Rank Product Name Score
1 RioRand 7-70V PWM DC Motor Speed Controller Switch 30A RioRand 7-70V PWM DC Motor Speed Controller Switch 30A
RioRand
9.9 GET ON AMAZON
2 DC Buck Module, DROK Adjustable Buck Converter Step Down Voltage Regulator 6V-32V 30V 24V 12V to 1.5-32V 5V 5A LCD Power Supply Volt Reducer Transformer Module Board with USB Port Protective Case DC Buck Module, DROK Adjustable Buck Converter Step Down Voltage Regulator 6V-32V 30V 24V 12V to 1.5-32V 5V 5A LCD Power Supply Volt Reducer Transformer Module Board with USB Port Protective Case
DROK
9.7 GET ON AMAZON
3 DROK - 90010 Waterproof DC Buck Converter Voltage Regulator 8-22V to 1-15V 5V 12V 3A Adjustable Output Power Supply Transformer DROK – 90010 Waterproof DC Buck Converter Voltage Regulator 8-22V to 1-15V 5V 12V 3A Adjustable Output Power Supply Transformer
DROK
9.3 GET ON AMAZON
4 Adjustable Voltage Regulator, DROK DC to DC 5.3V-32V to 1.2V-32V 12V Power Supply Module, 12A LCD Step Down Volt Transformer 160W CC CV Buck Converter Reducer Adjustable Voltage Regulator, DROK DC to DC 5.3V-32V to 1.2V-32V 12V Power Supply Module, 12A LCD Step Down Volt Transformer 160W CC CV Buck Converter Reducer
DROK
9.1 GET ON AMAZON
5 UCTRONICS Numerical Control DC 6-55V to 0-50V 5A Step Down Stabilized Power Supply Constant Voltage Current Buck Power Converter Power Supply Adjustable Module UCTRONICS Numerical Control DC 6-55V to 0-50V 5A Step Down Stabilized Power Supply Constant Voltage Current Buck Power Converter Power Supply Adjustable Module
UCTRONICS
8.7 GET ON AMAZON
6 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 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
Valefod
8.3 GET ON AMAZON
7 Adjustable Voltage Regulator DC, DROK Buck Boost Converter 6.0V-36V 9v 12v to DC 0.6-36V 24v 5A Power Supply Panel, Constant Current Volt Step Up Down Module Adjustable Voltage Regulator DC, DROK Buck Boost Converter 6.0V-36V 9v 12v to DC 0.6-36V 24v 5A Power Supply Panel, Constant Current Volt Step Up Down Module
DROK
8.3 GET ON AMAZON
8 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 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
DORHEA
8.3 GET ON AMAZON
9 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 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
shenzhenshixinruidianzikejiyouxiangongsi
8.0 GET ON AMAZON
10 Wire-Less Voltage Regulator, DROK DC Power Supply Module 10-75V to 0-60V Programmable Numerical Control Buck Converter, 8A Step Down Volt Transformer with Remote Control Wire-Less Voltage Regulator, DROK DC Power Supply Module 10-75V to 0-60V Programmable Numerical Control Buck Converter, 8A Step Down Volt Transformer with Remote Control
DROK
7.6 GET ON AMAZON

RioRand 7-70V PWM DC Motor Speed Controller Switch 30A

RioRand 7-70V PWM DC Motor Speed Controller Switch 30A

    Features:

  • 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

DC Buck Module, DROK Adjustable Buck Converter Step Down Voltage Regulator 6V-32V 30V 24V 12V to 1.5-32V 5V 5A LCD Power Supply Volt Reducer Transformer Module Board with USB Port Protective Case

DC Buck Module, DROK Adjustable Buck Converter Step Down Voltage Regulator 6V-32V 30V 24V 12V to 1.5-32V 5V 5A LCD Power Supply Volt Reducer Transformer Module Board with USB Port Protective Case

    Features:

  • PARAMETER — Input voltage range DC 6V-32V; Output voltage DC 1.5V-32V; Max output current 5A, recommend use of within 4.5A; Max output power 75W, recommend use of within 50W.
  • GENERAL USE — As ordinary step-down module with over-current protection; As constant current LED driver module; DIY a solar power controller, etc.
  • DISPLAY — Large clear digital LCD display voltage & current value simultaneously.
  • FEATURES — Constant current/voltage mode; Voltage calibration & current calibration; USB interface; Protective case; Short-circuit protection; Over-temperature protection; Input reverse connection protection.
  • NOTE — 1). Output voltage is set as around 20V by default, if your input is lower than that, please turn potentiometer anticlockwise for 10 laps or more until voltage changes. 2). The case is packaged unassembled to avoid damage during transit. It needs to be manually installed. 3). Please carefully read the user’s manual, especially the “Cautions” before using. You can find the PDF Instructions on this page — Product information — Product guides and documents — User Manual [PDF].

DROK – 90010 Waterproof DC Buck Converter Voltage Regulator 8-22V to 1-15V 5V 12V 3A Adjustable Output Power Supply Transformer

DROK - 90010 Waterproof DC Buck Converter Voltage Regulator 8-22V to 1-15V 5V 12V 3A Adjustable Output Power Supply Transformer

    Features:

  • 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

Adjustable Voltage Regulator, DROK DC to DC 5.3V-32V to 1.2V-32V 12V Power Supply Module, 12A LCD Step Down Volt Transformer 160W CC CV Buck Converter Reducer

Adjustable Voltage Regulator, DROK DC to DC 5.3V-32V to 1.2V-32V 12V Power Supply Module, 12A LCD Step Down Volt Transformer 160W CC CV Buck Converter Reducer

    Features:

  • DROK power supply module input voltage range is DC 5.3-32V; output voltage range is DC 1.2-32V, can be arbitrary adjustable; output current can be 8A for long term use, if enhance heat dissipation, it can reach 12A; max output power is 120W, if enhance dissipation, it can reach 160W.
  • LCD Display: the buck converter is designed with LCD, can display input and output voltage, output current and output power; voltage display resolution is 0.05V, current display resolution is 0.005A.
  • Safe Protection: the voltage regulator module is with reverse connection protection at input terminal, reverse connection will not burn; short circuit protection.
  • Application: the volt conversion board can be used as an ordinary buck module with over-current protection; used as a high-power LED constant current driver module; DIY a solar power controller, etc.
  • Button Control: button control output voltage ON / OFF status, and you can set the default output state is ON or OFF of the next time power-on.

UCTRONICS Numerical Control DC 6-55V to 0-50V 5A Step Down Stabilized Power Supply Constant Voltage Current Buck Power Converter Power Supply Adjustable Module

UCTRONICS Numerical Control DC 6-55V to 0-50V 5A Step Down Stabilized Power Supply Constant Voltage Current Buck Power Converter Power Supply Adjustable Module

    Features:

  • UCTRONICS Variable Bench Power Supply DSP5005 – Buck Converter DC 6-55V to 0-50V 5A Precision Digital Adjustable Step Down – Constant Voltage and Current, 10 Preset Settings Switchable: This power supply combines digital control with analog integration. Its output range: Voltage is 0-50.00V, step by 0.01V; Current is 0-5.000A, step by 0.001A
  • This step down voltage regulator can store M0-M9 10 groups preset value when power-down. Keep pressing M1 or M2 more than 2s, the corresponding data group will be extracted and displayed on the right of the screen
  • The 1.44 in colorful LCD monitor can display the preset voltage, input voltage, output voltage, the preset current, output current, output power at the same time. On the output state remind area, you can monitor that the key is locked or not, output is normal or not, the state of constant voltage and constant current, the current data set prompt and output opens or not
  • There are four button-“M1”, “M2”, “SET” and “ON/OFF”, and a coding potentiometer. Can be used for to set the output voltage and output current on the main display interface, set the data on the data setting interface, set the protection value, adjust the brightness of screen, extract Shortcut storage data group M1 or M2, etc.
  • Note: When the output of this step down voltage regulator is used for charging a battery or connect a capacitive load, there must be a diode in series with the output-anode, otherwise the regulator will be damaged

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

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

    Features:

  • 【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)

Adjustable Voltage Regulator DC, DROK Buck Boost Converter 6.0V-36V 9v 12v to DC 0.6-36V 24v 5A Power Supply Panel, Constant Current Volt Step Up Down Module

Adjustable Voltage Regulator DC, DROK Buck Boost Converter 6.0V-36V 9v 12v to DC 0.6-36V 24v 5A Power Supply Panel, Constant Current Volt Step Up Down Module

    Features:

  • Variable Power Supply — input voltage range DC 6.0-36V, output voltage range DC 0.6-36V, max output current 5A, max output power 80W.
  • Easy to Use — allows to set volts and limit the current, power on off and accurate voltage setting return after power down.
  • Application — a compact and powerful, on the go variable power supply or LED driver; DIY lab power supply.
  • Digital Display — input or out voltage, current, temperature, power, electric capacity, electric quantity, running time, voltage and current curve, system and power parameters.
  • Memory Data — 10 data groups of M0-M9 can be stored. Default will be stored in data group M0 and M1/M2 data group can be quickly called up.

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

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

    Features:

  • 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.

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

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

    Features:

  • 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

Wire-Less Voltage Regulator, DROK DC Power Supply Module 10-75V to 0-60V Programmable Numerical Control Buck Converter, 8A Step Down Volt Transformer with Remote Control

Wire-Less Voltage Regulator, DROK DC Power Supply Module 10-75V to 0-60V Programmable Numerical Control Buck Converter, 8A Step Down Volt Transformer with Remote Control

    Features:

  • PARAMETER — input voltage range 10-75V; output voltage 0-60V continuously adjustable; output current 0-8A; output power 0-480W.
  • APPLICATION — laboratory; factory automation production line testing; electronic instrument maintenance.
  • WIRE-LESS CONTROL — with remote control to fast call out and save data, maximum wire-less control distance 10 meters (barrier-free).
  • POWER OFF DATA AUTO SAVED — power off auto save data, with M0-M9 totally 10 groups of storage bits, can be saved and called out freely.
  • FEATURES — with constant current & voltage mode; power-on output automatically turned on function; with temperature control fan; intelligent speed regulation; over-temperature auto cut off output.

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