All Products

SKU: EF-EF04062

A green 5 mm LED module from the Octopus Electronic Bricks range. It connects to Arduino or micro:bit via a 3-pin sensor cable for breadboard-free, plug-and-play wiring. Control it with a digital pin (LOW = on, HIGH = off) or use PWM to adjust brightness. Key Features 5 mm Green LED – Standard...

SKU: SF-COM-18732 · MPN: COM-18732

When your system needs a stable 12V rail from a variable DC supply, this industrial-grade buck-boost converter is built to deliver. It accepts a wide 8 to 36VDC input range and regulates it to 12V for loads up to 6A, or 72W.The buck-boost design automatically switches between stepping voltage dow...

SKU: EF-EF04029

An analogue gas sensor module based on the MQ-2 sensor, part of the Octopus Electronic Bricks series for plug-and-play integration with Arduino and compatible boards. Detects a wide range of combustible gases and smoke with high sensitivity and fast response time. Detectable Gases LPG, i-butane...

SKU: AF-4208

A 10-pack of JST SH 4-pin right-angle connectors with 1 mm pitch through-hole mounting tabs. These are the standard connectors used with the Qwiic and STEMMA QT ecosystems, making it easy to add I2C connectivity to your own PCB designs. The solid plastic housing accepts standard Qwiic cables, an...

SKU: EF-EF08436 · MPN: EF08436

The ELECFREAKS micro:bit Nezha Pro Ocean Kit is an ocean-themed STEM education kit that guides students through Ian's ocean adventure storyline with a project-based learning approach. Using electronic components and building blocks, students explore marine ecology, understand concepts like tidal ...

SKU: EF-EF09087

The Geekservo Motor is a compact DC motor designed to be fully compatible with LEGO building systems. Its LEGO-compatible mounting points let you integrate motorised movement directly into brick-based builds, making it ideal for robotics, STEM education, and creative construction projects. Opera...

SKU: EF-EF04042

The Octopus DS18B20 Digital Temperature Brick uses the DS18B20 1-Wire digital temperature sensor from Maxim IC to deliver accurate readings from −55 °C to +125 °C with ±0.5 °C accuracy. Each sensor has a unique 64-bit serial number, allowing multiple sensors to share a single data bus. Designed ...

SKU: EF-EF04036

Octopus Electronic Bricks, you can use them build electronics projects just as easy as piling bricks. By using Octopus electronic bricks, you may connect Arduino/Freaduino compatible boards easily with various digital, analog and I2C/Uart interfaces. These the breadboard-less firm connection a...

SKU: EF-EF08181

The Micro:bit Tinker Kit is a comprehensive starter set that pairs a BBC micro:bit board with a breakout board, sensors, an OLED display, and other components for hands-on electronics projects. It comes with rich tutorial cases and Microsoft MakeCode certified packages, making it ideal for classr...

SKU: EF-EF04038

Octopus Electronic Bricks, you can use them build electronics projects just as easy as piling bricks. By using Octopus electronic bricks, you may connect Arduino/Freaduino compatible boards easily with various digital, analog and I2C/Uart interfaces. These the breadboard-less firm connection a...

SKU: EF-EF04076

OCTOPUS OLED Display is an OCTOPUS series electric brick with 128X64 OLED display.OLED display has characters of thin thickness, high brightness, self-emission, wide resolution and visual angle, wide temperature range and low power consumption,etc..It can be used for small patterns, alphabets,...

SKU: EF-EF04075

OCTOPUS Magnetic Switch is a kind of electric brick carrying magnetic switch and compatible with OCTOPUS series. It mainly consists of WBSF12 dry reed switch. WBSF12 is a dry reed tube with frequently open contact point. When magnet come close to a certain distance,switch within WBSF12 will cl...

SKU: EF-EF04063

Octopus Electronic Bricks, you can use them build electronics projects just as easy as piling bricks. By using Octopus electronic bricks, you may connect Arduino/Freaduino compatible boards easily with various digital, analog and I2C/Uart interfaces. These the breadboard-less firm connection a...

SKU: EF-EF04041

Octopus Electronic Bricks, you can use them to build electronics projects just as easy as piling bricks. By using Octopus electronic bricks, you may connect Arduino/Freaduino compatible boards easily with various digital, analog and I2C/Uart interfaces. These the breadboard-less firm connectio...

SKU: EF-EF04064

Octopus Electronic Bricks, you can use them build electronics projects just as easy as piling bricks. By using Octopus electronic bricks, you may connect Arduino/Freaduino compatible boards easily with various digital, analog and I2C/Uart interfaces. These the breadboard-less firm connection a...

SKU: AF-5391

If you're messing around with floppy drives, or disk drives, or other devices that are usually powered with a PC motherboard you'll often see these big 'Molex' connectors used to provide power. They are used to give 5V (red), 12V (yellow) and ground (black) and with this connector you can easily ...

SKU: SS-101990004

This  is a non-contact distance measurement module, which is also compatible with electronic brick. It’s designed for easy modular project usage with industrial performance. Features Detecting range: 3cm-4m  Best in 30 degree angle  Electronic brick compatible interface&nbsp...

SKU: AF-6054 · MPN: ADA6054

The Feather Mount for LEGO-Compatible Brick Systems lets you securely attach any standard-sized Feather or FeatherWing board (2" × 0.9" / 51 mm × 23 mm) to LEGO-compatible brick plates. No hot glue, epoxy, or tape needed — the mount snaps directly onto brick baseplates for a clean, secure build. ...

SKU: EF-EF04031

The Octopus Passive Buzzer Brick is a plug-and-play buzzer module from the Elecfreaks Octopus series. Unlike an active buzzer, the passive design lets you control both tone and volume via PWM, making it ideal for generating melodies, alarms, and sound effects. Part of the Octopus Electronic Bric...

SKU: DF-FIT0121

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 needed, doubt not, this is at some point or another always used. Wire or pieces o...