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Arduino Uno Rev3 [A000066]
Arduino Uno Rev3 [A000066]
Arduino Uno Rev3 [A000066]
Arduino Uno Rev3 [A000066]
Arduino Uno Rev3 [A000066]
Arduino Uno Rev3 [A000066]
Arduino Uno Rev3 [A000066]
Arduino Uno Rev3 [A000066]

Arduino Uno Rev3 [A000066]

Arduino Uno Rev3 [A000066]

$23.39

(2,152 reviews)

A microcontroller board based on the Atmega328 chip from Atmel. This board can be powered with power pack or battery. Also it can be powered via USB. The board contains everything necessary to realize hardware and software projects on your own. This includes 14 digital IOs (6 of them can be used as PWMs), 6 analogue inputs, one 16 MHz oscillator, 1 USB-port, 1 power jack, 1ICSP header and a reset button.

A microcontroller board based on the Atmega328 chip from Atmel. This board can be powered with power pack or battery. Also it can be powered via USB. The board contains everything necessary to realize hardware and software projects on your own. This includes 14 digital IOs (6 of them can be used as PWMs), 6 analogue inputs, one 16 MHz oscillator, 1 USB-port, 1 power jack, 1ICSP header and a reset button.

(2,152 reviews)

A microcontroller board based on the Atmega328 chip from Atmel. This board can be powered with power pack or battery. Also it can be powered via USB. The board contains everything necessary to realize hardware and software projects on your own. This includes 14 digital IOs (6 of them can be used as PWMs), 6 analogue inputs, one 16 MHz oscillator, 1 USB-port, 1 power jack, 1ICSP header and a reset button.

A microcontroller board based on the Atmega328 chip from Atmel. This board can be powered with power pack or battery. Also it can be powered via USB. The board contains everything necessary to realize hardware and software projects on your own. This includes 14 digital IOs (6 of them can be used as PWMs), 6 analogue inputs, one 16 MHz oscillator, 1 USB-port, 1 power jack, 1ICSP header and a reset button.

$23.39 - $210.97

in 26 offers

The lowest price for Arduino Uno Rev3 [A000066] right now is $23.39 at AliExpress.com - AliExpress-226247430, compared across 26 retailers.

The all-time low was $6.70 on 11 Oct 2025 β€” today's price is 249% above the lowest ever. It has been notably cheaper before β€” worth setting a price alert.

Prices last updated 6 Nov 2026.

Price comparison

Price data powered by pricesAPI.io

Last updated at 06/11/2026 19:48:09

Please note: price history and price alerts are not available for some stores, including Amazon.com.au.
https://www.google.com/s2/favicons?domain=amazon.com.au&sz=64Amazon.com.au

$52.49

Arduino Uno REV3 [A000066]

Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!

https://www.google.com/s2/favicons?domain=aliexpress.com&sz=64AliExpress.com - AliExpress-226247430

$23.39

Arduino UNO R3 Development Board Original A Rduino Singlechip C Anguage Programming Learning

Delivery $9.30

https://www.google.com/s2/favicons?domain=au.element14.com&sz=64element14 Australia

$29.74

Arduino A000066 Uno, Evaluation Board

Delivery between 11–17 Nov $26.40

https://www.google.com/s2/favicons?domain=utmel.com&sz=64utmel.com

$32.79

Arduino A000066 Evaluation Boards - Embedded - MCU, DSP

Delivery between Mon – Wed $58.24

https://www.google.com/s2/favicons?domain=kynix.com&sz=64Kynix Semiconductor

$32.80

Arduino A000066 Evaluation Boards - Embedded - MCU, DSP AVR ATmega328P Evaluation Platform

Delivery between 13–16 Nov $32.04

https://www.google.com/s2/favicons?domain=au.wiautomation.com&sz=64WiAutomation AU

$35.84

A000066 Arduino

Delivery $91

https://www.google.com/s2/favicons?domain=richardelectronics.com&sz=64richardelectronics.com

$36.08

Arduino A000066 Development Boards, Kits, Programmers

Delivery between Sat – Wed $58.24

https://www.google.com/s2/favicons?domain=au.webuy.com&sz=64CeX

$40.00

Arduino Uno R3 Microcontroller Board, B

Delivery $4

https://www.google.com/s2/favicons?domain=electromaker.io&sz=64Electromaker.io

$40.19

Arduino Uno Rev 3 - Microcontroller Board with ATmega328P, 14 I/O Pins | Arduino

Delivery between 11–17 Nov $29.12

https://www.google.com/s2/favicons?domain=elpro.org&sz=64elpro

$42.83

A000066 Arduino development board series A/ABX/AKX/AFX

Delivery $48.69

Price history

Price history

Please note: price history and price alerts are not available for some stores, including Amazon.com.au.

Reviews

26 March 2023Gary W.

originally posted on arduino.cc

I’ve nobly spent a few hours with the Uno and am amazed. The IDE is easy enough for an entry level person like myself. Plan on programming the uno to trigger a relay that opens a solenoid on a water valve dependent on light and moisture sensor readings. I will surely become a lifelong Arduino aficionado.

7 December 2022Marc B.

originally posted on arduino.cc

I'm wondering why the copies have a 1M Ohm resistor that the "original" product does not?Does it change anything if I try to do some research or develop my own projects?I'm trying to learn about the ATtiny85 first and foremost, so I hope it's okay if I bought a few 'Made in China' copies of Arduino boards, since I intend on giving them (along with other types of microcontrollers like even the RP2040) to children in need for I wish to become an All-teaching English teacher here in France.I hope it will help children who back away from school or the system to find salvation in inventing things that us adults would never think of, and hope that one day, someone will understand how to stop us from being "sucked in" the machines that don't always help us to grow ...Β MoreI'm wondering why the copies have a 1M Ohm resistor that the "original" product does not?Does it change anything if I try to do some research or develop my own projects?I'm trying to learn about the ATtiny85 first and foremost, so I hope it's okay if I bought a few 'Made in China' copies of Arduino boards, since I intend on giving them (along with other types of microcontrollers like even the RP2040) to children in need for I wish to become an All-teaching English teacher here in France.I hope it will help children who back away from school or the system to find salvation in inventing things that us adults would never think of, and hope that one day, someone will understand how to stop us from being "sucked in" the machines that don't always help us to grow up.Obviously I will not try to steal anything from them without their consent. I would like to remain "open-source" to make sure that everyone can grow together. Even if I sometimes understand the necessity of needing space between people, as two people who aren't on the same page can't be forced to be together without it creating problems. We all need each other.What is their idea(s) belongs to them. I will give my opinion and advices to help them as best I can to fulfill their task(s).I want a world where everyone is truly Equal to one another.I want Peace.

13 January 2023Norman H.

originally posted on arduino.cc

Received my Arduino very fast… have only had a few minutes to work with it. Download of software very easy and intuitive. Connected the Arduino with cable to USB and able to run super quick program which worked flawlessly. So far this promises to be an incredible learning experience.

Specification

Standing screen display size1.5 Inches
RAM8 KB SRAM
Wireless TypeBluetooth
Memory storage capacity32 KB
Connectivity technologyUSB

Price comparison

Updated about 20 hours ago
Please note: price history and price alerts are not available for some stores, including Amazon.com.au.
https://www.google.com/s2/favicons?domain=amazon.com.au&sz=64
Amazon.com.au

$52.49

Arduino Uno REV3 [A000066]

Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!

https://www.google.com/s2/favicons?domain=aliexpress.com&sz=64
AliExpress.com - AliExpress-226247430

$23.39

Arduino UNO R3 Development Board Original A Rduino Singlechip C Anguage Programming Learning

Delivery $9.30

https://www.google.com/s2/favicons?domain=au.element14.com&sz=64
element14 Australia

$29.74

Backordered

Arduino A000066 Uno, Evaluation Board

Delivery between 11–17 Nov $26.40

https://www.google.com/s2/favicons?domain=utmel.com&sz=64
utmel.com

$32.79

Arduino A000066 Evaluation Boards - Embedded - MCU, DSP

Delivery between Mon – Wed $58.24

https://www.google.com/s2/favicons?domain=kynix.com&sz=64
Kynix Semiconductor

$32.80

Arduino A000066 Evaluation Boards - Embedded - MCU, DSP AVR ATmega328P Evaluation Platform

Delivery between 13–16 Nov $32.04

Price history

Price history

Please note: price history and price alerts are not available for some stores, including Amazon.com.au.

Reviews

26 March 2023

I’ve nobly spent a few hours with the Uno and am amazed. The IDE is easy enough for an entry level person like myself. Plan on programming the uno to trigger a relay that opens a solenoid on a water valve dependent on light and moisture sensor readings. I will surely become a lifelong Arduino aficionado.

Gary W. originally posted on arduino.cc
7 December 2022

I'm wondering why the copies have a 1M Ohm resistor that the "original" product does not?Does it change anything if I try to do some research or develop my own projects?I'm trying to learn about the ATtiny85 first and foremost, so I hope it's okay if I bought a few 'Made in China' copies of Arduino boards, since I intend on giving them (along with other types of microcontrollers like even the RP2040) to children in need for I wish to become an All-teaching English teacher here in France.I hope it will help children who back away from school or the system to find salvation in inventing things that us adults would never think of, and hope that one day, someone will understand how to stop us from being "sucked in" the machines that don't always help us to grow ...Β MoreI'm wondering why the copies have a 1M Ohm resistor that the "original" product does not?Does it change anything if I try to do some research or develop my own projects?I'm trying to learn about the ATtiny85 first and foremost, so I hope it's okay if I bought a few 'Made in China' copies of Arduino boards, since I intend on giving them (along with other types of microcontrollers like even the RP2040) to children in need for I wish to become an All-teaching English teacher here in France.I hope it will help children who back away from school or the system to find salvation in inventing things that us adults would never think of, and hope that one day, someone will understand how to stop us from being "sucked in" the machines that don't always help us to grow up.Obviously I will not try to steal anything from them without their consent. I would like to remain "open-source" to make sure that everyone can grow together. Even if I sometimes understand the necessity of needing space between people, as two people who aren't on the same page can't be forced to be together without it creating problems. We all need each other.What is their idea(s) belongs to them. I will give my opinion and advices to help them as best I can to fulfill their task(s).I want a world where everyone is truly Equal to one another.I want Peace.

Marc B. originally posted on arduino.cc
13 January 2023

Received my Arduino very fast… have only had a few minutes to work with it. Download of software very easy and intuitive. Connected the Arduino with cable to USB and able to run super quick program which worked flawlessly. So far this promises to be an incredible learning experience.

Norman H. originally posted on arduino.cc
Arduino Uno Rev3
21 October 2021

I bought the rev3 uno to start mining Duino coins. The product works absolutely fine. This is my first arduino product and I’m sold. With so many inspiring projects and applications viewed on you tube this purchase represents the expansion of raspberry pi hobby into arduino.The arduino website is super as was the purchase and delivery experience.Here is my crypto miner attached to a Mac busily mining 1 to 2 cents USD per day.

Mark P originally posted on thepihut.com
Arduino Uno Rev3
15 June 2023

Just getting into using Arduino boards and this Uno Rev3 is great. Everything clearly laid out and has put up with a fair bit of abuse. Being flexible with power input is a bonus, plus you can use USB to program whilst powering through the jack plug too.Pi Hut dispatch and delivery lightening quick and service top notch!

Timothy R originally posted on thepihut.com
Arduino Uno Rev3
27 April 2023

A VERY POWERFUL PIECE OF KIT WITH LOTS OF WORLDWIDE SUPPORT. EASY TO PROGRAM EVEN FOR BEGINNERS. MORE IMPORTANT IS THE EXTRA BOARDS AND KIT THAT CAN GO WITH THE UNO3 TO PRODUCE VERY INTERESTING AND POWERFUL PROJECTS.PROBABLY THE BIGGEST FACTOR TO PICK THE UNO3 AND ALL ITS SUPPORT KIT IS THE RELATIVELY LOW COST NEEDED TO PRODUCE QUITE COMPLEX PIECES OF USEFUL TECHNOLOGY.

vic w originally posted on thepihut.com
Using it as newbie trying to insert LCD Keypad by ROBOT
2 April 2022

I really not in a position to explain much since I am a newbie on this. I made it work with basic stuff like Blink.uno but unable yet to make the board recognize a 1602 Keypad Shield I purchase d made by D1 ROBOT. Most probably my ignorance but after a while ni may succeed. For Example I have not been able on IDE to find. Board AtMega328p unless is the explained mini and other things like that. Steep curve to make this wirk , but I cannot blame this product. Eventually (maybe) I will make it work

bubgonz_1406 originally posted on ebay.com

Specification

Standing screen display size1.5 Inches
RAM8 KB SRAM
Wireless TypeBluetooth
Memory storage capacity32 KB
Connectivity technologyUSB

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