Best Dc Rheostat in 2022 [*Top Picks*]

Looking for the best dc rheostat on the market? We’ve got you covered. Check out our ratings of absolute bestsellers below and make a final decision.

6293 Reviews Scanned

  • 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
    Bestseller #1
    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 (251)
      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.
  • 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
    Bestseller #1
    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 (135)
      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
  • 12v/24v Dc Motor Rheostat Marine, Universal Heater Fan Speed Controller, Adjustable Rheostat, Electronic Stepless Speed Controller for Adjusting Speed of Automobile Fan Heater Defroster Fans
    Bestseller #1
    12v/24v Dc Motor Rheostat Marine, Universal Heater Fan Speed Controller, Adjustable Rheostat, Electronic Stepless Speed Controller for Adjusting Speed of Automobile Fan Heater Defroster Fans (88)
      [Description of Red, Blue and Black Lines]: The red wire is connected in parallel to the positive pole of the power supply and the positive pole of the motor, the blue wire is connected to the negative pole of the motor, and the black wire is connected to the negative pole of the power supply [Attention]: Parallel connection of two red wires is prohibited, and parallel connection of black wires and blue wires is prohibited. The 4 wires must be wired separately, otherwise, the switch will not be able to adjust the speed normally [Rated Current and Voltage]: This electronic switch rated power is 120W at 12V, 240W at 24V, which support high power, this fan heater speed controller rated heating current is 10A, continuously variable type [Good Heat Dissipation]: This dc motor speed controller designed with a heat sink that will provide better heat dissipation [Easy Wiring]: This motor governor is easy to install and disassemble, simple wiring and convenient to use, and is an ideal substitute for broken wires, which is suitable for adjusting the wind speed of car heaters, defrosters, fans
  • DC Motor Speed Controller Universal DC 12V 24V 10A Electronic Stepless Speed Regulator Switch for Car Truck Fan Heater Control
    Bestseller #1
    DC Motor Speed Controller Universal DC 12V 24V 10A Electronic Stepless Speed Regulator Switch for Car Truck Fan Heater Control (0)
      【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
  • SUPERNIGHT LED Light Strip Dimmer, DC 12V-24V 30A PWM Dimming Controller for Dimmer Knob Adjust Brightness ON/Off Switch with Aluminum Housing (Aluminum Dimmer)
    Bestseller #1
    SUPERNIGHT LED Light Strip Dimmer, DC 12V-24V 30A PWM Dimming Controller for Dimmer Knob Adjust Brightness ON/Off Switch with Aluminum Housing (Aluminum Dimmer) (287)
      SUPERNIGHT LED Light Strip Dimmer, DC 12V-24V 30A PWM Dimming Controller for Dimmer Knob Adjust Brightness ON/OFF Switch with Aluminum Housing, Single Channel for 5050 3538 Single Color Tape
  • RioRand PWM DC Motor Speed Controller Switch Control 7-70V 30A Fuse
    Bestseller #1
    RioRand PWM DC Motor Speed Controller Switch Control 7-70V 30A Fuse (294)
      Wide voltage input 7-70V, maximum output current 30A .Adjustable potentiometer soft cable(about 15CM) can be separated, with running stop brake function Can be use on 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 Adjust the motor smooth no noise no vibration, with power indication, wide duty cycle adjustment range PWM Frequency and Share Space: 12KHZ ,The knob has a switch function, which can control the motor speed from 0% to 100%.
  • KeeYees 7-70V 30A PWM DC Motor Speed Controller Switch Control 12V 24V 36V 48V with 30 Amp Fuse
    Bestseller #1
    KeeYees 7-70V 30A PWM DC Motor Speed Controller Switch Control 12V 24V 36V 48V with 30 Amp Fuse (328)
      【Wide Voltage】: Wide voltage input 7-70V, maximum output current 30A (Please refer to the recommended power range for actual use current. It is recommended that 12V within 250W, 24V within 350W, 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. 【30A Fuse】: This set contains a 30A fuse to prevent shorting of the motor interface. Double protection of your Motor and Motor Speed Controller. 【Note 1】: The power of the input power supply must be greater than 1.5 times the rated power of the motor to make the motor work (note: the input voltage and the rated voltage of the motor must be consistent). 【Note 2】: If there is a forward-reverse circuit regulator on the children's car, please be sure to connect the speed controller between the power supply and the forward -reverse circuit regulator of the children's car. Otherwise, the speed controller may be damaged.
  • RioRand 7-70V PWM DC Motor Speed Controller Switch 30A
    Bestseller #1
    RioRand 7-70V PWM DC Motor Speed Controller Switch 30A (294)
      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
  • PWM DC Motor Speed Controller, DC 10-55V/60A, LED Display Stepless DC Motor Speed Controller with Adjustable Potentiometer and Forward-Brake-Reverse Switch
    Bestseller #1
    PWM DC Motor Speed Controller, DC 10-55V/60A, LED Display Stepless DC Motor Speed Controller with Adjustable Potentiometer and Forward-Brake-Reverse Switch (13)
      ♕【Regulate Range】 Input supply voltage: DC 10V-55V; Maximum current: 60A; Continuous current: 40A; Speed range: 0-100% ; Control frequency: 15KHZ; Apply to: DC Brush Motor ♕【Switch Function】The PWM DC motor speed controller come with switch function. High power speed controller switch which is much more adaptable and conveniently change the motor direction. ♕【Excellent Heat Dissipation Performance】 The enclosure of the speed controller for motor is an aluminum enclosure. Aluminum shell is very strong to prevent damage, holes on its side and top which are helpful for heat dissipation. ♕【Easy to Operate】The stepless motor controller has a simple potentiometer knob adjusts the motor speed from 0% ~ 100% smoothly. And with LED display is accurate to show 0 ~ 100% of the motor speed. The input voltage of PWM motor speed controller should be equal to the rated voltage of the motor within 10-55V,or it will be burnt. ♕【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.
  • RioRand 380W 5-50V PWM DC Brushless Electric Motor Speed Controller with Hall-Less
    Bestseller #1
    RioRand 380W 5-50V PWM DC Brushless Electric Motor Speed Controller with Hall-Less (294)
      Motor Speed Controller Brushless Controller with Hall-less.Full SMD process,stable performance,humanized design, interface all adopts terminal blocks. "Voltage 5-50V high power 380W DC three-phase high-speed brushless sensorless controller. " Standard heat sink,onboard speed regulating potentiometer,you can use it when you have power on. DC three-phase high-speed brushless sensorless controller recognizes PWM signal input, amplitude 3-5V supports PLC0-5V analog quantity, input control "Size-Length 63MM * width 45MM * height 31MM,Over-temperature protection:yes (half the over-temperature power) Maximum speed:224000 RPM (2 pole motor),74000 RPM (6 pole motor),40000 RPM (12 pole motor), 35000 RPM (14 pole motor)."
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