As an Amazon Associate I earn from qualifying purchases.
Protection - soft start; input reverse connection protection; output anti-backflow protection; short-circuit protection; over-current protection; over-power protection; over-temperature protection. Display - clear lcd screen displays input voltage, temperature, output voltage, output current & output power switched by button.


1 circle means +/- 1V. Easy to use: ultra-compact power module with simple operation. Input current: 4a max, No-load current 18mA. Applications: power supply for electronic equipment; Boost charger; DIY a mobile power supply, and other applications of voltage instability.


The dc-dc power module is automatically raised and lowered to support the shutdown function. The s09 a wide voltage and low power scheme. The maximum input voltage is 15vdc, the quiescent current is less than 200uA, the fixed output is 3.

High power, high efficiency, low ripple;2. 2. With constant pressure and constant current modes, there are light indicates which mode is currently in module;4.
Triple:1 use as a normal blood pressure modules with overcurrent protection capability;2 As the various voltage lithium batteries, 5A, nickel-cadmium nickel-metal hydride batteries battery charger for solar panels, batteries, wind turbines and other occasions;3 Used as a high-power LED constant current drive module;.

With a wide input voltage range from 6v to 40v, the step-down converter can accurately adjust output voltage and current. Wiring is convenient with these large current 30A screw terminals.
When there is a big difference between input and output voltage, please decrease power and current. Anmbest buck converter input voltage range is dc 6-40v, can be used to convert 24v to 12v 5v, adjustable output current range is 0-20A, adjustable output voltage range is DC 1.2-36v, max output power is 300W. The efficiency can be up to 95%, measured at 20A, converting 24V to 12V.


1. DROK
#ad
4A 35W High Power Voltage Step Up Down Converter Board with Case LCD Display, Boost Buck Converter, DROK DC 5.5-30V to 0.5-30V 5V 12V 24V Adjustable Power Supply Regulator Module
#adDROK #ad - Other features - with buttons to switch displayed parameter & set output ON/OFF; with CC & CV potentiometer; with protective case needs to be manually assembled; with LC filter.Protection - soft start; input reverse connection protection; output anti-backflow protection; short-circuit protection; over-current protection; over-power protection; over-temperature protection. Display - clear lcd screen displays input voltage, temperature, output voltage, output current & output power switched by button.
More information #ad
Parameter - buck boost converter, input voltage range 5. 5-30v; output voltage range 05-30v; working current 4A; power 35W. Application - as a normal boost buck converter module with over-current protection; as a battery charger; as a high-power LED constant current driver module, etc.Brand | DROK #ad |
Manufacturer | DROK #ad |
Weight | 0.25 Pounds |
Part Number | 200446 |
More information #ad
2. Generic
#ad
5Pack LM2596 LM2596S DC-DC Step Down Variable Volt Regulator Input 3.0-40V Output 1.5-35V Adjustable Buck Converter Electronic Voltage Stabilizer Power Supply Module
#adGeneric #ad - Easy work: convenient to accurately adjust the output voltage with a mini screwdriver. Output: dc 1. 5-35 v voltage is continuously adjustable, maximum output current is 3 A. Input: dc 3-40 v input voltage must be 1.More information #ad
5 v higher than the output voltage, no boost. Features: thickened circuit boards, Short circuit and over-temperature protection. Application: widely used for DIY mobile power, communications equipment supply, monitor power supply, power buggies, etc.Brand | Generic #ad |
Manufacturer | Does Not Apply #ad |
Weight | 0.24 Pounds |
Part Number | NA |
Model | NA |
More information #ad
3. MELIFE
#ad
6 Pack Adjustable XL6009 DC-DC 3-30 V to 5-35 V Buck Boost Converter, MELIFE Wide Voltage Regulator Step-up Circuit Board XL6009 Voltage Module
#adMELIFE #ad - Output voltage: dc 5v to 35V continuously adjustable, maximum output current is 4A. Input voltage: dc 3v to 30v optimum working voltage range is 5V to 30V.1 circle means +/- 1V. Easy to use: ultra-compact power module with simple operation. Input current: 4a max, No-load current 18mA. Applications: power supply for electronic equipment; Boost charger; DIY a mobile power supply, and other applications of voltage instability.
More information #ad
Using a mini screwdriver to step up / down output voltage by turning slotted screw on the blue trimpot, and monitor voltage with multimeter to achieve the expected voltage, clockwise to reduce voltage and counterclockwise to increase voltage.Brand | MELIFE #ad |
Manufacturer | MELIFE #ad |
Weight | 0.15 Pounds |
Part Number | 5598453 |
More information #ad
4. Comidox
#ad
Comidox 1.5V 1.8V 2.5V 3V 3.3V 3.7V 4.2V to 5V DC-DC Step Up Power Module Voltage Boost Converter Board 0.9-5V to 5V 5PCS
#adComidox #ad - Input voltage: 09-5v, output voltage: 5V, maximum output current: 480 mA. Dc-dc boost converter module, operating frequency 150KHZ, typical conversion efficiency of 85%. Weight: about 1g. Dimensions: 11mm x 105mm x 7. 5mm ultra-small module, 1mm=00393inch. Pin 2. 54mm pitch.More information #ad
Brand | Comidox #ad |
Manufacturer | Comidox #ad |
Weight | 0 Pounds |
Part Number | CP323 |
More information #ad
5. DAOKI
#ad
DAOKI 5Pcs 3.3V Buck Boost Power Module S09 Automatic Boost Buck Converter Module Step Up and Down Board Input 3V-15V Output 3.3V/5V/4.2V/9V/12V Electronic DIY PCB
#adDAOKI #ad - Application:widely used in communications equipment, toys, digital radio, industrial motherboards, model aircraft and so on.The dc-dc power module is automatically raised and lowered to support the shutdown function. The s09 a wide voltage and low power scheme. The maximum input voltage is 15vdc, the quiescent current is less than 200uA, the fixed output is 3.
More information #ad
3v and the maximum output current is 600mA. Design work frequency of up to 1. 2mhz, suitable for demanding applications, high stability, cost-effective, long working voltage drift-free, all industrial-grade components, mass production.Brand | DAOKI #ad |
Manufacturer | DAOKI #ad |
Part Number | GR-US-220 |
Model | GR-US-220 |
More information #ad
6. ACEIRMC
#ad
5pcs Lithium Battery Charger Module Board 5A DC naar DC CC CV LED Driver Step Down Buck Converter Board Constant Current Voltage XL4015 XL4015
#adACEIRMC #ad - 4. This module uses machine placement, reflow soldering, and each module shipments have been two hours before the aging tests to ensure high reliability. When used as a lithium battery charger, you can set the float voltage and the charge current size, there is light indicates is being charged or has been filled;.High power, high efficiency, low ripple;2. 2. With constant pressure and constant current modes, there are light indicates which mode is currently in module;4.
More information #ad
1. 3. Has the current limit protection, output short circuit even if it will not burn module. 5. Overtemperature protection: automatically shut off the output after overtemperature,Input reverse polarity protection: None, if necessary, please enter the string into the high current diode. Triple:1 use as a normal blood pressure modules with overcurrent protection capability;2 As the various voltage lithium batteries, 5A, nickel-cadmium nickel-metal hydride batteries battery charger for solar panels, batteries, wind turbines and other occasions;3 Used as a high-power LED constant current drive module;.
Brand | ACEIRMC #ad |
Manufacturer | Organizer #ad |
Weight | 0.22 Pounds |
Part Number | 10552 |
More information #ad
7. ANMBEST
#ad
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
#adANMBEST #ad - It is designed with 75v/80a large current dual mos tube. The buck module has 2 heat sink that could enhance heat dissipation. Input and output use high frequency low resistance electrolytic capacitor, low ripple, and gives a stable output.With a wide input voltage range from 6v to 40v, the step-down converter can accurately adjust output voltage and current. Wiring is convenient with these large current 30A screw terminals.
More information #ad
Application: motors, photovoltaic energy, air conditioner, fans, audio, industrial equipment appliances, LED lights, DVD, pumps, solar energy, LED car display, monitor, etc. The step down regulator can apply to constant output current. When there is a big difference between input and output voltage, please decrease power and current. Anmbest buck converter input voltage range is dc 6-40v, can be used to convert 24v to 12v 5v, adjustable output current range is 0-20A, adjustable output voltage range is DC 1.2-36v, max output power is 300W. The efficiency can be up to 95%, measured at 20A, converting 24V to 12V.
Brand | ANMBEST #ad |
Manufacturer | Anmbest #ad |
Part Number | Anmbest_MD68N |
More information #ad
8. dkplnt
#ad
2-Pack Adjustable DC-DC Buck Boost Converter Automatic Wide Voltage Regulator XL6009 DC to DC 5-32 V to 1.25-35 V Voltage Module
#addkplnt #ad - Applicationcar regulator, solar photovoltaic, wind power and other applications of voltage instability. . Wide input voltage 5v-32v; wide output voltage: 1. 25v-35v;with automatic step-up and down, within the scope of work, any voltage input can be regulated any voltage output.More information #ad
Model specificationXL6009 step up down Converter module. High switch frequency 400KHzEven if small capacity filtering capacitors can achieve very good results. 4a high efficiency mosfet switchesThe efficiency of XL6009 can be up to 94%.Brand | dkplnt #ad |
Manufacturer | D-PLANET #ad |
Height | 0.67 Inches |
Length | 2.36 Inches |
Weight | 0.04 Pounds |
Width | 1.57 Inches |
Part Number | XL6009 |
More information #ad
9. ACEIRMC
#ad
ACEIRMC 3pcs XL6019 5A High Power Current DC to DC Step-up 5V 6V 12V 24V 3-35V to 5-40V XL6019 Converter Adjustable Voltage Regulator Power Modules Boost Module Booster 3pcs
#adACEIRMC #ad - Input and Output must be connected correctly. Conventional constant voltage output boost fully Integrated Solutions, Fewer External Components, Integrated MOSFET, Smaller Cos System. Adjust the blue knob of the potentiometer counterclockwise general impulse, buck clockwise rotation and with a multimeter to monitor the output voltage reaches the required voltage.More information #ad
Xl6019 5a current dc to dc adjustable Boost Power Supply Board Module. Built-in over temperature protection, full set overcurrent protection circuit reliability, high reliability.Brand | ACEIRMC #ad |
Manufacturer | ACEIRMC #ad |
Part Number | 16283 |
More information #ad