WM8960 stereo codec module with driver for 1W class D speakers and headphones. It uses the I2S interface and the I2C bus to configure the system. SparkFun BOB-21772

AP63357 DC-DC Step-Down Converter Module with 5V output, 6 to 32V input and 3.5A maximum output current. SparkFun COM-21255

Step-Down DC-DC converter module based on the D36V6F12 system. Input voltage 12.2.50V, output voltage 12V (max. 600mA). Pololu 3796

This module allows independent control of two Omron G5LE-14-DC5 SPDT relays, supporting currents up to 10A. Thanks to built-in BSS138K MOSFETs, it can be controlled directly from 3.3V or 5V development boards such as Arduino or Raspberry Pi. Each channel is equipped with an LED to indicate relay activation and 5mm screw terminals for convenient circuit connection. Pololu 5665

This module allows independent control of two Omron G5LE-14-DC12 SPDT relays, supporting currents up to 10A. Thanks to built-in BSS138K MOSFETs, it can be controlled directly from 3.3V or 5V development boards such as Arduino or Raspberry Pi. Each channel is equipped with an LED to indicate relay activation and 5mm screw terminals for convenient circuit connection. Pololu 5666

A speed controller based on the open VESC standard, designed for electric skateboards, scooters, and e-bikes. It supports voltages from 14 to 75 V and continuous currents up to 100 A, offering various BLDC motor control modes, and a wide range of interfaces (PPM, UART, I2C, USB-C, CAN). Its compact design and extensive security features ensure reliability, flexible configuration, and convenient integration with computers and smartphones. Makerbase VESC 75100

Zeenko ZK09-BM is a low-noise, ultra-wideband RF amplifier with an operating range up to 10 GHz, powered by a built-in battery. Thanks to its good linearity and noise performance, it is used in measurements, receiver paths and communication systems. Compact and mobile, it will work well both in laboratories and in the field.

This step-down converter module allows you to reduce the voltage from 15-60V to a stable 15V at a current of up to 8A. Its high efficiency of up to 95% and low power losses make it ideal for applications requiring high current and stable power. The device features built-in overcurrent, thermal, and reverse connection protection, as well as a soft-start function and a Power Good indication. Pololu 5679

This step-down converter module allows you to reduce the voltage from 18-60V to a stable 18V at a current of up to 8A. Its high efficiency of up to 95% and low power losses make it ideal for applications requiring high current and stable power. The device has built-in overcurrent, thermal, and reverse connection protection, as well as a soft-start function and a Power Good indication. Pololu 5681

RS485 bus transceiver controlled via USB, equipped with FT230 chip, USB-C connector, ST485BDR controller for 64 devices, galvanic isolation, overvoltage protection and RS485 bus terminator option, ensuring effective and safe communication in industrial systems

Image sensor MT9M114 with a resolution of 1.26 MPx with built-in NXP LPC4330 processor. Designed for AI applications, it allows for color recognition, line detection and barcode detection. DFRobot SEN0265

ESC type controller for a DC motor with a supply voltage of 3.7 V to 5 V. It offers a maximum output current of up to 1.5 A and allows you to control two motors independently

The step-down converter module allows you to reduce the voltage from 24-60 V to a stable 24 V at a current of up to 8 A. High efficiency of up to 95% and low power losses make it ideal for applications requiring high current and stable power. The device has built-in overcurrent, thermal, and reverse connection protection, as well as a soft-start function and a Power Good indication. Pololu 5684

Zeenko ZK08-BM is a low-noise, wideband amplifier with a built-in battery, intended for operation in the 50 MHz – 8 GHz range. It provides high signal gain and compensation of losses in antenna paths. Thanks to its compact design and battery power, it performs excellently in mobile and measurement applications.

This step-down converter module allows you to reduce the voltage from 9-60V to a stable 9V at a current of up to 10A. Its high efficiency of up to 95% and low power losses make it ideal for applications requiring high current and stable power. The device features built-in overcurrent, thermal, and reverse connection protection, as well as a soft-start function and a Power Good indication. Pololu 5676

Zeenko ZK07-BM is a low-noise, wideband amplifier with very high gain, powered by a battery and intended for operation in the 30 MHz – 6 GHz band. Ideal for compensating losses in long antenna lines, it provides up to 43 dB of gain and very good noise performance. Recommended for installation as close to the antenna as possible in receiving and measurement paths.

Zeenko ZK06-BM is a portable, low-noise RF amplifier with battery power, operating in the 10 MHz – 6 GHz band. It offers high gain stability, good overload resistance and full compatibility with spectrum analyzers, including tinySA ULTRA. Particularly recommended for measurement applications and antenna systems.

Zeenko ZK09-UM is a compact low-noise RF amplifier operating in the 100 kHz to 10 GHz band, powered via USB-C and equipped with on-chip bias technology. It provides high linearity, stable gain, and a wide operating bandwidth, serving as an alternative to popular microwave amplifiers in laboratory and measurement applications.

DC motor driver with voltage 4.5..28V and maximum continuous current of 2.6A. It has the ability to easily implement the feedback loop and numerous control interfaces. Polol 3143

An advanced speed controller designed to power three-phase brushless motors in various applications, such as driving robots, walking robots or gimbals. Supports input voltage range from 12V to 56V. Maximum constant current is 60A. Makerbase ODrive-S