Circuitry & IOT
Explore our range of circuitry and IoT products for Digital Technologies education across Australia. From electronic components and crimp connectors to complete IoT kits, you'll find everything needed to teach and learn circuit design and the Internet of Things.
Ideal for classrooms, STEM programs, makers, and hobbyists, this collection covers individual components, accessories, and ready-to-go project kits — with fast shipping Australia-wide.
ESP32-H2-DevKitM-1 - 4 MB Flash
SKU: AF-5715 | Brand: Adafruit
The ESP32-H2-DevKitM-1 is an entry-level development board based on the ESP32-H2-MINI-1 module, featuring Bluetooth Low Energy 5, IEEE 802.15.4, Thread, Matter, and Zigbee support on a single chip. It's an ultra-low-p...
Delivered by Thu 11 Jun
ESP32-S3-WROOM-1-N4 Module (PCB Antenna)
SKU: DF-DFR0896 | Brand: DFRobot
The ESP32-S3-WROOM-1-N4 is a powerful Wi-Fi and Bluetooth LE MCU module built around the ESP32-S3 SoC. Featuring a dual-core Xtensa LX7 processor running at up to 240MHz, 4MB SPI flash, and hardware acceleration for n...
Delivered by Thu 11 Jun
Adafruit QT Py ESP32-S2 WiFi Dev Board with uFL Antenna Port
SKU: AF-5348 | Brand: Adafruit
The Adafruit QT Py ESP32-S2 with uFL Antenna Port is the extended-range version of the QT Py ESP32-S2. Instead of an on-board antenna, it features a uFL connector so you can attach any 2.4 GHz Wi-Fi antenna for signif...
Delivered by Thu 11 Jun
ACS712 Current Sensor- 20A
SKU: EC-SEL71220A | Brand: Elecrow
A current sensing module based on the Allegro ACS712 Hall effect sensor, capable of accurately measuring both AC and DC current up to ±20 A. The module outputs a proportional analogue voltage that can be read directly...
Delivered by Thu 11 Jun
Crowtail Starter Kit for Arduino
SKU: EC-SEA0001T | Brand: Elecrow
The Crowtail Starter Kit for Arduino is a beginner-friendly electronics kit built around the Crowduino Uno-SD board and the Crowtail modular connector system. With 22 plug-and-play modules and over 20 guided tutorials...
Delivered by Thu 11 Jun
Dual Channel H-Bridge Motor Shield-V1.5
SKU: EC-ACS70028DH | Brand: Elecrow
The Dual Channel H-Bridge Motor Shield is composed of 2 discrete MOSFET H-bridge, designed to drive two DC motor with max current 8A. It is made up of 8 N-channel MOSFET IRF3205S and 4 pcs of half bridge motor control...
Delivered by Thu 11 Jun
Octopus Analog UV sensor (GUVA-S12SD)
SKU: EF-EF04093 | Brand: ElecFreaks
Octopus Analog UV sensor (GUVA-S12SD) is the UV electric brick in our Octopus series, the basic design is from the Octopus electric bricks and the setting of its outlook, the PCB fixing hole and the connectors are the...
Delivered by Thu 11 Jun
3xAA Battery Holder
SKU: DF-FIT0610 | Brand: DFRobot
This enclosed battery holder takes 3× AA batteries in series, providing approximately 4.5V from alkaline cells or 3.6V from NiMH/NiCd rechargeables. It features a built-in on/off switch and a sliding, removable cover ...
Delivered by Thu 11 Jun
2 x AA Battery Holder with On/Off Switch JST PH Connector
SKU: AF-4193 | Brand: Adafruit
A slim 2×AA battery holder with a built-in on/off switch and genuine JST PH connector. Two AA batteries in series provide approximately 3V — ideal for powering low-voltage electronics projects, microcontrollers, and p...
Delivered by Thu 11 Jun
Octopus Soil Moisture Sensor Brick
SKU: EF-EF04027 | Brand: ElecFreaks
Octopus Soil Moisture Sensor Brick can read the amount of moisture present in the soil surrounding it. It's a low tech sensor, but ideal for monitoring an urban garden, or your pet plant's water level. This is a mu...
Delivered by Thu 11 Jun
Vertical Breadboard-Friendly 3.5mm Mono Headphone Jack
SKU: AF-4031 | Brand: Adafruit
Pipe audio in or out of your project with this very handy breadboard-friendly audio jack. It's a stereo jack so you get left and right channels as well as a ground pin. You can use any 3.5mm stereo cable with this jac...
Delivered by Thu 11 Jun
Getting Started with the BBC Micro:Bit
SKU: LB-00248 | Brand: Little Bird
Mike Tooley's book will show you how the micro:bit can be used in a wide range of applications from simpe domestic gadgets to more complex control systems such as those used for lighting, central heating and securi...
Delivered by Thu 11 Jun
16 MHz Crystal + 20pF capacitors
SKU: AF-2215 | Brand: Adafruit
A 16.000 MHz quartz crystal in the HC49/US short-style package, supplied with two 20pF load capacitors. The crystal provides higher precision than ceramic resonators, with 30 PPM tolerance and 50 PPM stability — suita...
Delivered by Thu 11 Jun
Jumper Wires (F/M) (65 Pack)
SKU: DF-FIT0121 | Brand: DFRobot
Jumper wires are one of the most important gear component for the tinkerer. Often underestimated, but one of the first things to miss. If you are starting to assemble your tinker gear and wondering if this is really n...
Delivered by Thu 11 Jun
0.100 (2.54 mm) Female Header: 2x5-Pin, Straight
SKU: PL-1025 | Brand: Pololu
The 0.100″ (2.54 mm) 2×5-Pin Straight Female Header is a double-row, 10-pin socket strip designed to mate with standard 0.1″ pitch male headers. The 2×5 configuration is one of the most widely used dual-row sizes, mat...
Delivered by Thu 11 Jun
0.1 (2.54mm) Crimp Connector Housing: 2x4-Pin 10-Pack
SKU: PL-1912 | Brand: Pololu
These 2×4-pin crimp connector housings let you quickly build custom cables that mate with standard 0.1" (2.54mm) spaced connectors. Pair them with pre-crimped terminal wires to create reliable, removable eight-wire co...
Delivered by Thu 11 Jun
0.1 (2.54mm) Crimp Connector Housing: 1x4-Pin 10-Pack
SKU: PL-1903 | Brand: Pololu
These 1×4-pin crimp connector housings let you quickly build custom cables that mate with standard 0.1" (2.54mm) spaced connectors. Pair them with pre-crimped terminal wires to create reliable, removable four-wire con...
Delivered by Thu 11 Jun
Premium Female/Female Jumper Wires - 20 x 3 (75mm)
SKU: AF-1951 | Brand: Adafruit
These premium female-to-female jumper wires are ideal for making wire harnesses or connecting between headers on PCBs. Each pack contains 20 wires in a ribbon cable format — two of each of ten rainbow colours — that c...
Delivered by Thu 11 Jun
Premium Female/Male 'Extension' Jumper Wires - 20 x 3
SKU: AF-1953 | Brand: Adafruit
These Female/Male 'extension' jumper wires for making wire harnesses or jumpering between headers on PCB's. These premium jumper wires are 3" (75mm) long and come in a 'strip' of 20 (2 pieces of each of ten rainbow...
Delivered by Thu 11 Jun
ESP32-S3 Round AMOLED Touch Display Board - 466x466, Dual-Core, Dual Mic, QSPI
SKU: WS-31261 | Brand: Waveshare
Unleash your creativity with the cutting-edge ESP32-S3 1.75inch AMOLED Round Touch Display Development Board! This state-of-the-art board is the perfect tool for developers and hobbyists looking to bring their innovat...
Delivered by Thu 11 Jun
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