2-channel SSR 240V / 2A relay module with fuse. modSSR-2CH

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

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

Class-D mono audio amplifier module based on the MAX98357 chip. It can work with a 4 to 8 ohm speaker of up to 2.5 W and communicates via an I2S interface. DFRobot DFR0954

A pair of 2-pin circular magnetic connectors. They are 5mm in diameter and can conduct a current of 2A

Toggle switch, two-position with cover and LED illumination. It can switch voltage up to 12 V and current up to 20 A

Unshielded UTP category 5E Ethernet network cable with RJ45 plugs. Lanberg PCU5-10CC-0300-BK

Module with 9-axis IMU ICM-20948 sensor. The chip is an integrated 3-axis accelerometer, gyroscope and magnetometer and a digital motion processor DMP (Digital Motion Processor). Communication via I2C or SPI. SparkFun SEN-15335

19mm diameter waterproof rotary switch in stainless steel housing. Set includes two keys

A sensor for measuring the wind speed. It has a built-in Hall sensor and enables measurements in the range from 0 to 32.4 m/s. DFRobot SEN0483

Unshielded UTP category 6 Ethernet network cable with RJ45 plugs. Lanberg PCU6-10CC-0025-B

RTC clock module with PCF8563 chip and battery

Universal PCB designed for mounting a 7 or 9-pin vacuum tube socket. It has additional prototype fields with a pitch of 2.54 mm for the assembly of THT elements. LG-159H

4-port HUB with USB 2.0 interface designed for industrial use. Enclosed in a metal housing. Waveshare USB-HUB-4U-NP

Module with a voltage level converter 3.3 V - 5 V intended for use in the Qwiic system. It has a built-in Step Up converter providing power supply with a voltage of 5 V and a current of up to 100 mA. SparkFun SPX-17238

Grove module with a proximity sensor, light, color and the ability to detect gestures. The board is equipped with a Grove connector and communicates via I2C. Seeed Studio 101020580

Two-channel DC motor driver with an operating voltage from 7 to 35 V and a maximum continuous current of 30 A. It can be controlled by an analog signal, PWM, UART, RC signal or by means of built-in buttons. Cytron MDDS30

2m RS-232 D-Sub (f) / D-Sub (f) cable, uncrossed. Akyga AK-CO-04

Module with 1.51 "OLED transparent display. Communicates via SPI or I2C interface. Waveshare 1.51inch Transparent OLED

Module with 1 QTRX type optocoupler with RC (digital) output. The module operates from 2.9 V to 5.5 V, detects objects at a distance of up to 30 mm. The sensor will be used in projects that require detection of changes in the ground, e.g. in linefollower robots. Pololu 4301