Top 10 DC-DC Adjustable Step Down – Power Converters

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1. Yosoo Health Gear


DC 6.5V-60V to 1.25-30V 10A Adjustable Power Supply Voltage Regulator Module, DC-DC Buck Converter Step Down Module

Yosoo Health Gear #ad - Application: widely used for lithium or lead-acid battery, 12V, low voltage system power supply, 6V, 14V, 24V battery charging and regulated power supply.

High efficiency: the buck module can be remarkably efficient, high conversion efficiency up to 97%, making it useful for voltage step-down. Dc-dc adjustable step-up power converter module: this is a dc-DC step down converter module that convert 6. 5v-60v to 1. 25-30v, maximum current is 10A. Easy to use: input and output are designed with screw terminals for convenient connection. Note: input: 6. 5v-60v; output: 1. 25v-30vadjustable; maximum output current is 10 A; Buck converter module is used for voltage step-down so please make sure that input voltage is higher than output voltage.
BrandYosoo Health Gear #ad
ManufacturerYosoo Health Gear #ad
Height0.39 Inches
Length1.18 Inches
Width0.79 Inches
Part NumberYosoo Health Gearpa6xqwke2m



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 #ad - Display - large clear digital LCD display voltage & current value simultaneously. 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.

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. 3. You can find the pdf instructions on this page -- Product information -- Technical Specification -- User Manual PDF. Please carefully read the user’s manual, especially the “Cautions” before using. The case is packaged unassembled to avoid damage during transit.

General use - as ordinary step-down module with over-current protection; as constant current LED driver module; DIY a solar power controller, etc. 2. Feature - constant current/voltage mode; voltage calibration & current calibration; USB interface; protective case; short-circuit protection; over-temperature protection; input reverse connection protection. Note - 1. It needs to be manually installed.
BrandDROK #ad
ManufacturerDROK #ad
Weight0.15 Pounds
Part Number180080AFA



Buck Converter Module, DROK Voltage Regulator DC 4-38V Step Down to DC 1.25-36V Adjustable Power Supply Reducer 5A 75W CC CV Volt Transformer Board

DROK #ad - Features - with constant current & constant voltage mode; float volt & charging amp can be set when used as lithium battery charger; high efficiency of 96%; low ripple.

Parameter - input voltage dc 4v-38v; output voltage DC 1. 25v-36v continuously adjustable; output current 5A max; output power 75W max. Protection - short-circuit protection; over-temp protection. Indicator - indicate current mode of CC/CV & charging status of charging/full-charged. Application - as normal buck step down voltage module with over-current protection; as charger for various battery, for solar battery panels, wind turbine; as high power LED CC drive module, etc.
BrandDROK #ad
ManufacturerDROK #ad
Part Number091016AFA

4. Yeeco


DC Buck Converter, Yeeco DC to DC Step Down Converter 8-60V 36V 48V to 3-32V 5V 12V 24V 7A Voltage Regulator Adjustable Volt Transformer Board Power Supply Module with LCD Display and Protective Shell

Yeeco #ad - Dc-dc converter easy to install, comes with setting blocks, screws, buttons and acrylic outer shell; Protective shell wonderful to storage and protect step down buck converter board. Clear display volt stabilizer regulation, voltage and amperage greatly shown on LCD display board; Bright light display step down power supply module, convenient to read both voltage and amperage at the same time.

Voltage buck converter input 8-60v, suggested lower than 55V; 7A Voltage converter output 3-32V, large adjustable range for various electronics; Power supply reducer module with short circus protection and power reverse protection.

High accuracy step down voltage regulator, 3 numerical digit voltage and 2 numerical digit amperage, display accurately; High efficiency voltage reducer board, 95% conversion efficiency and low heat generated. Adjustable step down converter with buttons, two buttons for increasing and decreasing, no need to adjust with screwdriver.
BrandYeeco #ad
ManufacturerYeeco #ad
Part NumberB1700624



D-PLANET 4-PACK 5A DC-DC Adjustable Buck Converter 4~38v to 1.25-36v Step Down Power Supply High Efficiency Voltage Regulator Module

D-PLANET #ad - High conversion efficiency up to 96%. Updated version: updated from lm2596 and better than it, with reverse voltage protection, over-temperature and short-circuit protection, thus making it much safer to use.

Input voltage range:4~38V Note:input voltage not over 38V. Output voltage range:1. 25-36vdc adjustable. Output current: 0-5A, Output power: 75W. You can request a refund for any single module and no need to return it. Any problems you can contact us and we will try our best to resolve it till you satisfied. 100% satisfication service: if there are any problem with our products, please feel free to contact us.
BrandD-PLANET #ad
ManufacturerD-PLANET #ad
Height0.67 Inches
Length3.15 Inches
Width1.57 Inches
Part Number4

6. DZS Elec


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

DZS Elec #ad - Input voltage: 3. 2v-41v. Rectification:Non-Synchronous Rectification. The module properties: Non-isolated Constant Current and Voltage Of The Module. The output current: rated current 2A, Maximum 3A Additional Heat Sink Is Required. The output voltage: 1. 25v-35v.
BrandDZS Elec #ad
ManufacturerDZS Elec #ad
Part NumberLM2596-2P

7. Anmbest


Anmbest Constant Current CC CV Buck Converter Module DC 6-40V to 1.2-36V 20A 300W Adjustable Step Down Voltage Regulator Power Supply Module with Short Circuit Protection Function

Anmbest #ad - The buck module has 2 heat sink that could enhance heat dissipation. Application: motors, air conditioner, dvd, audio, fans, led car display, photovoltaic energy, industrial equipment appliances, solar energy, LED lights, pumps, monitor, etc.

With a wide input voltage range from 6v to 40v, measured at 20A, the step-down converter can accurately adjust output voltage and current. The efficiency can be up to 95%, converting 24V to 12V. Input and output use high frequency low resistance electrolytic capacitor, low ripple, and gives a stable output. When there is a big difference between input and output voltage, please decrease power and current.

The step down regulator can apply to constant output current. Anmbest buck converter input voltage range is dc 6-40v, adjustable output voltage range is DC 1. 2-36v, can be used to convert 24v to 12v 5v, adjustable output current range is 0-20A, max output power is 300W. Wiring is convenient with these large current 30A screw terminals. It is designed with 75v/80a large current dual mos tube.
BrandAnmbest #ad
ManufacturerAnmbest #ad
Part NumberAnmbest_MD68N



UCTRONICS Portable DC Voltage Regulator Adjustable Power Supply, DC 6-30V Step Down Up to 0-36V 5A 180W Mini Buck Boost Converter Module

UCTRONICS #ad - Multi-display: 5 diaplay pages, electric quantity WH, current A, temperature T, input/out voltageV, running time, voltage and current curve, electric capacity AH, power W, system and power parameters.

Input voltage: dc 6v-300v; output voltage: dc 0v-36. 0v; output Current: 0-5. 1a; output power: 180W. Multifunction: you can store 10 data arrays, change the color of the background and parameters, adjust the buzzer and brightness, and switch the day/night display mode. Mini and lightweight: pocket dimension - 77*66*29mm, weight - 245g, exquisite appearance and high build quality with an intelligent temperature-controlled fan, a perfect portable variable voltage power supply. Package includes: a portable voltage regulator, one pair of 2MM banana plug to alligator clips, one external temperature sensor probe.
ManufacturerUCTRONICS #ad
Part NumberU6230

9. DZS Elec


DZS Elec 2pcs DC-DC 5A 4-38V to 1.25-36V Step-Down Regulator Module 12V/24V/36V to 3.3V/5V/12V/24V Large Power Voltage Regulator Buck Converter

DZS Elec #ad - Working temperature: - 40 degree to + 85 degree, with power light, over temperature protection, but there is no reverse voltage protection. Small size, large power, high transfer efficiency, up to 96%.

Input current: 0-5a suggest to use under 4. 5a for long time work; output power: 75W Max Please strengthen the cooling when the output is above 50W. This module can be applied to store battery, 24v vehicle laptop power supply, 24V to 12V, 24v to 5v, 12v to 5v, power transformer, commercial unit voltage reduction, DIY adjustable regulated power supply, 12V to 3.33v, 36v to 24v and so on. Input voltage: 4-38v do not exceed 38v; output Voltage: 1. 25-36v continuously adjustable, input must be above 2V higher than output.
BrandDZS Elec #ad
Part NumberBUCK5A438VP2

10. Onyehn


Onyehn 5pcs LM317 Adjustable Voltage Regulator Power Supply DC-DC Step-Down DC Converter Circuit Board Adjustable Linear Regulator 5 Pack

Onyehn #ad - On-board regulated power supply, connect the input end of this module to the cigarette lighter of the car, and adjust the potentiometer. The output voltage can be adjusted to 1.

25v-30v for your mobile phone, mp4, MP3, PSP and many other devices, very simple and convenient. When you input the power supply voltage lower than the voltage you need 1. 25v-30v when you are working on a project, choose it for your best choice. Adjustable three-terminal voltage regulator module, 7806, 7809, can replace all three-break voltage regulator modules such as 7805, 7812, 7824. The front stage of the system is powered. When need 1. 25-60v to charge your electronic device, there only have 12V or 24V battery power, you can use it directly to step down 1. 25-30v to solve your troubles.
BrandOnyehn #ad
ManufacturerOnyehn #ad
Part NumberLA001