speed Controller 12V 24V 36V 48V 20A High Power HHO Driver Module RC Speed Regulator Stepless Variable Rotary Switches Pulse Width Modulator Waterproof Shell
  • Duty Cycle Adjustable: 5%-100%
  • Duty Cycle Adjustable: 5%-100%
  • Output Power: 12V*10A=120W,24*10A=240W,36V*10A=360W,48V*10A=480W
  • PWM Frequency: 25kHz
  • Practical shell,waterproof ,simple and easy-to-use,stable performance.
Rank No. #15
uniquegoods PWM DC Motor Speed Controller 6V 12V 24V 28V 3A Variable Speed Control Switch Electronic Speed Controller Dimmer 1206B with Shell
  • 【Performance】Voltage range: Input DC 6V-28V voltage range is available. The rate current: 3A. PWM frequency: 21 kHz. Duty Cycle adjustable: 0%-100%.
  • 【Potentiometer with Switch】Potentiometer speed adjustment with switching function, accurate and stable. With power indicator and white casing.
  • 【Wiring】Connect the DC motor (or DC load) to the motor terminals; connect the 6V-28V DC voltage to the circuit to ensure that the polarity of the connection is correct. Note that the voltage applied to the motor will be the supply voltage applied to the circuit; power is turned on, power indicator is on, and the power is normal; potentiometer is adjusted to control the motor speed.
  • 【Suggestion】An appropriately rated fuse (rated a little higher than the maximum current you expect to draw) is recommended to ensure safe operation.
  • 【Notes】The controller is NOT reverse-polarity protected and it will be damaged if connect the supply voltage with wrong polarity. Double check all connections before applying power and always turn off the power supply before making any wiring changes.
Rank No. #16
DC Motor Speed Controller Universal DC 12V 24V 10A Electronic Stepless Speed Regulator Switch for Car Truck Fan Heater Control
  • 【Universal】Voltage 12V or 24V. Overload current: 10A. Supports high power, 12V/120W, 24V/240W
  • 【Features】Easy to adjust and control speed of DC motor, simple wiring and convenient to use, a great replacement for broken one. Extra long knob screw to meet installation needs
  • 【Wiring】Red wire connected to the positive pole of power supply and motor, blue wire connected to the negative pole of motor, black wire connected to the negative pole of power supply
  • 【Heat dissipation】This electronic stepless speed controller is a upgraded fan heater controller with heat sink that will ensures a better heat dissipation
  • 【Application】Widely used for 12-24V DC electric appliances. Adjust motor speed, automobile fan heater control, defroster, fans speed regulation, etc
Rank No. #17
12V Motor Speed Controller, DROK DC Motor Driver Board for Brush Motor 7V-60V 20A 420W PWM Control 12V 24V 36V 48V Regulator Cooling Fans Dimmer Governor Pulse Width Modulator with Adjust Knob
  • DROK motor speed controller operating voltage range is DC 7-60V, max drive current is 20A, control power advice 12V within 200W, 24V within 300W, 48V within 350W.(for reference, depending on motor)
  • Protection & Easy Installation: the dc motor driver is designed with Aluminum shell prevents it from easily damaged; there are holes in its sides and bottom, making it easier to install
  • Speed Control: the improved version control motor speed from original 1%-100% to stepless speed change
  • Special Features: our motor control board is FR4 double panel, reasonable circuit management and fuse allows Stable performance and small heating
  • LED Indicator: the brush motor controller has red LED power supply indicator which will light on when module is power on
Rank No. #18
Onyehn 2Pcs 1.8v 3v 5v 6v 7.2v 12v 2A 30W Low Voltage DC Motor Speed Controller PWM 1803BK 1803B Adjustable Driver Switch 2 Pack
  • This Brand New 1803BK DC Motor Speed Controller allows controlling the direction of a DC the motor using a Pulse-Width-Modulated (PWM) DC voltage with a Duty Cycle fully the product adjust from 0%-100%.
  • With a self-recovery fuse 2A and a Power-On LED light.
  • This is a speed governor with a maximum current of 2A. If the continuous current is greater than 0.5A, the 775 motor and the stroller motor will not move. Don't buy it wrong. It is not recommended to supply power greater than 12V, such as 12V lead-acid batteries, which may cause damage to the governor
  • If the current is too large, it will be automatically disconnected, and the fuse will automatically recover after cooling.
  • PWM DC motor speed controller with switch function.
Rank No. #19
iPower GLFANXCONTROL Exhaust Variable Speed Adjuster for Duct Inline Fan Vent Blower, HVAC Controls, 350W, Black
  • iPower Fan Speed Controller will correctly and precisely adjust the speed of your duct and inline fans
  • Durable 3-Pole Grounded Plug Construction, No Extra Wires to Deal With
  • One control switch for 3 settings: Variable Speed, OFF, HIGH, MED, LOW
  • Built-in grounded control outlet. Suitable for all Duct and inline fans. Warranty: 1 year
  • Note: To avoid the risk of burning out the fan motor, controller does NOT adjust below 50%. This controller is not suitable for Shaded Pole Motor and Brushless Motor Fan
SaleRank No. #20
PWM Motor Speed Controller 5V 9V 12V 24V 30V DC 5V-30V Pulse Width Modulation Regulator 5A 150W Stepless Variable Speed/Forward and Reverse Switch Pulse Width Modulation DC Speed Regulation
  • ★ [Soft-start protection] PEMENOL The motor controller has a soft-start protection function that can effectively reduce the inrush current, protect the motor and prolong the life of the motor.
  • ★ [Digital Encoder Button] With infinitely variable speed controller setting, precise engine speed control and easy-to-adjust control.
  • ★ [Features] LCD HD display. can adjust the duty cycle, the upper and lower duty cycle limits and the operating frequency. Comes with start and stop button and can be controlled by external switch.
  • ★ [Parameter memory function] The adjustable electronic speed controller can automatically save the set parameters to prevent data loss after a power failure.
  • ★ [Protective function] Anti-reverse protection, The power supply end and the load end have anti-reverse protection, the reverse connection does not burn.

Last update on 2020-10-23 / Affiliate links / Images from Amazon Product Advertising API

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