Ideal Diode Reverse Voltage Protector - reverse voltage and current protection module 4-60V, 20A

Module with 8 SSR relays with a load of up to 3 A. The board is equipped with the ULN2003 system and communicates via a digital interface. Numato Lab SSRC80001-DC

Module with 32 24 V relays with a load of up to 7 A. The board communicates via the Ethernet interface. Numato Lab 32ETHRL001-24

Compact and efficient module designed for precise control of bipolar stepper motors, offering microstepping down to 1/32 step and maximum current up to 2 A in peak mode. Thanks to advanced features such as QuietStep (APFD) algorithm, built-in protections and pin compatibility with A4988, it is perfect for hobby, educational and industrial projects. Blue Edition version with four-layer board and 2 oz copper provides better heat dissipation, increasing reliability of operation even at higher loads. Pololu 5340

DAC converter module with current output in the range of 0 to 25 mA. It is powered by 18 V to 24 V and communicates via I2C interface (Gravity connector). It is used as a controller in industrial applications. DFRobot DFR0972

Programmable RGB and RGBA LED driver

The Step-Down converter module converts the input voltage of 11 - 26 V to a constant 9 V, with a maximum output current of 3 A, recommended up to 1.1 A for long-term operation. The conversion efficiency of the device is 96% and the module size is 22.3 x 17 x 4.2 mm

The Tic 36v4 USB Multi-Interface High-Power Stepper Motor Controller makes basic control of a stepper motor easy. Pololu 3141

A 4-channel I2C expander module, which is based on the TCA9546A chip. It allows connecting several devices with the same address to a single I2C interface. Adafruit 5663

The 2x15W amplifier module with Bluetooth XY-P15W is a compact audio device with a wide voltage range and modern Bluetooth 5.0, enabling wireless sound transmission at a distance of up to 15 meters. Thanks to built-in protection mechanisms, it ensures not only sound quality but also safe use in audio projects.

BMS protection circuit designed for 6 Li-Ion cells. It has a charging function with balancer option, a discharging function and an over-discharge protection function. HXYP-C47-MA18-6S

A versatile expander supported by the I2C interface, which significantly expands the capabilities of microcontrollers and microcomputers. It is based on the ATSAMD09 microcontroller and comes with default software that can be modified to suit the needs of the project. Adafruit 3657

Module designed to filter electrical signals. It uses an LC filter, which consists of a coil and a capacitor, to eliminate noise and unwanted components from the electrical signal. It can filter signals with voltages up to 30 V and currents up to 3 A

Module with a button, LED diode and a white cap. DFRobot DFR0029-W

The UART-USB converter built on the FTDI FT232RL chip. Compatible with 3.3V and 5V voltages. DFRobot DFR0065

Frequency generator module with Si5351 chip based on 25 MHz quartz. The system has three independent, programmable clock outputs that can generate a clock signal in a wide range from 8 kHz to 160 MHz

The Tic T825 USB Multi-Interface Stepper Motor Controller makes basic control of a stepper motor easy, with quick configuration over USB using our free software. The controller supports six control interfaces: USB, TTL serial, I²C, analog voltage (potentiometer), quadrature encoder, and hobby radio control (RC).