Menu
Our brands
Electronics
Platforms
Robotics
Starter kits
Computers
Material
Seasonal products
Opencircuit
Platforms
Account
Account overview
Filter
Price
Current stock
Brand
ACT
[ 1 ]
Adafruit
[ 86 ]
Arduino
[ 126 ]
Cytron
[ 34 ]
DFRobot
[ 345 ]
DYNAMIXEL
[ 1 ]
Grove (Seeed Studio)
[ 1 ]
Grove (Seeed Studio)
[ 1 ]
Itead
[ 105 ]
Kitronik
[ 80 ]
Micro:bit
[ 2 ]
Opencircuit
[ 16 ]
PJRC
[ 13 ]
Pimoroni
[ 1 ]
Pololu
[ 45 ]
Raspberry Pi
[ 34 ]
Shelly
[ 29 ]
Sparkfun
[ 150 ]
Unihiker
[ 1 ]
Velleman
[ 4 ]
Waveshare
[ 21 ]
Whadda
[ 4 ]
Zihatech
[ 1 ]
Voltage
Microcontroller
AT91SAM3X8E
ATmega2560
ATmega328
ATmega328P
ATmega32U4
ATSAMD21G18
EFR32MG21
ESP32
ESP32-S3
L298P
NRF52840
NRF82533
NXP iMXRT1062 Cortex-M7
Renesas RA4M1 (Arm® Cortex®-M4)
SAMD21
W5500
Clock speed
Flash memory
SRAM
Input voltage
Color
Black
Transparent
Transparent Tawny
White
Analoog I / O
Material
ABS V0
Aluminum alloy
PC + tempered glass
PC V0
PC V0 + CRS + Toughened Glass
PC+LCD
Plastic
PWM
Soldered headers
No
Yes
Stroom per I/O
Current
Channels
EEPROM
Digital I/O
Communication
2.4GHz
Analog
I2C
SPI
Battery type
AA
AAA
CR123A
CR2450
Connector
Mini- USB
PH2.0-3P
Qwiic
Closing cover
No
Yes
Number of relays
Categories
Robotics
Platforms
Electronics
Starter kits
Material
Computers
Seasonal products
Affiliate program
Everyone is welcom to join our affilate program.
Place affiliate links and banners on your pages or website.
Direct customers to Opencircuit
Receive up to 10% in commission!
More info
Platforms
Platforms are a family of microcontrollers, sensors and accessories that work together seamlessly.
Shelly
Stemma
Arduino
AI hardware
BBC micro:bit
Gravity
LattePanda
NodeMCU
Qwiic
Atmel SAM
TTGO
Raspberry Pico
STM32
Sonoff
Raspberry PI
FeatherWing
Teensy
WeMos
1101
result
results
Sort by
Relevance
Name
Review score
Price ascending
Price descending
Load previous
Reduced
-50 %
SparkFun RFID Qwiic Kit
Sparkfun #KIT-15209
Get the user-friendly SparkFun RFID Qwiic Kit, compatible with ID-3LA, ID-12LA, and ID-20LA readers. The kit includes an RFID reader, two RFID cards, and a cable for easy setup. Ideal for 125kHz ID tag scanning.
In stock
€ 70,05
€ 35,05
Incl. VAT
Reduced
-48 %
Sparkfun Qwiic JST Connector - SMD 4-Pin (Vertical)
Sparkfun #PRT-16766
Get the compact and versatile Sparkfun Qwiic JST Connector - SMD 4-Pin (Vertical) for your Qwiic system. Ideal for tight spaces, it enables secure connections and efficient prototyping.
In stock
€ 1,05
€ 0,55
Incl. VAT
Reduced
-50 %
SparkFun Qwiic Keypad - 12 Button
Sparkfun #COM-15290
Get the SparkFun Qwiic Keypad, a 12-button input device for hassle-free wiring and efficient processing. It comes fully assembled with a user-friendly interface and requires no soldering. Perfect for easy development and integration.
In stock
€ 18,95
€ 9,50
Incl. VAT
Reduced
-50 %
SparkFun Qwiic Motor Driver
Sparkfun #ROB-15451
Boost your robotics project with SparkFun Qwiic Motor Driver. Featuring 4245 PSOC, 2-channel motor ports, Qwiic ports for easy plug-and-play, and 1.2A steady state drive per channel. No soldering needed. Perfect for small DC motor driver needs.
In stock
€ 33,35
€ 16,70
Incl. VAT
Reduced
-50 %
SparkFun Proximity Sensor Breakout - 20cm, VCNL4040 (Qwiic)
Sparkfun #SEN-15177
The SparkFun Proximity Sensor Breakout is an infrared presence and ambient light sensor. Ideal for automated systems, it detects objects up to 20cm away. Easy to connect with no soldering required.
In stock
€ 7,60
€ 3,80
Incl. VAT
Reduced
-50 %
DFRobot Gravity: Servo Extension Cable 300mm
DFRobot #FIT0033
Introduction This is a 300mm servo extension cable. This comes in very handy when your servo is further away from the controller than the wire on the servo allows. Male connector on one end goes to controller, female connector mates with servo.
In stock
€ 1,00
€ 0,50
Incl. VAT
Reduced
-50 %
DFRobot Gravity: 386AMP Audio Amplifier Module (Arduino Compatible)
DFRobot #DFR0064
This DFRobot 386AMP audio amplifier module uses the National Semiconductor LM386 audio power amplifier chip. It has 20 voltage gain. In the 6V power supply, it's static power consumption of only 24mW, the module is suitable for battery-powered forum.
In stock
€ 16,85
€ 8,45
Incl. VAT
Reduced
-50 %
DFRobot Gravity: Digital 10A Relay Module
DFRobot #DFR0473
Introducing the Gravity Digital Relay Module – the latest addition to DFRobot’s Gravity series!
In stock
€ 5,50
€ 2,75
Incl. VAT
Reduced
-50 %
DFRobot Gravity: Digital IR Receiver Module
DFRobot #DFR0094
Infrared devices are widely used, and often for remote controlled devices. With DFRobot digital IR receiver module, your Arduino project is now able to receive command from any IR remote controller.Well, it will be also easy to make your own IR controller using IR transmitter.
In stock
€ 5,50
€ 2,75
Incl. VAT
Reduced
-50 %
DFRobot Gravity: I2C 3.7V Li Battery Fuel Gauge
DFRobot #DFR0563
3.7V lithium batteries are commonly used in many projects. However, the remaining power and voltage of the lithium battery are highly nonlinear. We can only roughly judge whether the battery is full or almost empty according to its voltage.
In stock
€ 13,90
€ 6,95
Incl. VAT
Reduced
-50 %
DFRobot Gravity: I2C LCD1602 Arduino LCD Display Module (Gray)
DFRobot #DFR0557
Gravity: I2C LCD1602 Arduino LCD Display Module (Gray).Referring to the LCD16020, I believe that everyone is not unfamiliar with the square shape, green color, a row of 2.54 pin header....
In stock
€ 13,90
€ 6,95
Incl. VAT
Reduced
-50 %
DFRobot Gravity: UART & I2C NFC Module
DFRobot #DFR0231-H
Gravity: UART & I2C NFC Module adopts NXP PN532, a highly integrated NFC communication controller, which supports various types of NFC smart cards or tags like the commonly used MIFARE Classic series and NTAG series in the market.
In stock
€ 41,95
€ 21,00
Incl. VAT
Reduced
-50 %
DFRobot Gravity: UART MP3 Voice Module with 8MB Flash Memory
DFRobot #DFR0534
Do you always feel like the DIY work is boring, not attractive or no vitality when you design it by yourself?This new Gravity MP3 voice module produced by DFRobot can solve these problems.
In stock
€ 9,70
€ 4,85
Incl. VAT
Reduced
-51 %
DFRobot Gravity: Vibration Motor Module For Arduino
DFRobot #DFR0440
Have you ever wondered how to implement a vibration motor in your project, like you would find in a mobile phone?
In stock
€ 3,55
€ 1,75
Incl. VAT
Reduced
-49 %
DFRobot Gravity: Digital piranha LED module - Blue
DFRobot #DFR0031-B
Piranha LED light module (Blue) , and special sensors Arduino board and ambient light sensor extension combination, can be used in the interaction with the light works.When the LED light module connected to Arduino, the digital pin (LOW on, HIGH off) is used to control it.
In stock
€ 3,65
€ 1,85
Incl. VAT
Reduced
-49 %
DFRobot Gravity: Digital Piranha LED Module - White
DFRobot #DFR0031-W
Piranha LED light module, and special sensors Arduino board and ambient light sensor extension combination, can be used in the interaction with the light works.When the LED light module connected to Arduino, the digital pin (LOW on, HIGH off) is used to control it.
In stock
€ 3,65
€ 1,85
Incl. VAT
Reduced
-50 %
DFRobot Gravity: Digital Infrared Motion Sensor For Arduino
DFRobot #SEN0018
This is a simple to use arduino motion sensor. Power it up and wait 1-2 seconds for the sensor to get a snapshot of the still room. If anything moves after that period, the 'alarm' pin will go low. This sensor checks for infrared heat in it's detecting angle.
In stock
€ 6,20
€ 3,10
Incl. VAT
Reduced
-50 %
DFRobot Gravity: Digital Push Button (Yellow)
DFRobot #DFR0029-Y
Gravity: Digital Push Button (Yellow). Press to release pleasure! Our redesigned digital push buttons come with LED, immersion gold surface, and bright colored hats. A captital D at left corner indicates that it is a digital sensor.
In stock
€ 2,40
€ 1,20
Incl. VAT
Reduced
-50 %
DFRobot Gravity: DHT22 Temperature & Humidity Sensor
DFRobot #SEN0137
DHT22 capacitive humidity sensing digital temperature and humidity module is one that contains the compound has been calibrated digital signal output of the temperature and humidity sensors.
In stock
€ 12,50
€ 6,25
Incl. VAT
Reduced
-50 %
DFRobot Gravity: Digital Crash Sensor (Right)
DFRobot #SEN0138-R
A miniature snap-action switch (right lever), also trademarked and frequently known as a micro switch, is an electric switch that is actuated by very little physical force.
In stock
€ 2,80
€ 1,40
Incl. VAT
Reduced
-50 %
DFRobot Gravity: Digital Piezo Disk Vibration Sensor
DFRobot #DFR0052
The DFRobot Vibration Sensor buffers a piezoelectric transducer that responds to strain changes by generating a measurable output voltage change which is proportional with the strength of vibration.
In stock
€ 6,30
€ 3,15
Incl. VAT
Reduced
-49 %
DFRobot Gravity: Digital Push Button (Green)
DFRobot #DFR0029-G
Gravity: Digital Push Button (Green). Press to release pleasure! Our redesigned digital push buttons come with LED, immersion gold surface, and bright colored hats. A capital D at left corner indicates that it is a digital sensor. An illustration of button painted in the back notifying its function.
In stock
€ 2,75
€ 1,40
Incl. VAT
Reduced
-49 %
DFRobot Gravity: Gesture & Touch Sensor
DFRobot #SEN0285
This sensor module integrates gesture recognition and touch detects functions in one piece, and provides an adjustable detection range within 0~30cm.
In stock
€ 4,85
€ 2,45
Incl. VAT
Reduced
-50 %
DFRobot Gravity: I2C Digital Wattmeter
DFRobot #SEN0291
Gravity: I2C Digital Wattmeter is a high-resolution, high-precision, large-scale measurement module that can measure the voltage, current and power of various electronic modules and electrical equipment within 26V 8A, and the maximum relative error is no more than ±0.2% (A simple manual c
In stock
€ 9,70
€ 4,85
Incl. VAT
Reduced
-50 %
DFRobot Gravity: Waterproof DS18B20 Sensor Kit
DFRobot #KIT0021
This waterproof temperature sensor kit use DS18B20 probe AS . It contains a probe with a resistor module. So it is easy to connect on the Arduino board.
In stock
€ 10,55
€ 5,30
Incl. VAT
Reduced
-50 %
DFRobot Micro:Mate - a Mini & Thin Expansion Board for micro:bit (Gravity Compatible)
DFRobot #DFR0518
Micro:Mate is a tiny micro:bit I/O expansion board for learning electronics and building DIY projects.
In stock
€ 8,30
€ 4,15
Incl. VAT
Reduced
-50 %
DFRobot Water Leak Detector
DFRobot #SEN0454
Water leakage may cause some safety risks and monetary loss. Is there any device that can tell us whether there is water leakage in time so that we can take measures to minimize and avoid damage?
In stock
€ 25,10
€ 12,55
Incl. VAT
Reduced
-50 %
Adafruit ItsyBitsy nRF52840 Express - Bluetooth® LE
Adafruit #4481
The Adafruit ItsyBitsy nRF52840 Express is a compact yet powerful microcontroller featuring Nordic nRF52840 Bluetooth LE processor. It offers memory, Arduino and CircuitPython support, BLE capabilities, and more.
In stock
€ 28,00
€ 14,00
Incl. VAT
Reduced
-50 %
DFRobot Fermion: DFPlayer Pro - A mini MP3 Player with On-board 128MB Storage (Breakout)
DFRobot #DFR0768
Here comes the DFPlayer Pro---A mini simple but powerful MP3 Player! This MP3 player module supports four controlling modes: Arduino, AT command, on-board buttons, and ADKEY.
In stock
€ 12,50
€ 6,25
Incl. VAT
Reduced
-50 %
DFRobot Gravity: SGP40 Air Quality Sensor
DFRobot #SEN0394
The SGP40 Air Quality sensor adopts the new SGP40 digital VOC sensor chip launched by the well-known Sensirion.
In stock
€ 19,50
€ 9,75
Incl. VAT
Reduced
-50 %
Itead SONOFF S-MATE Switch Mate
Itead
SONOFF S-MATE Switch MateS-MATE can connect the ordinary 1/2/3-button wall switch which acts as a remote controller. After pairing with MINI R3, MINI R3 can be controlled locally by S-MATE through the "eWeLink-Remote" signal, and trigger other smart devices in the smart scene.
In stock
€ 11,50
€ 5,75
Incl. VAT
Reduced
-50 %
Itead SONOFF SwitchMan Smart Wall Switch M5 Frame - 2 Gang
Itead
This SONOFF SwitchMan Smart Wall Switch M5 Frame with 2 gangs is designed to make good-look and tidy wall decoration for M5-80 type and mounting box installation.
In stock
€ 3,50
€ 1,75
Incl. VAT
Sale
-49 %
DFRobot Gravity: LED Button - Blue
DFRobot #DFR0785-B
This is a simple LED-illuminated switch button with a transparent cap. It’s just like a basic switch button, but it lights up blue color when pressed down, which gives you visual feedback.
In stock
€ 2,45
€ 1,25
Incl. VAT
Reduced
-50 %
DFRobot Gravity: LED Button - Yellow-Orange
DFRobot #DFR0785-Y
This is a simple LED-illuminated switch button with a transparent cap. It’s just like a basic switch button, but it lights up yellow/orange color when pressed down, which gives you visual feedback.
In stock
€ 6,30
€ 3,15
Incl. VAT
Reduced
-51 %
DFRobot Gravity: Digital 360° Tilt Sensor for Arduino
DFRobot #DFR0830
This sensor contains a metal ball that moves along its special internal structure on the effect of gravitation force so as to make a connection or disconnection.
In stock
€ 3,55
€ 1,75
Incl. VAT
Reduced
-50 %
DFRobot Gravity: IO Shield for FireBeetle 2 (ESP32-E/M0)
DFRobot #DFR0762
Specially designed for FireBeetle 2 series (M0, ESP32-E), this Gravity IO expansion shield offers various ports including digital, analog, I2C, UART, SPI, etc.
In stock
€ 9,50
€ 4,75
Incl. VAT
Reduced
-50 %
DFRobot Gravity: Digital Sensor Cable for Arduino - 50cm (10 Pack)
DFRobot #FIT0756
This high-quality 50cm digital sensor cable is equipped with a 3-pin PH2.0 plug connector on one side and a 3-pin DuPont connector on the other side.
In stock
€ 9,15
€ 4,60
Incl. VAT
Reduced
-50 %
DFRobot Gravity: Analog Sensor Cable for Arduino - 50cm (10 Pack)
DFRobot #FIT0769
This high-quality 50cm analog sensor cable is equipped with a 3-pin PH2.0 plug connector on one side and a 3-pin DuPont connector on the other side.
In stock
€ 9,15
€ 4,60
Incl. VAT
Reduced
-50 %
DFRobot Gravity: 4Pin I2C/UART Sensor Cable for Arduino - 50cm (10 Pack)
DFRobot #FIT0773
The Gravity 4Pin I2C/UART sensor cable is a standard Gravity series 4-Pin cable with 50cm length. One side is PH2.0-4p connector and the other side is XH2.54 DuPont port, compatible with standard...
In stock
€ 9,15
€ 4,60
Incl. VAT
Reduced
-50 %
Itead SONOFF RM433R2 Remote Controller
Itead #RM433R2
The RM433R2 remote controller is an updated version for RM433 with 433MHz, more smooth surface equipped with a better smart chip for a farther distance of RF control on your SONOFF devices.
In stock
€ 8,00
€ 4,00
Incl. VAT
Reduced
-50 %
Itead SONOFF CAM Slim Wi-Fi Smart Security Camera
Itead #S-CAM
Looking for a smart home security camera that offers a clear and secure view of your home day and night? Look no further than the SONOFF CAM Slim Wi-Fi Smart Security Camera.
In stock
€ 33,65
€ 16,85
Incl. VAT
Reduced
-50 %
Itead SONOFF TH Elite Smart Temperature and Humidity Monitoring Switch 16A
Itead #THR316D
The SONOFF TH Elite is a smart temperature and humidity monitoring switch powered by the advanced ESP32 chip, designed to offer precision, reliability, and convenience.
In stock
€ 20,00
€ 10,00
Incl. VAT
Reduced
-50 %
Itead SONOFF MS01- Smart Soil Moisture Sensor with RJ9 connector
Itead #MS01-RJ11
SONOFF MS01- Smart Soil Moisture Sensor with RJ11 Adapter 【Monitor Soil Moisture】Works with TH Elite/TH Origin to monitor your plants’ soil moisture.【DIY A Smart Watering Device】DIY your sprinkler to water automatically according to the setting moisture value.
In stock
€ 21,75
€ 10,90
Incl. VAT
Reduced
-50 %
Itead SONOFF THS01 Temp and Humi Sensor with RJ9 connector
Itead #THS01
SONOFF THS01 Temp and Humi Sensor【Wider Monitoring Range】Temperature measuring range from -40℃ to +85℃ and humidity measuring range from 0 to 100%RH.【RJ11 Connector】The sensor connector is upgraded to RJ9, supporting hot-plugging making the connection more stable and reliable.
In stock
€ 5,30
€ 2,65
Incl. VAT
Reduced
-50 %
Itead SONOFF POW Elite Smart Power Meter Switch 16A
Itead #POW Elite 16A
This SONOFF POW Elite is a 16A power meter switch, a newly upgraded ESP32 chip 200% faster than the previous ESP8622 chip.
In stock
€ 21,25
€ 10,65
Incl. VAT
Reduced
-50 %
Itead SONOFF POW Elite Smart Power Meter Switch 20A
Itead #POWR320D
SONOFF POW Elite Smart Power Meter Switch 20A【LCD Screen】Track of power, current, voltage, and cumulative power consumption of your appliances in real-time on the LCD screen.【20A Max Load】Support maximum 20A load, POW Elite compatible with more home appliances.
In stock
€ 36,55
€ 18,30
Incl. VAT
Reduced
-50 %
Itead SONOFF POW Origin Smart Power Meter Switch( POWR2 Upgrade Version)
Itead #POWR316
SONOFF POW Origin (the upgrade version of POW R2) is a power meter switch, a newly upgraded ESP32 chip 200% faster than the previous ESP8622 chip.
In stock
€ 20,65
€ 10,35
Incl. VAT
Reduced
-50 %
Itead SONOFF NFC Tag
Itead #NFC Tag
Do you want to have a quicker way to control your SONOFF devices? For example, raise your smartphone. Now, we get you covered! You can use the NFC Tag to control SONOFF devices in scene.
In stock
€ 9,95
€ 5,00
Incl. VAT
Sale
-50 %
Itead SONOFF PIR3-RF - 433MHZ RF PIR motion sensor
Itead #PIR3-RF
SONOFF PIR3-RF motion sensor can detect and report motion. When used for your home security system, it can detect the movement within 8M and help identify whether a human or pet is moving around...
In stock
€ 11,05
€ 5,55
Incl. VAT
Sale
-49 %
Itead Desk Enclosure Stand for NSPanel & NSPanel Pro - Dim Gray
Itead
Keep your NSPanel and NSPanel Pro organized and protected with the Dim Gray Desk Enclosure Stand. Designed specifically for the NSPanel and NSPanel Pro displays, this stand is made from durable...
In stock
€ 2,45
€ 1,25
Incl. VAT
Viewed
50
of
1101
products
Show more