Best Dc Variable Voltage Regulator in 2022 [*Top Picks*]

4216 Reviews Scanned

• Bestseller #1

  DC DC Buck Boost Converter Variable Voltage Regulator CC CV 0.5-30V 4A 5V 6V 12V 24V Power Module Adjustable Voltage Regulated Laboratory Power Supply (71)

  input voltage range is DC 5-30V; output voltage range is DC 0.5-30V, can be arbitrary adjustable; output current can be 3A for long term use, if enhance heat dissipation, it can reach 4A; max output power is 35W, if enhance dissipation, it can reach 50W LCD displays input/output voltage, output current/output power/output capacity/output time.The module can be set to ON/OFF by default Safe Protection: the module is with Anti-reverse connection protection of input end, so that it will not burn out when there is reverse connection.Anti-backflow protection at the output end. No need to add anti-backflow diode when charging. Multiple software protection mechanisms are available, and the protection threshold is adjustable. When the working parameters of the module exceed the protection threshold, the output will be automatically turned off Application: the volt conversion board can be used as an ordinary buck/Boost module with over-current protection; used as a high-power LED constant current driver module; DIY a solar power controller, Battery Charging Output ripple is small and πfilter is available.Thick heat sink .Buck-boost Integrated

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• Bestseller #1

  6-60V 12V 24V 36V 48V 30A PWM DC Motor Speed Controller Digital Regulator Variable Speed Switch Display LED Control Circuit Board Start Stop Switch (121)

  ★【Feature】: This motor speed controller uses screw terminals for convenient and quick wiring. Comes with a momentary start/stop switch and a speed control potentiometer. ★【Stable Function】: This simple and easy-to-use DC motor speed controller has an stable performance. Speed controller is made with high quality circuit board which ensures a longer service life. ★【Design】: Designed with a digital display that shows the rate in percentage of actual speed to maximum speed. ★【Input Voltage Range】: DC6V-60V (input voltage should be same as motor rated voltage) ★【Note】: Please allow small size error due to manual measurement. Thanks for your understanding.

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• Bestseller #1

  DROK Waterproof DC Buck Converter Voltage Regulator 8-22V to 3-15V 5V 12V 3A Adjustable Output Power Supply Transformer Step-Down Volt Module Board for Car Auto Vehicle Motor Regulated SR (1097)

  Uses synchronous rectification technology, has high conversion efficiency and stable performance; The input should be at least 3V higher than output. With potentiometer on the bottom, which allows you adjust the accuracy with the mini screw, but ensures you won't easily change its setting when mounted. Fully sealed, outer enclosure acts as a heat sink, specially made to be waterproof, anti-shock, anti-humidity and dust-proof, more durable. With reversed-connection protection, over-current protection, over-heating protection and over-voltage protection, hence is safe to use. Perfect for electronic hobby project, wide application, you can use it on radio, Car Audio, LED display, motor, cell phone, etc.

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• Bestseller #1

  UCTRONICS DC 9V 12V 24V 36V 5A Variable Voltage Power Supply 6-36V to 0.6-36V Adjustable Buck Boost Converter, Portable Bench Constant Voltage Current Stabilized Regulator Module (380)

  Input Voltage: DC 6V-36.0V; Output Voltage: DC 0.6V-36.0V; Output Current: 0-5.0A; Output Power: 80W Multi-Display: 5 diaplay pages, input/out voltage(V), current (A), temperature (T), power (W), electric capacity (AH), electric quantity (WH), running time, voltage and current graph, system and power parameters. Multifunction: You can flip or rotate the display on this power supply unit, change the color of the background and parameters and switch the day/night display mode. More Effective Cooling Scheme: This module built in an intelligent temperature-controlled fan, temperature trigger: 50℃. High Precision: Current accuracy, ±(0.4%+3 digits), increment of 0.001A; Voltage accuracy, ±(0.3%+1 digits), increment of 0.01V

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• Bestseller #1

  DZS Elec 2PCS LM2596 DC-DC Step Down Variable Volt Regulator Input 3.2V-40V Output 1.25V-35V Adjustable Buck Converter Electronic Voltage Stabilizer Power Supply Module (519)

  The Module Properties: Non-isolated Constant Current and Voltage Of The Module Rectification:Non-Synchronous Rectification Input Voltage: 3.2V-41V The Output Voltage: 1.25V-35V The Output Current: Rated Current 2A, Maximum 3A (Additional Heat Sink Is Required)

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• Bestseller #1

  Buck Boost Converter Adjustable Voltage Regulator DC 6V-36V to DC 0.6V-36V, Step Up Down Power Supply, Voltage Regulator Constant Current Reverse Protection Short Circuit Protection Regulator Module (428)

  Buck boost converter input voltage range is DC6V-36V, adjust output voltage range is DC0.6V-36V,step by 0.01V, output current range is 0-5A,step by 0.001A, Which can display the power interface, Capacity interface,Voltage and current curves interface,system parameter setting interface. Step up down power supply adjust converter 5 diaplay pages, input/out voltage(V), current (A), temperature (T), power (W), electric capacity (AH), electric quantity (WH), running time, voltage and current graph, system and power parameters. Can flip or rotate voltage regulator display on this power supply unit, change the color of the background and parameters and switch the day/night display mode, allows to set volts and limit the current, power on off and accurate voltage setting return after power down. Adjustable buck boost converter application: compact and powerful, on the go variable power supply or LED driver; DIY lab power supply. The power supply step down converter support multiple functions.such as over-voltage protection,over-current protection,over-power protection,low-voltage protection, over-temperature protection, reverse protection, and short circuit protection, and so on.

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• Bestseller #1

  2pcs LM2596 Adjustable Voltage Regulator 4.0-40V to 1.25-37V DC 36V to 24V to 12V to 5V Variable Volt Power Supply Car Motor Buck Step Down Converter with Red Voltmeter Display (92)

  Adjustable output voltage range from 1.25V to 37V continuously adjustable. With voltmeter display, voltmeter error ± 0.1V, range 0 ~ 45V. (Note: To ensure the accuracy of the voltmeter, please ensure that the input voltage is above 4V) Touch the button to switch the measurement input or output voltage, and there is an indicator to indicate which voltage is being measured, and keep the last setting, even if it is powered off and then on. With terminal block, it can be easily used without soldering, and the wire bond point is retained. The voltmeter can be turned off. When not needed, the jumper cap of P3 can be removed to provide reverse connection protection, and the reverse will not burn.

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• Bestseller #1

  Valefod 6 Pack LM2596 DC to DC High Efficiency Voltage Regulator 3.0-40V to 1.5-35V Buck Converter DIY Power Supply Step-Down Module (96)

  【High Precision】The buck converter consists of 36u thickened circuit boards, high-Q inductance with output LED indicator, and superior solid-state capacitors that can effectively filter out high frequency noise. Suitable for various electronic projects. 【Input Voltage】DC 3V to 40V (input voltage must be 1.5V higher than the output voltage, no boost). 【Output Voltage】DC 1.5V to 35V voltage is continuously adjustable, maximum output current is 3A. 【Mini Size】45 * 23 * 14 mm (with potentiometer). 6pcs included. 【Easy to DIY】Connect to power source, using a mini screwdriver to increase or decrease output voltage by adjusting the screw on the blue potentiometer and monitor voltage with multimeter to get the needed voltage, clockwise to step up voltage and counterclockwise to step-down voltage. (Factory default stays a high voltage, you need to contrarotate about 7-15 circles before the voltage starts ramping down, 1 circle means +/- 1V)

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• Bestseller #1

  AITRIP DC DC Buck Boost Converter Variable Voltage Regulator CC CV 0.5-30V 4A 5V 6V 12V 24V Power Module Adjustable Voltage Regulated Laboratory Power Supply (349)

  CNC adjustment, accurate and fast, can boost and lower voltage, output voltage can be adjusted at will from 0.5-30v, limit current 0-4a can be adjusted at will; LCD can display input/output voltage, output current/output power/output capacity/output time The module can be set to open/close by default The output terminal is anti-backflow, and there is no need to add an anti-backflow diode when charging the battery. Input under-voltage protection (4.8-30V adjustable, default 4.8V);Output over-voltage protection (0.5-31V adjustable, default 31V);Output over-current protection (0-4.1A adjustable, default 4.1A);Over-power protection (0-50W adjustable, default 50W);Over-temperature protection (80-110℃ adjustable, default 110℃);Timeout protection (0-100h adjustable, OFF by default);Over-capacity protection (0-60Ah adjustable, OFF by default).

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• Bestseller #1

  DROK Numerical Control Step Down Voltage Regulator Stabilizer, DC 6-55V to 0-50V 5A Constant Voltage Current Buck Power Converter Voltage Transformer, Variable Regulated Power Supply, LCD Display (1097)

  DROK DC converter is the combination of analog integration and digital control. Its adjustable output voltage range is 0-50.00V, step by 0.01V; its adjustable output current range is 0-5.000A, step by 0.001A. This electricity converter owns power-down stored function and can store 10 groups preset value, besides, it can quickly extract two groups stored value. Our voltage stabilizer is equipped with high quality LCD monitor. Through the LCD screen, it is convenient for you to check the preset voltage, input voltage, output voltage, the preset current, output current, output power, etc. The step down voltage converter has an intelligent long-life ball bearing fan which can turn on automatically when the output current is higher than 0.5A, effectively dissipate heat and provide stable high power output. Note: please note that 55V is limit maximum input voltage, please leave some room to use, otherwise it may be damaged; the input must be DC-DC, it will be destroyed if use AC 220V as power supply directly.

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