Products of Elecfreaks
Elecfreaks: Maker Electronics & STEM Education Modules for Industry and Commerce
micro:bit accessories, Arduino modules, robotics kits, sensors, expansion boards – Elecfreaks products at Lieske Electronics B2B
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2011
Founded
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500+
Products in Range
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CE / RoHS
Certifications
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Global
Distribution Partner
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Founded in 2011, Elecfreaks has established itself as a leading provider of maker electronics and STEAM education kits. As an official partner of the micro:bit Educational Foundation, the company develops intuitive modules, add-on boards and complete kits that bring programming, electronics and robotics to life. The product range includes expansion boards and sensor modules for micro:bit, Arduino and Raspberry Pi Pico, complete robotics sets, laser engraving machines and a wide range of individual components (Octopus, PlanetX, Jacdac, Petal series). The plug-and-play architecture enables rapid prototyping without soldering. Thanks to its own supply chain and manufacturing in China, Elecfreaks offers excellent value for money. All products comply with CE, RoHS and FCC – ideal for schools, university laboratories, industrial training and prototype development. |
★ Certifications & Platforms
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► Product Families |
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► micro:bit Accessories & Boards
Expansion boards (Sensor:bit, Ring:bit, Wukong), breakout boards and shields for all micro:bit versions. Direct plug-in of sensors without soldering. ✓ V1/V2 compatible ✓ Plug-in ✓ MakeCode blocks |
► Robotics Kits
Cutebot, Nezha, Wonder Robot – driverless robot platforms and multi-axis construction kits for education and prototyping. Support multiple programming languages. ✓ Pre-built ✓ LEGO-compatible ✓ Scratch/Python |
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► Sensors & Modules
Octopus, PlanetX and Jacdac sensor series: temperature, ultrasonic, colour, humidity, gas, soil moisture and many more. Pluggable ecosystem for rapid assembly. ✓ Plug-and-Play ✓ 3.3 V/5 V ✓ Arduino/Pico |
► Laser Engraving Systems
Compact CNC laser engravers for wood, acrylic, leather and plastic. Suitable for school training workshops, maker spaces and small production facilities. ✓ Desktop format ✓ Open-source ✓ GRBL |
► Industries & Applications |
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► Schools & Universities
STEM curricula, computer science classes and robotics clubs: ready-to-use kits with guided instructions and online resources. |
► Industrial Training
Vocational schools and company training workshops use Elecfreaks kits for hands-on programming, sensor technology and control engineering training. |
► Prototype Development
Engineers and developers use sensor modules and expansion boards for rapid hardware prototypes in IoT, automation and embedded systems. |
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► Maker Spaces & FabLabs
Open workshops benefit from the broad platform compatibility and the affordable entry price of Elecfreaks modules. |
► Research & Development
Research labs use the extensive sensor library and open hardware architecture for reproducible experimental setups. |
► Corporate Training
Training centres and HR departments rely on Elecfreaks kits for digital skills programmes and Industry 4.0 training courses. |
◆ Your Advantages with Elecfreaks |
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► Elecfreaks Products by Category
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► Frequently Asked Questions about Elecfreaks |
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Are Elecfreaks products certified for commercial use?
Yes – almost all products carry CE, RoHS and FCC. These certifications are required for use in schools, public institutions and commercial training facilities within the EU.
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Which programming environments are supported?
Elecfreaks products support Microsoft MakeCode (graphical/block-based), MicroPython, Arduino IDE and Scratch extensions. Free tutorials and sample code are available for every kit.
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Are volume prices available for schools and institutions?
Yes – Lieske Electronics offers volume pricing and class set packages for educational institutions. Please send enquiries to sales@industry-electronics.com with your requirements and institution details.
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Elecfreaks – Request a B2B Quote Now
Class set pricing · Framework contracts · Technical consulting · Fast delivery
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Elecfreaks EF02054Elecfreaks EF02054 Wukong2040 Breakout Board für Pico, 14 GPIO, 4 Motor Ports, 2 LED, Summer, Batteriehalter ELECFREAKS Wukong2040 Breakout Board für Raspberry Pi Pico Das ELECFREAKS Wukong2040 ist ein multifunktionales Erweiterungsboard, entworfen für den Raspberry Pi Pico. Es bietet zahlreiche Funktionen ... Lieske Part No.: 823496 Mfg Part No: EF02054 |
12,15 EUR
 ≈ £10.42 | ≈ $14.08
Delivery time from supplier's stock (ca.) 4 workdaysinfo_outline
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Elecfreaks EF03155Elecfreaks EF03155 I2C OLED Modul Diese Anzeigen sind klein, aber aufgrund des hohen Kontrasts einer OLED-Anzeige sehr gut lesbar. Diese Anzeige besteht aus 128x64 einzelnen weißen OLED-Pixeln, von denen jeder einzelne durch den ... Lieske Part No.: 822252 Mfg Part No: EF03155 |
9,77 EUR
≈ £8.38 | ≈ $11.32
Delivery time from supplier's stock (ca.) 4 workdaysinfo_outline
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Elecfreaks EF03405Elecfreaks EF03405 Micro:bit Breakout Board (Octopus:bit) We all know the side pin on BBC Micro:bit board can lead to the input signal or generate control signal with special interface. As for pins of 0/1/2/3V/GND, we can use alligator clip to lead signal. Lieske Part No.: 822267 Mfg Part No: EF03405 |
14,01 EUR
≈ £12.02 | ≈ $16.24
Delivery time from supplier's stock (ca.) 4 workdaysinfo_outline
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Elecfreaks EF03409ELECFREAKS Powerbit ELECFREAKS Power:bit is an expansion board for micro:bit. Power:bit is powered by two 2025 button cells and has an integrated buzzer on the circuit board. Due to its small size, it is ideal for ... Lieske Part No.: 2041442 Mfg Part No: EF03409 |
-14% 7,63 EUR 8,88 EUR
≈ £6.55 | ≈ $8.85
Delivery time from supplier's stock (ca.) 4 workdaysinfo_outline
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Elecfreaks EF03415ELECFREAKS Sensor:bit (without micro:bit board) Sensor:bit is an expansion board for micro:bit. It has a built-in buzzer and an audio jack so you can listen to music through the buzzer or through headphones. Specifications:Operating voltage: 2.7 - ... Lieske Part No.: 2041393 Mfg Part No: EF03415 |
-14% 7,41 EUR 8,63 EUR
≈ £6.36 | ≈ $8.59
Delivery time from supplier's stock (ca.) 4 workdaysinfo_outline
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Elecfreaks EF03418Elecfreaks EF03418 8x16 Matrix Module Das 8x16 Matrix Module ist ein kompaktes LED-Display, das aus 128 einzeln schaltbaren LEDs besteht und zur Anzeige von Zahlen, Buchstaben und Symbolen mit Scroll-Effekt verwendet werden kann. Es ... Lieske Part No.: 823580 Mfg Part No: EF03418 |
7,91 EUR
≈ £6.79 | ≈ $9.17
Delivery time from supplier's stock (ca.) 4 workdaysinfo_outline
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Elecfreaks EF03423ELECFREAKS Ring:bit V2 for micro:bit The Ring:bit Expansion Board V2 for micro:bit is a simple PCB for the micro:bit. The Ring:bit expands the 3 GPIO ports of the micro:bit. This module is used to convert the P0/P1/P2 port to the common ... Lieske Part No.: 2082986 Mfg Part No: EF03423 |
-17% 5,32 EUR 6,43 EUR
≈ £4.57 | ≈ $6.17
Delivery time from supplier's stock (ca.) 4 workdaysinfo_outline
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Elecfreaks EF03425ELECFREAKS Rainbow LED Strip for Ring:bit V2 The LED strip for Ring:bit V2 is the special module for Ring:bit V2. It brings you multiple beautiful colors with easy assembly. Comes with 8 full color rainbow LEDs. You can upgrade your ring:bit car ... Lieske Part No.: 2082987 Mfg Part No: EF03425 |
-17% 3,75 EUR 4,52 EUR
≈ £3.21 | ≈ $4.34
Delivery time from supplier's stock (ca.) 4 workdaysinfo_outline
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Elecfreaks EF03426ELECFREAKS IOT:bit (without micro:bit board) IoT:bit is an IoT-based expansion card for micro:bit. It uses the ESP8266 WIFI chip and serial port to communicate with the micro:bit. It has also expanded all available IoT ports on the micro:bit. It ... Lieske Part No.: 2041394 Mfg Part No: EF03426 |
-7% 15,68 EUR 16,90 EUR
≈ £13.46 | ≈ $18.18
Delivery time from supplier's stock (ca.) 4 workdaysinfo_outline
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Elecfreaks EF03446ELECFREAKS Cutebot Lithium Battery Set The lithium battery for Smart Cutebot Car is a 3.6V rechargeable battery that ensures a stable and powerful power supply. The onboard power management system allows for easy charging. The 4 customized ... Lieske Part No.: 1156429 Mfg Part No: EF03446 |
-14% 7,22 EUR 8,40 EUR
≈ £6.19 | ≈ $8.36
Delivery time on requestinfo_outline
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Elecfreaks EF03461Elecfreaks EF03461 Octopus Solar Power Manager Das Octopus Solar Power Manager Modul ist ein vielseitiges Solar-Energie-Management-Board, das dir ermöglicht, elektrische Energie aus Solarmodulen oder USB-Type-C-Eingängen effizient zu nutzen und ... Lieske Part No.: 823590 Mfg Part No: EF03461 |
13,45 EUR
≈ £11.54 | ≈ $15.59
Delivery time from supplier's stock (ca.) 4 workdaysinfo_outline
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Elecfreaks EF04013ELECFREAKS Octopus Crash Sensor The Crash Sensor is a crash switch based sensor module with simple circuit design and high sensitivity. Features: Low output level when touched, high level when released - Used for collision detection ... Lieske Part No.: 2082990 Mfg Part No: EF04013 |
-23% 1,69 EUR 2,19 EUR
≈ £1.45 | ≈ $1.96
Delivery time from supplier's stock (ca.) 4 workdaysinfo_outline
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Elecfreaks EF04014Elecfreaks EF04014 Octopus Vibration Sensor Der Octopus Vibration Sensor von ELECFREAKS ist ein einfach zu verwendendes Sensormodul zur Erkennung von Erschütterungen und Bewegungen. Basierend auf einem mechanischen Vibrationsschalter reagiert ... Lieske Part No.: 823579 Mfg Part No: EF04014 |
2,52 EUR
≈ £2.16 | ≈ $2.92
Delivery time from supplier's stock (ca.) 4 workdaysinfo_outline
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Elecfreaks EF04017ELECFREAKS Octopus ADKeypad building block The Octopus ADKeypad device uses an analog input to read the five key state, which stores the IO resource for the Arduino. It can be used together with an I/O expansion board to create an amazing ... Lieske Part No.: 2082989 Mfg Part No: EF04017 |
-17% 4,05 EUR 4,89 EUR
≈ £3.47 | ≈ $4.69
Delivery time from supplier's stock (ca.) 4 workdaysinfo_outline
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Elecfreaks EF04024Elecfreaks EF04024 Octopus Rain/Steam Sensor Der Octopus Rain/Steam Sensor von ELECFREAKS ist ein vielseitiger Analog-Sensor zur Erkennung von Feuchtigkeit, Regen und Wasserdampf. Die empfindliche Sensorfläche reagiert direkt auf Wasser oder ... Lieske Part No.: 823578 Mfg Part No: EF04024 |
1,66 EUR
≈ £1.42 | ≈ $1.92
Delivery time from supplier's stock (ca.) 4 workdaysinfo_outline
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Elecfreaks EF04026Elecfreaks EF04026 Octopus 1-Kanal-Relais Lieske Part No.: 823364 Mfg Part No: EF04026 |
4,20 EUR
≈ £3.60 | ≈ $4.87
Delivery time from supplier's stock (ca.) 4 workdaysinfo_outline
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Elecfreaks EF04027ELECFREAKS Octopus Soil Moisture Sensor - Soil Moisture Sensor The soil moisture sensor can detect the moisture content in the soil surrounding it. It is a low-tech sensor ideal for monitoring urban gardens or even just checking the water level of your ornamental ... Lieske Part No.: 2082981 Mfg Part No: EF04027 |
-23% 2,09 EUR 2,70 EUR
≈ £1.79 | ≈ $2.42
Delivery time from supplier's stock (ca.) 4 workdaysinfo_outline
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Elecfreaks EF04055Elecfreaks EF04055 Octopus PIR Sensor Brick Beschreibung Schaltabstand von 4-5 Metern Stromversorgung 5 V Leistung einstellbar, spart mehr Energie Zweiweg-Differential-Hochimpedanz-Sensoreingang Eingebauter Filter, schirmt Störungen durch ... Lieske Part No.: 822263 Mfg Part No: EF04055 |
6,43 EUR
≈ £5.52 | ≈ $7.45
Delivery time from supplier's stock (ca.) 4 workdaysinfo_outline
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Elecfreaks EF04056ELECFREAKS Octopus Digital display with 4 digits and decimal places The crash sensor is a crash switch based sensor module with simple circuit design and high sensitivity. Digital display with 4 digits and decimal places. Lieske Part No.: 2119292 Mfg Part No: EF04056 |
-17% 3,75 EUR 4,52 EUR
≈ £3.21 | ≈ $4.34
Delivery time from supplier's stock (ca.) 4 workdaysinfo_outline
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Elecfreaks EF04059ELECFREAKS Octopus Motor Building Block - Motor Brick The Motor Brick is a building block with a fan motor drive module, it can be used as a simple Arduino teaching demo, convenient for Arduino beginners to learn. Lieske Part No.: 2082978 Mfg Part No: EF04059 |
-17% 2,69 EUR 3,25 EUR
≈ £2.31 | ≈ $3.12
Delivery time on requestinfo_outline
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Elecfreaks EF04062Elecfreaks EF04062 Octopus 5 mm LED Brick - Green Lieske Part No.: 822253 Mfg Part No: EF04062 |
1,79 EUR
≈ £1.54 | ≈ $2.07
Delivery time from supplier's stock (ca.) 4 workdaysinfo_outline
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Elecfreaks EF04063Elecfreaks EF04063 Octopus 5 mm LED Brick - Yellow Lieske Part No.: 822258 Mfg Part No: EF04063 |
1,79 EUR
≈ £1.54 | ≈ $2.07
Delivery time from supplier's stock (ca.) 4 workdaysinfo_outline
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Elecfreaks EF04066Elecfreaks EF04066 Octopus 5 mm LED Brick - Yellow Lieske Part No.: 822257 Mfg Part No: EF04066 |
1,79 EUR
≈ £1.54 | ≈ $2.07
Delivery time from supplier's stock (ca.) 4 workdaysinfo_outline
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Elecfreaks EF04081Elecfreaks EF04081 Octopus Analog Noise Sound Sensor Detection Module Er wird zur Erfassung des Umgebungsschallpegels verwendet. Lieske Part No.: 822264 Mfg Part No: EF04081 |
2,58 EUR
≈ £2.21 | ≈ $2.99
Delivery time from supplier's stock (ca.) 4 workdaysinfo_outline
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