Class D PAM8403 stereo digital audio amplifier module. The system allows you to connect two speakers from 4 to 8 Ω with a power of 3 W per channel. modPAM8403

Module with a 5x20 mm fuse with a working voltage up to 250 VAC and a current of 500 mA. A kit for self-assembly. SparkFun KIT-15702

TB6612FNG Dual Motor Driver Carrier

Mini Maestro 24 (kit) is a flexible controller for advanced applications with multiple servos, offering sophisticated motion control, signal reading, and autonomous operation capabilities. It is ideal for use in robotics, animatronics, and embedded systems as a precise controller and input/output expander.

Load cell amplifier module with a 24-bit HX711 ADC and an ATtiny404 microcontroller providing measurement data over I2C/Qwiic. It supports Wheatstone bridge load cells, two differential input channels, and selectable I2C addresses from 0x30 to 0x37. The supply voltage range is 2.6–5.5V. Soldered 333006

Single-channel relay module designed for controlling AC and DC loads using a microcontroller. It supports loads of up to 10 A at 250 V AC or 10 A at 30 V DC and can be controlled using 3.3 V and 5 V logic signals. Soldered 333024

GPIO expander based on the MCP23017 IC, adding 16 configurable digital input/output lines to a microcontroller via I2C. Each line can operate as an input, output, or input with an internal pull-up resistor, while INT A and INT B provide interrupt outputs. The board features two Qwiic connectors and measures 38 × 22mm. Soldered 333007

Four-channel logic level converter designed for connecting digital devices operating at different signal voltages. It uses the TXS0104 IC and supports bidirectional level conversion for I2C bus signals. Soldered 333016

Four-channel logic level converter based on the TXB0104 IC, designed for connecting digital circuits operating at different logic voltages. It supports automatic direction sensing, bidirectional communication, and digital interfaces such as SPI and UART. Soldered 333017

Pololu Mini Maestro 1355 is a servo controller with 18 configurable channels, designed for precise applications in robotics, automation, and animatronics. The kit version allows customization of connector installation to suit project needs, while its extensive functionality enables the creation of autonomous control systems and expansion of input/output interfaces in embedded systems.

Single-channel relay module equipped with a Qwiic interface, designed for controlling AC and DC loads using a microcontroller. The relay supports loads of up to 10 A at 250 V AC or 10 A at 30 V DC, while the Qwiic connector allows the module to be connected without soldering using a suitable cable. Soldered 333021

Two-channel relay module designed for independent control of two AC or DC loads using a microcontroller. Each of the two relays supports loads of up to 10 A at 250 V AC or 10 A at 30 V DC, while the control circuit is compatible with 3.3 V and 5 V logic levels. Soldered 333023

A converter enabling communication between a computer and a CAN 2.0A bus at transmission speeds from 5 kbps to 1 Mbps. Based on an STM32 microcontroller, the device offers two operating modes: PCAN, compatible with diagnostic tools, and Transparent Mode, enabling communication via a virtual serial port. The adapter is compatible with Windows, Linux, and Android systems, as well as embedded platforms such as Raspberry Pi. Seeed Studio 100030768

Single-channel brushed DC motor driver based on the MPQ6612A chip, enabling bidirectional motor control with a supply voltage of 4-40 V and up to 4 A continuous current. The module provides motor current sensing, active current limiting, overcurrent and thermal protection, and supports PWM control up to 200 kHz. The carrier board does not include soldered connectors, allowing direct soldering of wires or custom connectors. Pololu 5285

The RTC module with the Dallas DS1307 system and Atmel AT24C32 memory is a compact and energy-saving module that combines a precise real-time clock with 32 kb EEPROM memory, communicates via the I2C interface and time backup with a CR2032 battery, ideal for integration with microcontrollers in various electronic projects

Data logger pre-programmed to automatically record data from IMU, GPS and Qwiic series sensors. SparkFun DEV-16832

HAT with two-channel DC motor driver for Raspberry Pi. It has an operating voltage from 6 to 24 V and a continuous current of up to 10 A. It can be controlled by a PWM signal or by means of built-in buttons. Cytron HAT-MDD10

Multifunctional speech recognition module. Allows you to add speech recognition to your own application. The module can be used with any evaluation kit that has a UART interface. Sparkfun COM-15453

USB - LIN bus converter module. It allows you to connect devices to your computer via the LIN bus. LIN USB CONVERTER (LUC)