DIY Automatic Hand Sanitizer and Soap Dispenser using Ultrasonic Sensor

Опубликовано: 26 Февраль 2026
на канале: DNA Technology
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Make your own Automatic Hand Sanitizer and Soap Dispenser Machine using Ultrasonic Sensor dispenser circuit . This Ultrasonic Sensor Sanitizer Dispenser circuit board is compact and very easy to use.
In this Automatic Hand Sanitizer Kit we are providing
1) Dispenser Circuit Board with power transistor for driving pump
2) Ultrasonic Sensor with Metal bracket for Easy Mounting of Ultrasonic Sensor

You can buy DIY Automatic Hand Sanitizer and Soap Dispenser using Ultrasonic Sensor circuit from amazon: https://amzn.to/3kqESl8

You can buy Automatic hand sanitizer dispenser circuit board online from DNA Solutions: https://www.dnatechindia.com/8-24-vol...

▬ Contents of this video ▬▬▬▬▬▬▬▬▬▬

0:00 - Intro
0:20 - Details of Dispenser Circuit Board
0:55 - Submersible Pump & R385 Non Submersible Pump
1:30 - Connecting & Setting Dispenser Circuit Board
2:12 - Ultrasonic Sensor Sanitizer Dispenser Demo using R385 Pump

The Ultrasonic Sensor Sanitizer Dispenser circuit board is very easy to use and all you require is a power supply ( 8 to 24 volts) and a pump or solenoid.

In this DIY Automatic Hand Sanitizer and Soap Dispenser using Ultrasonic Sensor video we have shown demo using R385 Non-Submersible Diaphragm pump. Instead of R385 pump you can use and other pump as well.

This DIY Automatic Hand Sanitizer Dispenser circuit is very easy to use it has two multiturn potentiometer one for setting the dispensing time from 0.1 to 5 seconds and one for changing the sensing distance from 2 cm to 25 cm.

On changing the dispensing time the quantity for Sanitizer or Soap that needs to be dispensed can be varied according to the user requirement and also as per the pump used. If a powerful dispensing pump is used we have to reduce the dispensing time so more quantity is not dispensed.

The DIY Automatic Hand Sanitizer Dispenser circuit board works from 8 volts to 24 volts and also you can connect any pump or solenoid which runs from 8 volts to 24 volts. Using this Ultrasonic Dispenser circuit board you can use any DC pump or solenoid that are available in the market to make your own Automatic Hand Sanitizer and Soap Dispenser

Since this DIY Automatic Hand Sanitizer Dispenser circuit board works on wide input voltage it can also be used to control the 24 volts submersible pumps as well as the Solenoid valves.

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