Dual USB Output 9V / 12V / 24V / 36V Car Charger Switch 5V DC-DC Power Supply Module 3A Buck Regulator

(6 customer reviews)

In stock

SKU: 43741
  1. Input : 6V-40V
  2. Output : 5V / 3A (MAX)
  3. Efficiency : 92% (MAX)
  4. Switching frequency : 150KHZ
  5. High efficiency and low ripple.
  6. With USB power indicator light.
  7. Maximum output 3A (at the same time with two mobile phones).


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In stock

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Category: Buck Converter
Tags: Power Supply, DC Power Supply, Voltage Regulator, Step Down Converter, Buck Converter, Multi Output Voltage, 5V Regulator, 3A Regulator

This is Dual USB Output 9V / 12V / 24V / 36V Car Charger Switch 5V DC-DC Power Supply Module 3A Buck Regulator, a combo of 3A Charger and voltage checker.

The module converts input of 6-40V into a very stable 5V 3A output. The device features a 2 USB port through which you can charge your phone. While charging your device please consider that the output of this device is regulated at 5V 3A.

Simply connect this device to the power supply, the voltage can be detected in real time. When you need the phone, IPAD, MP3 and other digital products to charge, connect it to a power supply and it will start supplying 5V 3A at its output.

You can use this device which features 2 USB ports in Mobile Phones, flat-panel USB5V powered devices and many more.

Features :

  1. High efficiency and low ripple.
  2. With USB power indicator light.
  3. Maximum output 3A (at the same time with two mobile phones).
  4. Small and handy module.
  5. Easy to use.

Package Includes :

1 x Dual USB Output Car Charger Switch 5VDC-DC Power Supply Module



Switching Frequency(KHz)


Operating Temperature (°C)

-40 to 90

Length (mm):


Width (mm):


Height (mm):


Weight (g):


Shipping Weight 0.022 kg
Shipping Dimensions 7 × 3 × 3 cm
15 Days Warranty

This item is covered with a standard warranty of 15 days from the time of delivery against manufacturing defects only. This warranty is given for the benefit of Robu customers from any kind of manufacturing defects.  Reimbursement or replacement will be done against manufacturing defects.

What voids warranty:

If the product is subject to misuse, tampering, static discharge, accident, water or fire damage, use of chemicals & soldered or altered in any way.

Based on 6 reviews

4.5 overall

Add a review

  1. Hemant Pedanekar (verified owner)

    Good product, as described and working fine. My setup: 12V Battery UPS -> This device, 1 5V USB OUT connected to Raspberry Pi 3, another to 5V 1A DC to 12V Step Up Module -> to supply Airtel router (12V). Gives uninterrupted internet with RPi up 24×7.

    Hemant Pedanekar

  2. haleshakv (verified owner)

    its better work, smart phone charging upto 8 watts (5v × 1.7 amp)


  3. Sunny P. Bafna (verified owner)

    served our purpose correctly.

    Sunny P. Bafna

  4. sunny bafna (verified owner)


    sunny bafna

  5. vishnuprasad.ndd (verified owner)

    Good quality product


  6. ratadi2 (verified owner)

    Just received = looks decent on testing the same. However an LED indicator light would be a big plus – please add it in next batch that you manufacture.


Questions and answers of the customers

  1. 1 vote
    A 3A Max, Depends on the load as well. If your phone... Read more
  2. 0 votes

    No., you cannot use it with 18650 batteries to ... Read more

    A May be it work , if you use 18650 3s or 4s BMS it ... Read more
Only registered users are eligible to enter questions
Country Of Origin: China

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