3 Channel Digital Subwoofer Amplifier Board

7Semi INA240 4-80V Bidirectional Current Sensor Amplifier Breakout Board The 7Semi INA240 4-80V Bidirectional Current Sensor Amplifier Breakout Board features the renowned Texas Instruments INA240, delivering precise bidirectional current measurements with a 50 V/V gain across a wide voltage range of -4V to 80V. With superior PWM rejection, it maintains accurate readings even in electrically noisy conditions, making it perfect for motor drives, power monitoring, and advanced electronics applications. Compact, reliable, and easy to integrate, this INA240 Current Sensor breakout board is an essential tool for engineers, makers, and hobbyists seeking high-precision current sensing in their projects. Features: Wide Voltage Range (-4V to 80V): Measure current seamlessly throughout a wide common mode voltage range, including applications that operate below earth. Enhanced PWM Rejection: Maintain precision in the presence of significant common mode transients, ensuring reliable measurements in systems that use PWM signals. High-Precision Voltage Output: The INA240A2 onboard delivers a proportional voltage output that integrates well with your existing configuration. Compact and Convenient: The breakout board's design simplifies integration into your projects while providing easy access to critical pins and connections. Various Applications: Suitable for motor drives, solenoid control, battery management, power monitoring, and a variety of other tasks.

7Semi 5A Analog INA169 DC Current Sensor Breakout The 7Semi 5A Analog INA169 DC Current Sensor Breakout is a precision Analog DC current sensor designed for accurate current monitoring in electronic circuits. Powered by the trusted INA169 chip, it delivers consistent current readings up to 5A across a wide input range of 2.7V to 60V. Its low offset voltage and minimal quiescent current ensure reliable measurements, while adjustable gain and overcurrent protection add versatility for various applications. Compact and easy to integrate with microcontroller-based systems, this INA169 current sensor is perfect for IoT projects, battery management, power monitoring, and smart energy solutions, providing dependable performance for both hobbyists and professional engineers. Features: Wide Voltage Range Compatibility: Operates efficiently between 2.7V and 60V, making it suitable for both low and high-voltage applications. High-Side Current measuring: Enables unipolar high-side current measuring for safer and more accurate readings. Customizable Gain Control: Easily alter output sensitivity with a single resistor to meet your individual application requirements. Built-in Signal Amplifier: Provides clean and amplified output signals for accurate ADC conversion. Overcurrent detection protects connected components by detecting and responding to excessive current. Low Quiescent Current: Consumes only 60 µA, making it ideal for energy-sensitive projects. Microcontroller-Friendly: Fully compatible with Arduino, ESP32, STM32, Raspberry Pi, and other development boards. Compact Design: Small form factor excellent for embedded system integration and space constraints. Connection Diagram with Arduino:

7Semi MAX31855 K-Type Thermocouple Amplifier Breakout The 7Semi MAX31855 Thermocouple Amplifier Breakout is designed for creators, engineers, and industrial users who need reliable and highly accurate temperature readings from extreme environments. With its advanced MAX31855 converter IC, this breakout allows effortless digital temperature measurement using K-type thermocouples, making it a powerful choice for applications like 3D printing, HVAC monitoring, and high-heat industrial systems. The onboard cold-junction compensation ensures precision by automatically correcting any thermal offsets at the connector. Supporting temperatures from -270°C to +1372°C, it delivers 14-bit resolution with smooth 0.25°C read steps, providing dependable, noise-free readings for sensitive processes. Built-in fault detection helps identify open circuits or shorts, making the system easier to troubleshoot and safer for continuous operation. With its SPI-based digital interface and compatibility with 3.3V/5V logic microcontrollers, the module integrates cleanly with Arduino, ESP32, Raspberry Pi, and industrial controllers. Features: Supports a wide thermocouple measurement range from –270°C to +1372°C, making it suitable for extreme heat and cryogenic applications. Provides 14-bit high-resolution output with precise 0.25°C increments for accurate temperature monitoring. Includes built-in cold-junction compensation, ensuring reliable compensation for ambient temperature fluctuations. Offers a simple SPI digital interface, requiring minimal I/O pins for easy integration with most microcontrollers. Compatible with multiple thermocouple types including K, J, N, T, S, R, and E, providing versatility in system design. Features fault detection for open thermocouples and shorts to VCC/GND to enhance system safety. Supports both 3.3V and 5V logic levels, ensuring broad compatibility across development boards.

SmartElex PAM8403 5V Two-Channel Stereo Mini Class-D Audio Amplifier The SmartElex PAM8403 5V Two-Channel Stereo Mini Class-D Audio Amplifier is a compact audio amplification module designed to deliver clear and efficient stereo sound from low-power audio sources. It solves the need for adding audio output to small electronic projects without bulky components or complex circuits. This module is suitable for students, makers, engineers, educators, and startups who want an easy way to integrate stereo audio into DIY electronics, learning kits, and embedded system prototypes. This stereo mini Class-D audio amplifier is commonly used in robotics, IoT devices, automation systems, and portable electronics that require lightweight and power-efficient audio output. It can be easily interfaced with platforms such as Arduino, Raspberry Pi, and ESP32 to drive small speakers in projects like voice alerts, sound feedback systems, and interactive devices. The simple design and stable performance make it easy to integrate into both prototype builds and finished products, enabling reliable audio output with minimal setup effort. Features: Two-channel stereo Class-D audio amplifier for clear sound output Operates on a 5V power supply, ideal for embedded projects High efficiency design with low heat generation Compact size suitable for space-constrained applications Drives small speakers for stereo audio output Compatible with Arduino, Raspberry Pi, ESP32, and other audio-enabled projects

7Semi MAX31865 PT1000 RTD 3-Wire Temperature Sensor Amplifier Breakout Board The 7Semi MAX31865 PT1000 RTD 3-Wire Temperature Sensor Amplifier Breakout Board is designed for highly accurate temperature measurement using PT1000 sensors. Equipped with the MAX31865 RTD to Digital Converter, it compensates for lead resistance and supports 2, 3, and 4-wire PT1000 configurations, ensuring precise readings. The board easily connects to microcontrollers via SPI and operates at both 3.3V and 5V, making it a versatile solution for industrial, laboratory, and advanced DIY temperature monitoring projects. Features: The PT1000 RTD, a cornerstone of industrial temperature monitoring, provides high accuracy and repeatability, outperforming thermocouples in harsh situations. MAX31865 RTD Amplifier: This specialized amplifier is designed to read the low resistance of PT1000 RTDs, resulting in optimal signal processing and error minimization. 3-Wire Compatibility: The breakout board offers 3-wire RTD connection combinations to meet your individual setup needs. excellent Accuracy Temperature Sensor: Temperature measurement with little drift and excellent resolution, ideal for applications requiring accuracy. MAX31865 SPI Interface: The breakout board seamlessly integrates with popular microcontrollers such as Arduino and Raspberry Pi, allowing for easy data collecting and control. PT1000 RTD Amplifier Calibration: The MAX31865 RTD amplifier has calibration capabilities, ensuring consistent and accurate readings throughout time. MAX31865 Fault Detection: Built-in fault detection procedures aid in the identification of issues such as sensor disconnections or over-temperature conditions, hence improving system reliability. Versatile Applications: Suitable for thermal cycling, industrial process control, laboratory investigations, and any scenario requiring precise temperature measurement. The 7Semi PT1000 RTD 3-Wire Temperature Sensor Amplifier Breakout Board - MAX31865 can help you optimize your temperature sensing capabilities. Elevate your projects with unrivaled precision and dependability.

7Semi MAX31856 Universal Thermocouple Amplifier Breakout (ES-12229) The 7Semi MAX31856 Universal Thermocouple Amplifier Breakout is a versatile temperature sensing board designed to work with a wide range of thermocouple types. It allows you to measure temperatures accurately, from very low to extremely high ranges, making it suitable for both industrial and experimental applications. This breakout board converts the small voltage signals from a thermocouple into clear digital data that can be easily read by microcontrollers. With built-in cold-junction compensation and a simple digital interface, it reduces complexity and improves measurement reliability. Whether you’re working on monitoring systems, lab equipment, or advanced electronics projects, this module makes temperature measurement straightforward and dependable. Features: Supports multiple thermocouple types for universal temperature measurement High-accuracy temperature readings with built-in cold-junction compensation Digital interface for easy connection to microcontrollers Wide temperature measurement capability for low and high-temperature applications On-board signal amplification and noise filtering for stable output Compact breakout board suitable for industrial, lab, and DIY projects

Arduino Explore IOT Kit Rev2 AKX00044 The Arduino Explore IoT Kit Rev2 is a great tool for high school and college students who want to learn about creating connected devices, or IoT. It helps them quickly get started with easy activities and work on 10 hands-on projects focused on important issues like sustainability. These projects let students solve real-world problems related to the UN’s Sustainable Development Goals, such as improving urban farming, health monitoring, and managing water and waste. They’ll use design thinking to come up with their own solutions. This kit not only teaches technology but also helps students understand and address important challenges, preparing them to make a positive impact on the world. Learning Outcomes: Gain a solid understanding of how Internet-connected devices work and communicate. Explore and solve global sustainability challenges related to the UN’s Sustainable Development Goals. Learn to manage and analyze data using real-world sensors. Develop skills in computational thinking through data handling and device control. Use the Cloud to remotely control actuators like LEDs, buzzers, and displays based on sensor data.

Arduino Nano 33 IOT Headers ABX00032 The Arduino Nano 33 IoT is a compact board for IoT projects. It features an Arm Cortex-M0 processor, Wi-Fi (u-blox NINA-W102), Bluetooth, and ECC608A security chip. It supports the Arduino Cloud and includes an IMU (LSM6DS3) for motion tracking. The Arduino Nano 33 IoT is the easiest and cheapest point of entry to enhance existing devices (and create new ones) to be part of the IoT and design pico-network applications. Whether you are looking at building a sensor network connected to your office or home router, or if you want to create a BLE device sending data to a cellphone, the Nano 33 IoT board is your one-stop solution for many of the basic IoT application scenarios. Pinout Of Arduino Nano 33 Note: Iotcart is the authorized seller of Arduino in India. Therefore, even if you are in Bangalore, Hyderabad, Mumbai, Pune, or any other part of India you can order and buy Arduino boards online from the comfort of your home.

Official Arduino Portenta Hat Carrier Development Board The Arduino Portenta Hat Carrier is a reliable and robust Portenta Carrier board for Arduino, designed to transform your Arduino Portenta board (specifically the X8, but also compatible with H7 and C33) into a versatile industrial single-board computer. This Portenta Hat Carrier board seamlessly bridges the Arduino Portenta ecosystem with the extensive range of Raspberry Pi® Hats and cameras, opening up new avenues for developing advanced commercial and industrial solutions. It offers straightforward access to a suite of essential peripherals including a CAN bus interface, Ethernet connectivity (Gigabit with Portenta X8, 100Mbit with H7/C33), a USB-A port, and a microSD card slot for data logging or system storage. Engineered for both rapid prototyping and scalable deployments, the Arduino Portenta Hat Carrier extends the capabilities of the Portenta System on Modules by incorporating a 40-pin Raspberry Pi compatible GPIO header, a dedicated MIPI CSI camera connector for machine vision tasks, and an additional 16 analog I/O pins for interfacing with sensors and actuators. For enhanced development and reliability, it includes dedicated JTAG pins for debugging and a PWM fan connector to manage thermal performance under demanding workloads, making it an ideal choice for building automation, machine monitoring, and robotics applications. Features: Compatible with Portenta X8, H7, and C33 System on Modules. Standard 40-pin header for broad Raspberry Pi® HAT compatibility. Onboard high-speed CAN FD transceiver for industrial communication. Ethernet port: Gigabit with Portenta X8, 100Mbit with H7/C33. USB-A female connector for peripherals or data logging. MicroSD card slot for data storage and media operations. MIPI CSI camera connector for machine vision applications. 16 additional analog I/O pins for sensors and actuators. Dedicated 10-pin JTAG connector for efficient debugging. PWM fan connector for active thermal management. Screw terminal block provided for power and CAN bus connections. Wide operating temperature range: -40°C to +85°C. Facilitates Linux prototyping with Portenta X8. Enables integrated real-time MCU solutions with Portenta. Designed for robotics, industrial, and building automation projects.

ATmega8 The ATmega8A IC is a low-power CMOS 8-bit microcontroller based on the AVR RISC architecture. By executing powerful instructions in a single clock cycle, the ATmega8A achieves throughputs approaching 1 MIPS per MHz, allowing the system designer to optimize power consumption versus processing speed. The ATmega has 16 KB programmable flash memory, static RAM of 1 KB and EEPROM of 512 Bytes. The endurance cycle of flash memory and EEPROM is 10,000 and 100,000, respectively. Pinout: Pinout of ATmega8A Applications: Home automation Industrial automation Robotics Automotive Medical devices Communication devices Also check ATmega32 , a high-performance, low-power 8-bit AVR RISC-based microcontroller by Atmel. It features 32KB of programmable flash memory, 2KB SRAM, 1KB EEPROM, an 8-channel 10-bit A/D converter, and a JTAG interface for on-chip debugging. The device supports a throughput of 16 MIPS at 16 MHz and operates between 4.5-5.5 volts. Package Include: 1 x ATmega8 IC

Official Arduino Portenta Proto Kit VE for Advanced Prototyping The Official Arduino Portenta Proto Kit VE (Vision Environment) is a comprehensive development solution tailored for creating functional prototypes that leverage machine vision and environmental monitoring. Designed with a suite of integrated Arduino Pro components, this Stem kit empowers developers to rapidly build and test advanced applications such as object recognition, people counting, air quality monitoring, and industrial automation. Its robust sensing capabilities and built-in connectivity, enabled by the Arduino Pro 4G Module, ensure seamless data processing and cloud integration. Ideal for innovators and professionals, the Portenta Proto Kit VE bridges the gap between concept and commercialization by streamlining the path from prototype to final product. Applications: Predictive maintenance with Nicla sensors and cloud algorithms to minimize downtime Intruder detection using face recognition, motion sensing, and real-time alerts Environmental monitoring of air quality, noise, and other parameters Machine vision for object recognition, motion detection, and people counting Logistics tracking with environmental sensing and cloud-based location data EV charging station prototype with remote management and analytics High-speed test rigs for sensor calibration, load testing, and real-time analysis Features: Portenta H7: High-performance dual-core microcontroller ideal for advanced data processing and edge machine learning applications. Portenta Mid Carrier: Enhances expandability and connectivity, providing professional-grade interfaces for robust prototyping setups. Nicla Vision: Ultra-compact color camera module with onboard AI capabilities, enabling real-time image processing at the edge. Nicla Sense Env: Low-power sensor board that monitors air quality, temperature, humidity, pressure, and more for indoor and outdoor environments. Modulino Nodes: Modular and compact units for rapid deployment of sensing and actuation tasks, ideal for quick iteration and development. 4G GNSS Module Global: Ensures global cellular connectivity and location tracking via GNSS, enabling remote and mobile applications. Arduino Cloud for Business Voucher: Includes a 3-month subscription for seamless cloud-based data storage, visualization, and remote device management. All Required Accessories Included: Comes complete with power supply, cables, and connectors, everything you need to start building right out of the box.

Official Arduino UNO Q SBC ABX00162 The Official Arduino UNO Q is a versatile single board computer designed for makers, developers, and innovators. Its hybrid architecture combines a Linux® Debian-capable Qualcomm® Dragonwing™ QRB2210 microprocessor with a real-time STM32U585 microcontroller, giving you the flexibility to run AI-powered vision and sound applications while maintaining real-time control. Fully compatible with the Arduino UNO ecosystem, it supports classic shields, Modulino® nodes, and third-party modules via the Qwiic connector. With seamless software integration through Arduino IDE, Arduino Cloud, or Python® on Linux®, plus pre-built examples and AI models available in Arduino App Lab, the UNO Q makes building advanced projects intuitive and powerful. Dual-Core Processing Power Robotics and Embedded Application Hands-On Development and Programming The Illuminated Command Center Powered by Qualcomm Dragonwing QRB2210 Your UNO Q is a compact, cost-effective platform with advanced features such as machine vision, owing to the Dragonwing QRB2210's integrated AI and GPU acceleration, quad-core 2.0 GHz CPU, Adreno GPU, 2x ISP, and support for camera, display, and audio. Features: Microprocessor: Qualcomm® Dragonwing™ QRB2210. Microcontroller: Real-time and low-power STM32U585 MCU RAM: 2 GB LPDDR4. Storage: 16 GB eMMC built-in (no SD card needed). Connectivity: options include dual-band Wi-Fi® 5 (2.4/5 GHz) and Bluetooth® 5.1 High-speed headers: Power advanced peripherals (vision, audio, display) Classic UNO headers: Mount shields to increase capabilities. LED matrix: (8 x 13) for visual creation and feedback. USB-C Connector: Power delivery, video output, or connecting a keyboard, mouse, USB microphones, or USB cameras via dongle Qwiic Connector: Modulino® nodes allow for easy expansion without the need for soldering. What is Arduino App Lab? Unified Developer Experience App Lab is a brand-new comprehensive development environment that unifies the journey from Linux® to real-time OS. Preloaded on the UNO Q, App Lab combines Arduino Sketches, Python® scripts, and containerized AI models to create fully integrated applications that can be administered from a single interface. Ready-to-use Apps and Bricks Get started quickly with Arduino Apps, self-contained examples that include everything you need. Add plug-and-play capabilities to your projects using pre-built Bricks to help you push your ideas even further. Pre-loaded AI models With pre-loaded AI models in Arduino App Lab, you can use real-world data for a variety of tasks, including object/human detection, anomaly detection, image categorization, sound recognition, and keyword spotting.

Arduino Micro with Headers The Arduino Micro was developed by Arduino in collaboration with Adafruit. The Arduino micro is a powerful development board integrated with the ATmega32U4 microcontroller. This arduino board features 20 digital input/output pins (of which 7 can be used as PWM outputs and 12 as analog inputs), a 16 MHz crystal oscillator, a micro USB connection, an ICSP header, and a reset button. The Arduino Micro contains everything needed to support the microcontroller; simply connect it to a computer with a micro USB cable to get started. It has a form factor that enables it to be easily placed on a breadboard. This Original Arduino Micro is similar to the Arduino Leonardo in that the ATmega32U4 has built-in USB communication, eliminating the need for a secondary processor. This allows the Micro to appear to a connected computer as a mouse and keyboard, in addition to a virtual (CDC) serial / COM port. It also has other implications for the behaviour of the board. Onboard is the processor, crystal, micro USB connection with fuse, Reset button, ISP low-level reprogramming header, ON LED, TX and RX LEDs, an extra user pin #13 LED, and a 3.3V regulator. You’ll probably also want to pick up a micro-B USB cable to connect this board to your computer You can use it for basic Arduino sketches as well as USB client projects like making it appear as a mouse or keyboard to your computer! Although it is not shield compatible – it does have all the same pins as a Leonardo. Its best for when you want to shrink your project down or use it on a breadboard. Pinout of Arduino Micro Note: Iotcart is the authorized seller of Arduino in India. Therefore, even if you are Bangalore, Hyderabad, Mumbai, or Pune, you can order and buy Arduino Micro online from the comfort of your home. Look out our various collections of Original Arduino Boards .

ACEBOTT ESP32 Smart Farm IoT Starter Kit with Arduino IDE/ACECode(Scratch) - QE002 The ACEBOTT ESP32 Smart Farm IoT Starter Kit is a fun method for children aged eight and up to learn about farming and technology. Imagine them constructing a spinning solar windmill, a pet feeder, or an automatic watering system. This package makes learning about modern farming and programming enjoyable and interactive. It comes with 16 easy-to-follow tutorials that guide kids from simple to more advanced projects. Made from safe, eco-friendly plywood, the kit is easy to put together and can be decorated to match their style. It’s a great gift for birthdays or any special occasion, encouraging kids to learn and be creative! Click Here to download tutorials ACEBOTT ESP32 Smart Farm IoT Starter Kit Assembly Guide

Ai-Thinker VC-02 Offline Speech Recognition Control Module The VC-02-Kit is a development board for the Voice Recognition Module, sharing the same design as the VC-01-Kit. It features an integrated CH340C USB-to-serial chip for debugging and upgrading, with added functionality like wake-up light, cold, and cooling lamp control, along with status indicators for easy debugging and control. Developed by Shenzhen Ai-Thinker Technology Co., Ltd., the VC-02 is a cost-effective offline speech recognition module that uses the US516P6 voice chip from Unisound. This chip offers a deep integration of offline recognition algorithms, providing an ultra-low-cost speech recognition solution. It is ideal for smart homes, small household appliances, 86 boxes, toys, lamps, and more, enabling voice control. The US516P6 chip features a 32-bit RISC architecture, DSP instructions for signal processing, an FPU unit for floating-point operations, and an FFT accelerator. The VC-02 Voice Recognition Module supports 150 local offline commands and a lightweight RTOS system, making it easy to customize with a variety of peripheral interfaces. Features All GPIOs can be set up as external interrupt inputs and wake-up sources One full-duplex UART with a maximum speed of 3Mbps Supports I2C, DAC, PWM, and multiple interfaces Includes 242KB of high-speed SRAM Equipped with 2MB FLASH memory Dual-channel DAC output support 32-bit RISC core running at 240MHz Supports DSP instruction set and FPU for floating-point operations