Finder 66.82.8.230.4000 relay with 30 A contact current and 230 V AC coil voltage is suitable for automation systems and industrial applications requiring reliable switching of high loads. Equipped with Faston 250 connectors and designed for panel mounting.

DFRobot DFR1184 module with a 15-bit ADS1115 converter enables precise voltage measurements of 0–10 V from industrial sensors. The dual-channel design, support for I2C/UART, and compatibility with popular platforms make it an effective solution for automation systems, environmental monitoring, and energy management.

Touch panel for displays with a diagonal of 5.6 ", 126.5x101mm, resistive touchpanel, tape for ZIFF 4 1mm connector

4-port HUB with USB 2.0 interface designed for use in industry. Closed in a metal housing. Waveshare USB-HUB-4U-LF

WAV files player module. It is based on a DAC converter and an audio amplifier, there is a 3.5 mm audio output on the board. The files are played from the microSD card. Adafruit 94

The USB-A to RJ45 network adapter K-04 is a compact and durable solution for devices without a built-in Ethernet port. It enables fast network connection in both Fast Ethernet and Gigabit Ethernet standards, ensuring stable transmission and high build quality. With broad compatibility and easy operation, it is perfect for both home and office use.

This step-down converter module allows you to reduce the voltage from 12-60V to a stable 12V at a current of up to 9A. 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 5677

USB to TTL Serial Cable - Debug / Console Cable for Raspberry Pi, RoHS

This step-down converter module allows you to reduce the voltage from 5-60V to a stable 5V at a current of up to 11A. 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 5671

Solar-powered communication node integrating LoRa, GPS and XIAO nRF52840 Plus microcontroller, ready to work thanks to pre-installed Meshtastic software. The device is equipped with a 5W solar panel and four 18650 batteries, which ensures reliable operation even in limited sunlight and makes it ideal for field work. Thanks to its long range (up to 8-9 km), support for many navigation systems and the possibility of expansion via the Grove interface, the P1-Pro will be useful in environmental monitoring, IoT, exploration and emergency communication. Seeed Studio 114993633

USB Splitter HUB-01 is a functional and mobile solution for expanding available USB ports in computers and laptops. The variety of port standards allows simultaneous connection of devices requiring high-speed data transfer as well as those with lower demands. Ideal for office work, study, and travel.

Unshielded UTP category 6 Ethernet network cable with RJ45 plugs. Lanberg PCU6-10CC-0200-G

LCD 2x20 display with LED backlight (WHITE), 116x37 mm, FSTN positive (goldpins)

2x16 display with LED backlight (AMBER) FSTN, 80x36 mm, extended temperature range "fast" 2LED backlight, (second character set - CYRIL) v.E31-FIA

The POT0013 potentiometer enables precise adjustment of electrical parameters in applications requiring stability and accuracy. Designed for panel mounting, it is equipped with flat solder terminals and resistant to long-term use.

32-pin ZIF socket dedicated to DIP packages. It allows for multiple plugging without the risk of damaging the leads. Waveshare DIP 32 Pin ZIF Socket (ARIES Black)

A touchscreen display with an embedded ESP32-S3-WROOM-1-N4R8 module, combining high performance with application flexibility. The 5-inch TFT-LCD screen with a resolution of 800x480 px and capacitive touch ensures precise operation and a clear image. The device offers Wi-Fi and Bluetooth connectivity, supports LVGL, openHASP, and the popular Arduino IDE, PlatformIO, and MicroPython environments. Thanks to USB-C, TF, UART, and I2C connectors, it is ideal for IoT projects, automation, and intelligent control systems. Elecrow CrowPanel 5.0"-HMI

A compact voltage converter module that reduces input voltage from 5.2 to 65 V to a stable 5 V at currents up to 700 mA. It features high efficiency, low quiescent current (<0.2 mA), and short-circuit and thermal protection, ensuring safe and efficient operation. Its small size and ease of integration make it ideal for mobile devices, battery-powered designs, and systems requiring stable power. Pololu 5433