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The K-Type Thermocouple with M12 1/2″ Thread Fitting is a temperature sensor designed for accurate measurements in demanding environments. This thermocouple features a 6mm diameter SS304 stainless steel sheath that provides excellent durability and corrosion resistance, making it suitable for process monitoring, industrial automation, and high-temperature applications. With a temperature range of 0-600°C, it covers the majority of industrial and maker project requirements. The K-Type design uses chromel and alumel wires, offering reliable performance and compatibility with standard thermocouple amplifiers and data acquisition systems.

This module fits the connector and is compatible with our very own thermocouple sensor AD8495 breakout board.

Whether you are building a temperature control system, monitoring industrial processes, or 3D printer hotends, this K-Type thermocouple delivers the accuracy and reliability you need. The threaded mounting design eliminates the need for custom brackets or mounting solutions, while the industrial-grade construction ensures consistent performance over time.

The NULA DeepSleep ESP32-S3 is a powerful development board engineered for ultra-low-power IoT applications. Built around the ESP32-S3-WROOM-1-N8R8 module, it combines a dual-core processor with 8MB of Flash and 8MB of PSRAM, providing ample resources for complex projects. The board’s standout feature is its exceptionally low deep sleep current of just 7µA, making it an ideal choice for battery-powered devices where power efficiency is crucial. With integrated Wi-Fi and Bluetooth LE connectivity, the NULA DeepSleep is the perfect center-stage for your embedded projects! Due to it’s ample connectivity, it excels in general use applications as well, such as display driving and wireless communicating.

It features an integrated PCF85063A real-time clock (RTC) for precise timekeeping, even when the main processor is in deep sleep. Power management is handled by an onboard TP4056M Li-Ion/Li-Po battery charger, allowing for battery integration and charging. The board’s design ensures stable performance and provides all the necessary components for a long-lasting IoT solution right out of the box.

Power your next project with the NULA DeepSleep ESP32-S3 if you are building remote environmental sensors, asset trackers, or low-power wireless nodes. This board provides the performance and efficiency you need with its breadboard-friendly layout that makes prototyping quick and easy, while the rich feature set supports a wide range of applications.

This stereo I2S digital audio amplifier breakout is the perfect solution for adding high-quality stereo audio output to your projects. Built around two MAX98357A Class D amplifier chips configured in left and right channel layout, it delivers 3W of power per channel with efficiency and audio quality. The digital I2S interface eliminates noise and interference, providing crystal-clear stereo sound reproduction with 92% efficiency and low 0.013% THD+N distortion at 1kHz.
 
The breakout features onboard jumpers for gain selection (6dB, 9dB, 12dB, or 15dB), allowing you to optimize output levels for different speaker impedances and applications. Secure push terminals provide reliable speaker connections without soldering, while the left-right clock control enables proper stereo channel separation. Operating from a single 2.5V to 5.5V supply with only 2.4mA quiescent current.
 
Whether you’re building a portable music player, digital synthesizer, alarm system, or IoT audio device, this amplifier delivers audio performance in a compact, easy-to-integrate package. The Class D output stage eliminates the need for external components while providing speaker protection and thermal management. Compatible with ESP32, Raspberry Pi, Arduino(Stereo), MicroPython (single channel) and any microcontroller with I2S output capability.

Our digital MEMS microphone breakout is perfect for audio capture and voice processing applications. It features a silicon microphone with digital PDM output, providing crystal-clear audio recording with an excellent signal-to-noise ratio of 64.5dB and a wide frequency response from 20Hz to 20kHz. The compact 4x3mm microphone easily connects to microcontrollers through standard digital interfaces.
 
Our Arduino library makes audio projects incredibly simple, enabling recording of WAV files directly to micro SD cards, real-time amplitude plotting for audio visualization, and voice streaming to ESP32 web servers for remote monitoring applications. The breakout communicates via I2S and PDM interfaces, ensuring high-quality digital audio transmission without the noise issues common in analog microphones. With its low power consumption, it’s ideal for battery-powered applications.
 
Whether you’re developing a voice-activated IoT device, building an audio monitoring system, or creating sound-reactive projects, this microphone breakout provides professional audio quality in a maker-friendly package. The dual Qwiic connectors enable plug-and-play integration with your existing projects, while the software ensures you can focus on your application rather than low-level audio processing.

Achieve precise temperature measurement accuracy with the TMP117 Temperature Sensor Breakout, delivering ±0.1°C precision across the critical 0°C to +85°C range with no calibration required. This digital thermometer features 16-bit resolution (0.0078°C per LSB) and NIST traceability, making it the choice for precision applications including environmental monitoring, HVAC control, and scientific instrumentation. Unlike basic temperature sensors that sacrifice accuracy for cost, the TMP117 maintains precision while remaining accessible to makers through Arduino and MicroPython library support.
 
Engineered for versatility and integration flexibility, this breakout features dual power supply compatibility (3.3V and 5V) with onboard SE5218 voltage regulation and bi-directional NMOS level shifting for safe interfacing with any microcontroller. The dual Qwiic/STEMMA QT connectors enable sensor daisy-chaining, while configurable I2C address selection via jumpers allows multiple sensors on the same bus. Advanced features include programmable ALERT pin functionality, multiple operating modes (continuous, shutdown, one-shot), and programmable averaging (1-64 samples) for noise reduction.
 
This breakout transforms the powerful TMP117 into a plug-and-play solution with documentation, quick-start guides, and PCB design featuring decoupling and signal integrity optimization. The 38x22mm breadboard-compatible form factor with 4 LEGO-compatible mounting holes ensures versatile integration options, while the complete open-source hardware design enables customization for both hobbyist and professional applications requiring the highest temperature measurement accuracy available.

Start IoT and wearables development with the ultra-compact NULA Mini ESP32-C6, featuring WiFi 6, Bluetooth 5.3, and Thread/Zigbee connectivity in a breadboard-compatible 25.33×25.33mm form factor. Built around Espressif’s powerful ESP32-C6-MINI-1-N4 module with dual RISC-V cores (160MHz high-performance + 20MHz low-power), this board delivers wireless capabilities with power efficiency. Perfect for smart home nodes, IoT sensors, and battery-powered devices requiring wireless protocols, this board combines the latest connectivity standards with maker-friendly features like Qwiic connectors and Arduino, MicroPython and ESP-IDF support.
 
Engineered for both prototyping and production deployment, the NULA Mini features 512KB high-performance SRAM, 4MB Flash memory, and 6 versatile GPIO pins supporting UART, SPI, I2C, PWM, and 12-bit ADC functions. Due to its small footprint, it’s very convenient for breadboard prototyping. The integrated Qwiic/STEMMA QT connector enables tool-free sensor integration, while the JST battery connector with onboard power management supports 3.7V Li-Ion batteries for portable applications. Ultra-low power consumption with hardware security features, including secure boot, flash encryption, and hardware crypto engines makes this ideal for professional IoT deployments requiring both performance and security.
 
This board represents the perfect balance of advanced wireless capabilities and maker accessibility, supporting WiFi 6 efficiency, Bluetooth mesh networking, and Thread/Matter compatibility for future-proof IoT projects. The breadboard-compatible design with bottom-mounted ESP32-C6 maximizes prototyping space while LEGO-compatible mounting holes enable secure project integration. Complete open-source hardware design with documentation ensures unlimited customization possibilities for both hobbyist and professional applications.

Based on the classic “Punk Console” synthesiser circuit with modern enhancements, this Level 2 solderkit teaches the fundamentals of analogue audio signal generation using classic 556 timer ICs and voltage boost circuits. Perfect for musicians, sound designers, and electronics enthusiasts, this project creates Lo-Fi square wave sounds through pure analogue circuitry – no digital processing, just the rawest synth sound right at your fingertips!

Built around the 556 timer IC with integrated voltage boost circuitry, this synthesiser generates analogue square waves with real-time pitch and pulse width control via two potentiometers. Our design includes three selectable audio outputs via jumpers: a built-in buzzer for immediate sound, an 8-ohm speaker (included) connection for enhanced audio, or a 3.5mm headphone jack for private listening and recording. Interactive features include a hardware “play” button to turn the circuit on and off rhythmically (or just connect a jumper for continuous play), and a unique “glitch” touch pad that dynamically modifies the sound when touched. Visual feedback comes from an output LED that pulses with the generated audio signal.

This kit balances musical creativity with advanced analog circuit understanding, teaching analogue audio generation principles while creating a genuinely entertaining instrument. Complete open-source design includes detailed circuit analysis documentation, explaining how voltage boost, timer oscillation, and signal modification work together to create sound. The comprehensive assembly guide covers both construction techniques and the educational theory behind analogue synthesis, making complex concepts accessible to intermediate makers.

Unlock your productivity while mastering soldering skills with our Pomodoro Timer Solder Kit. Transform the work-rest productivity technique into a desk accessory you built yourself. Some of the popular Pomodoro intervals are 25-minute work with 5-minute rest, or 45-minute work with 15-minute rest. This Level 2 solder kit challenges intermediate makers to assemble a fully programmable timer featuring a four digit 7-segment display, RGB LED, and customizable buzzer alerts. Whether you’re a student studying in sessions, a professional managing work blocks, or a maker wanting to enhance your workspace, this kit combines practical productivity tools with hands-on electronics education.

Built around the RP2040 microcontroller and programmed in beginner-friendly MicroPython, this timer offers complete customization of work and rest periods in 5-minute increments. The WS2812B RGB LED provides instant visual feedback – red for work time, green for rest periods, and yellow warning when transitions approach. Four buttons control select/pause, reset, and time adjustment functions, different melodies you can select via jumpers ensure you’ll never miss a session change. The compact 7x7cm PCB design sits perfectly on any desk, requiring only USB-C power to transform your productivity workflow.

This kit perfectly balances practical utility with advanced learning, teaching professionals soldering techniques while creating a useful productivity tool. Complete open-source design includes schematics, code. KiCad files, and 3D-printable enclosure files, enabling unlimited customization and learning opportunities. Easily re-program this kit in MicroPython yourself! The comprehensive documentation guides you through each assembly step while explaining the electronics principles behind this timer system.

This is our most advanced multi-purpose environmental sensor yet, built around the cutting-edge Bosch BME688. It combines precise environmental monitoring with gas analysis capabilities, measuring organic compounds (VOCs), volatile sulfur compounds (VSCs), carbon monoxide, and hydrogen in the parts-per-billion (ppb) range alongside temperature, humidity, and barometric pressure.

Our Arduino and MicroPython libraries focus on providing reliable environmental data and basic gas detection, but you can supercharge your project by using the Bosch BME-AI Studio software for advanced AI features. Our breakout communicates exclusively via the I2C interface (up to 3.4 MHz), making integration straightforward with any microcontroller platform.

Designed for both industrial applications and makers, this breakout board includes dual Qwiic connectors for solderless, plug-and-play integration. Whether you are building an advanced air quality monitoring system, a smart HVAC controller, or conducting environmental research, the BME688 provides the precision and intelligence you need for comprehensive environmental sensing.

Use the full potential of modern microcontroller development with the Soldered NULA Max RP2350. Built around the powerful dual Cortex-M33 RP2350B processor with 520KB on-chip SRAM, this development platform combines the familiar Arduino form factor with modern features like DVI output, WiFi/Bluetooth connectivity, and PIO (programmable I/O). Perfect for makers tackling robotics, display-driven projects, and IoT applications requiring processing power and connectivity options.

Made with both simplicity and expandability, this board features Qwiic port for sensor integration, a microSD slot for optional data logging and media projects, and a Raspberry Pi Radio Module 2 providing reliable and native WiFi and Bluetooth connectivity. The dual header design exposes much more of the RP2350’s pins than other boards, leaving some pins exclusive for WiFi communication and DVI out. With DVI output capability, you can drive displays directly while maintaining full Arduino IDE compatibility.

If the RP2040 board is Arduino Nano, this is your Arduino MEGA. Packed with professional features yet accessible to makers of all skill levels. Whether you’re building weather stations with DVI displays, robotics projects requiring extensive GPIO, or IoT systems needing WiFi connectivity and data logging, the NULA Max RP2350 provides the feature set and expandability your projects demand. EU manufacturing ensures consistent quality and reliable performance for both prototyping and production applications.

Note:

• This board IS NOT 1:1 compatible with Arduino UNO shields, please refer to the pinout
• Before connecting the 3.7 Li-Ion Battery, please refer to the detailed technical documentation which you may find on this page

Upgrade your AVR programming workflow with the Atmel ICE compatible MakerICE Adapter AVR. This passive breakout board connects the 10-pin IDC port of the MakerICE to two common AVR programming interfaces: the 6-pin ICSP/ISP header and the 3-pin UPDI header.

Designed for simplicity and reliability, the adapter routes signals directly, with no complex wiring, jumpers, or extra configuration needed. Just plug your MakerICE into the 10-pin connector, select the appropriate header for your AVR device, and start programming or debugging.

Perfect for modern AVR development, including UPDI-based tinyAVR, megaAVR-0, and AVR Dx series, as well as classic ISP-programmed ATmega and ATtiny devices. Ideal for engineers, educators, and makers who want a clean, compact, and dependable programming setup.

The MakerICE Adapter SAM is a compact, passive breakout board designed to connect the 10-pin ARM/SWD port of an Atmel ICE compatible programmer to a standard 6-pin SWD target header. It’s the simplest way to program and debug ARM-based SAM microcontrollers without messy jumper wires.

With direct signal routing for SWDIO, CLK, SWO, nRST, VTG, and GND, this adapter ensures reliable communication between your MakerICE SAM and any SWD-capable target. Ideal for engineers, educators, and advanced makers working with SAM devices, the board provides a stable, quick-connect interface for development and testing.

Learn the fundamentals of electronics and soldering while creating your own musical instrument. Perfect for beginners wanting to combine soldering education with entertainment, this kit teaches essential soldering techniques while building a fully functional capacitive touch piano. With 12 touch-sensitive keys, volume control, and multiple octave settings, you’ll create a musical instrument that demonstrates the magic of capacitive sensing technology. Take a look at our complete documentation for step by step assembly.

Built around the Atmega328P microcontroller, this kit introduces you to both hardware assembly and embedded programming concepts. The 12 capacitive touch sensors respond to fingers without mechanical switches, demonstrating touch interface technology. The first potentiometer provides volume adjustment, while the other one provides arpeggio speed control. The USB-C power connection ensures modern connectivity and power delivery for extended musical sessions.

This kit perfectly balances learning with entertainment, teaching essential electronics assembly skills while creating an amusing device. The capacitive touch technology introduces modern sensor concepts, while the code pre-programmed on the AtMega328p microcontroller is available to inspect on GitHub and provides insight into how embedded systems work. Perfect for STEM classrooms, maker spaces, or personal skill development. You’ll learn valuable soldering techniques while building something musical and interactive.

This set includes:

• PCB: Professional-quality circuit board with clear component markings

• LM386 Audio Amplifier IC for optimal speaker power

• Atmega328P: Pre-programmed microcontroller ready for assembly

• 2 Potentiometers: Volume and arpeggio speed controls

• Switches: Arpeggio mode ON/OFF, octave selector

• 8 ohm Speaker included – easily solder on and listen to your piano

• USB-C Connector: Modern power input interface

• 12 Touch Sensors: Capacitive touch interface components

• Resistors, capacitors, diodes and other various electronic components to practice soldering

Measure extreme temperatures from -25°C to +400°C with precision using our AD8495 K-Type thermocouple sensor breakout. Perfect for industrial monitoring, 3D printer hotends, furnace control, and high-temperature research applications, this sensor provides accurate temperature readings where standard sensors fail. The built-in cold junction compensation (CJC) eliminates the need for external reference temperature measurement, while the linear 5mV/°C output makes integration with Arduino and other microcontrollers straightforward and reliable.

Engineered around the precision AD8495 chip, this breakout board features built-in cold junction compensation with ±1°C typical accuracy within 0-50°C ambient range. The wide supply voltage range (2.7V to 36V single supply, or 2.7V to 18V dual supply) ensures compatibility with various power systems, while the ultra-low 180µA typical supply current makes it perfect for battery-powered applications. The 1.25V typical output at 0°C provides a stable reference point for accurate temperature calculations.

Essential for monitoring 3D printer hotends, industrial furnace control, measuring exhaust gas temperature in automobiles, temperature monitoring in food processing, and scientific research requiring precision at high temperatures. Compatibility with K-Type thermocouples and high accuracy make this sensor ideal for both hobby projects and industrial automation systems where reliable measurement is crucial.

Achieve precise distance measurements from 30mm to 4 meters with the VL53L1X Time-of-Flight laser sensor. Perfect for robotics, drones, and automation projects, this invisible 940nm Class 1 laser provides fast and accurate ranging at up to 50Hz frequency. Whether you’re building obstacle-avoiding robots, drone landing systems, or smart shelves, this sensor delivers the precision and speed your projects demand. The programmable Region of Interest allows you to adjust the field of view from 15° to 27°, optimizing detection for your specific needs.

Built on the advanced VL53L1X chip, this breakout board features a standard I2C interface with programmable addressing (default 0x29) and supports up to 400kHz communication speed. Operating from 2.6V to 3.5V with ultra-low standby consumption of just 6µA, it’s perfect for battery powered projects. The compact 22x22mm form factor with two lego-compatible mounting holes makes integration simple, while the wide operating temperature range (-10°C to +70°C) ensures reliable performance in demanding environments.

Ideal for service robots and automation systems requiring long distance obstacle detection, drone navigation systems for landing assistance and ceiling detection, smart shelves and vending machines for inventory management, and user detection systems for automatic device control. The sensor’s high-speed ranging capability and programmable features make it perfect for both hobbyist projects and professional automation systems. Quick, responsive and precise, truly the 2.0 experience of what you would expect from a traditional distance sensor!

The Raspberry Pi AI HAT+ turns your Raspberry Pi 5 into a powerful, energy-efficient AI platform thanks to its integrated neural network accelerator.

Available in 13 or 26 TOPS performance variants, it’s suitable for everything from entry-level projects to running complex AI models and multiple inference tasks simultaneously. With support for popular frameworks like TensorFlow and PyTorch, it enables a wide range of applications — from smart cameras and home automation to industrial process control and research.

The AI HAT+ is fully integrated into Raspberry Pi’s camera software stack (rpicam-apps), enabling real-time post-processing tasks like object detection, image segmentation, and pose estimation — directly on the device.

The Raspberry Pi 5 with 16GB RAM continues the evolution of the Pi family with 2–3x faster CPU performance and a much more powerful VideoCore VII GPU. It includes major upgrades across display, camera, and USB interfaces.

At its core is the RP1 I/O controller, enabling faster peripheral access—from USB 3.0 ports to display and camera enhancements—all while keeping things efficient and stable.

Raspberry Pi 5 – 16GB is designed for professionals and demanding users who require maximum memory for virtualization, AI/ML tasks, image processing, or continuous 24/7 operation. It’s compact, powerful, and built for intensive workloads.

The Raspberry Pi AI Camera is the latest addition to the Raspberry Pi camera family, specifically designed for projects that require real-time image processing and artificial intelligence. It’s powered by the advanced Sony IMX500 Vision Sensor with a built-in AI accelerator, allowing neural network inference directly on the camera — without taxing the main processor.

Whether you’re building a smart surveillance system, vision-enabled robotics, or an AI-based object recognition solution, this camera delivers power and flexibility in a compact form factor — with full compatibility across all Raspberry Pi models, including the Raspberry Pi Zero.

The Raspberry Pi 5 with 8GB RAM continues the evolution of the Pi family with 2–3x faster CPU performance and a much more powerful VideoCore VII GPU. It includes major upgrades across display, camera, and USB interfaces.

At its core is the RP1 I/O controller, enabling faster peripheral access—from USB 3.0 ports to display and camera enhancements—all while keeping things efficient and stable.

Raspberry Pi 5 – 8GB is ideal for users who need more memory for multitasking, development tools, local servers, or working with multiple sensors and cameras. It offers flexibility for more complex projects without compromise.

USB Type C Female to USB type A Male Converter.

The BASIC tool set is an ideal choice for basic electronics repairs and work. It includes all the necessary tools and materials to make repairs and maintenance easier. A full list of tools can be found below. The set includes a AC screwdriver tester, allen key, cutting pliers, soldering iron, desoldering pump, wire, and a soldering iron stand.

Introducing the Raspberry Pi 5 – 4GB a powerful microcontroller designed for makers and enthusiasts! With a quad-core ARM Cortex-A76 processor running at up to 2.4GHz, this board offers lightning-fast performance for your projects. Boasting 4GB of RAM, it effortlessly handles multitasking and complex applications. The Raspberry Pi 4GB also features improved graphics and connectivity options, including dual-display support and USB 3.0. Whether you’re diving into IoT, robotics, or multimedia applications, the Raspberry Pi 4GB is your go-to board for endless creativity!