USB port isolator with ADUM3160

Two-channel DC motor driver communicating via UART, SPI or I2C interface. It can control the movement of 3 to 11V motors with a maximum continuous current of 1.2A per channel. SparkFun ROB-13911

Stepper Motor Driver, Digilent, RoHS

360° encoder module with LED indicators. It communicates via the I2C interface (Gravity connector). DFRobot SEN0502

Real-time clock with PCF8563 chip and battery backup. Modally MOD-48.Z

Audio amplifier module with three output channels. It can be powered with the voltage from 12 to 24 V and has two outputs with a power of 50 W (left and right) and one with a power of 100 W (bass)

An integrated data acquisition module that includes functions such as data display, automatic sensor recognition and calibration, data storage, RTC clock and data conversion to make data acquisition more convenient and efficient. DFRobot DFR0999

Camera module with Sony IMX219 sensor works with all versions of Raspberry Pi. The camera is equipped with a matrix with a resolution of 8 MPx, the maximum video resolution is 1080p. ArduCAM B0103

The S9V11MA switching step-up/step-down regulator efficiently produces a finely adjustable output between 2.5 V and 9 V whether it is higher or lower than the input voltage, which can range from 2 V to 16 V.  Pololu 2869 

The NE5532 XH-M164 preamplifier module is a compact 12V audio device that improves sound quality thanks to the NE5532 chip. It has a convenient output interface and excellent performance, perfect for audio projects such as amplifiers and sound processors.

Stereo audio isolator based on two transformers. It allows to eliminate noise in the audio path resulting from different ground resistances of the sound source and the receiver

Module with 8 relays with a voltage of 12 V and a load of up to 10 A. The board communicates via the Ethernet interface. Numato Lab 8ETHRL001

Module with SSR 240V/2A relay controlled by 5V voltage with fuse. modSSR-1CH

3D stereo camera module, which was built of two cameras with OV2311 sensor. Designed to work with Raspberry Pi, Jetson Nano and Xavier NX. ArduCAM B0264

Module with 16 24 V relays with a load of up to 7 A. The board communicates via the Ethernet interface. Numato Lab 16ETHRL001-24

Module with RGB LED, adapted to operate with a voltage of 5 V. Ideal for applications such as decorative lighting, visual effects or microcontroller projects

Stereo 2.8W Class D Audio Amplifier - TS2012