An energy-efficient wireless communication module that combines the Nordic nRF52840 microcontroller with the Semtech LLCC68 LoRa transceiver. It supports LoRa, LoRaWAN, Bluetooth 5.3, Thread, Zigbee, and NFC, offering a range of up to 10 km and +20 dBm transmit power. Its built-in UART interface with AT commands and low power consumption (5 µA in sleep mode) make it ideal for IoT devices and battery-powered systems. Elecrow nRFLRCC68 Wireless Transceiver Module

32-channel IO expander with 14 analog inputs. The board communicates via the Ethernet interface. Numato Lab GPETH320001

Adafruit 1222

Finder 62.23.9.012.0300 is an industrial electromagnetic relay of the 3PST-NO type, operating at a coil voltage of 12V DC, capable of switching currents up to 16A at 250VAC on each of its three contacts. Its robust design ensures reliable operation in harsh industrial environments, and its compact dimensions facilitate integration in switchboards and control panels.

GOODRAM UME3 128 GB is an efficient and capacious flash drive for everyday use, combining good transfer speed with high reliability and an attractive price.

N-channel 120V 7.9mΩ standard level MOSFET in TO220, TO-220AB, NXP, RoHS

Module with a color IPS LCD display with a diagonal of 1.47" and a resolution of 320x172 pixels. It has rounded corners and uses the ST7789 controller (SPI interface). Waveshare 1.47inch LCD Module

The DFRobot Vibration Sensor buffers a piezoelectric transducer that responds to strain changes by generating a measurable output voltage change which is propotional with the strength of vibration. DFR0052

HDMI-USB adapter dedicated to video capture and transfer to devices with USB type A connector. Waveshare HDMI to USB Adapter

Shield for STM32 Nucleo that allows you to add the possibility of operating a three-phase brushless motor (BLDC) or synchronous permanent magnet (PMSM). It uses the L6230 chip for control. X-NUCLEO-IHM07M1

Red laser diode module with 5mW power, displaying the line. Ideally suited to the determination of straight lines, and thanks to the built-in driver, it is possible to supply voltage of 3 ... 5V. LD-G650A03 - Line

Module with MEMS microphone; model SPW2430 with built-in amplifier. The plate also has a 3.3 V voltage stabilizer needed to power the microphone. Adafruit 2716

The 3RV2901-1E cross-mount auxiliary switch is a reliable component that extends the functionality of Siemens motor starter protectors by enabling the addition of additional auxiliary circuits via cross-mounting. Equipped with 2 NO and 2 NC contacts, it offers flexibility in various configurations for controlling and monitoring the status of the circuit breakers.

Finder 95.P5SPA is a high-quality base for mounting 55 and 85 series relays, enabling easy mounting on a 35 mm DIN rail. Equipped with terminal screws, it provides a secure electrical connection, and its solid construction made of durable plastic ensures long-term operation in difficult conditions.

Camera with a resolution of 2 MPx with a USB interface in a metal case. Equipped with CMOS IMX291 sensor with "Fisheye" lens with 175° viewing angle and microphone. ArduCAM B026101

Communication module with the SIM800C system designed for Raspberry Pi minicomputers. Adds support for GSM/GPRS networks. Waveshare SIM800C GSM/GPRS HAT