Finder 7T.81.0.000.2401 is an NC thermostat dedicated to monitoring temperature and protecting devices from overheating by cutting off power after exceeding a set threshold. It operates with a hysteresis of 7±4 K, supports current up to 10 A at a voltage of 250 V AC, and screw terminal mounting ensures easy installation in various applications, such as control cabinets or heating systems.

Module with BME280 environmental sensor. It allows you to measure temperature, humidity and pressure. The sensor is equipped with two communication interfaces: SPI and I2C. SparkFun SEN-13905

A module with a high precision temperature sensor based on the STS35 system. It allows measurement with an accuracy of ±0.1° C and communicates via the I2C interface. DFRobot SEN0434

A compact Hall-effect current sensor that provides accurate DC and AC current measurement within a ±10 A range with galvanic isolation. It features an analog VOUT output with a sensitivity of 132 mV/A and a 150 kHz bandwidth, enabling fast and precise readings in dynamic systems. The module operates over a wide temperature range of -40°C to 125°C, and the low current path resistance (~1.6 mΩ) minimizes energy loss. Its small size and flexible mounting options make it ideal for prototyping, industrial systems, and space-constrained projects. Pololu 5440

A compact Hall-effect current sensor that provides accurate DC and AC current measurement within a ±10 A range with galvanic isolation. It features a high-sensitivity analog VOUT output with a 150 kHz bandwidth, enabling fast and precise readings in dynamic systems. The module operates over a wide temperature range of -40°C to 125°C, and the low current path resistance minimizes energy loss. Its small size and flexible mounting options make it ideal for prototyping, industrial systems, and space-constrained projects. Pololu 5444

Expansion board with ToF VL53L4CX distance sensor with a range of up to 6 m. The shield is compatible with STM32 Nucleo boards. STMicroelectronics X-NUCLEO-53L4A2

LiPo battery monitor module based on the MAX17043 chip. Allows the voltage and state of charge of the battery to be measured. SparkFun TOL-20680

Module with a PIR motion sensor. It allows you to detect movement at a distance of up to 8 meters with a viewing angle of 60°. DFRobot SEN0522

ST Microelectronics’ STTS22H digital temperature sensor module, featuring a Qwiic connector, offers accuracy from -40°C to 125°C without the need for additional calibration. The sensor consumes only 1.75 µA in single measurement mode, making it ideal for low-power applications, and additional features such as a configurable interrupt pin and the ability to select two I2C addresses increase its versatility. SparkFun SEN-21273

An optical particle sensor that uses laser scattering and Sensirion\'s innovative contamination resistance technology. It enables users to measure mass concentration and particle number. SparkFun SEN-15103

Crowtail – 3-Axis Digital Accelerometer (±16g) is a digital MEMS accelerometer with a wide measurement range and high sensitivity, based on the ADXL345 chip. Intended for projects requiring motion, orientation, and acceleration detection in robotics, safety systems, and interactive devices.

Wireless sensor with LoRaWAN network communication. Dedicated to industrial long-distance data acquisition with a wide measurement range of temperature from -40°C to 85°C and humidity from 0 to 100% RH. Seeed Studio 114992867

BME688 integrated gas, pressure, temperature and humidity sensor module housed in a single MEMS package. It features a Grove connector and communicates via an I2C or SPI interface. Seeed Studio 114992989

A digital temperature and humidity sensor module based on the SHT45 chip. It features a STEMMA QT/Qwiic connector and communicates via an I2C interface. Adafruit 5665

ST Microelectronics’ STTS22H digital temperature sensor module, featuring a Qwiic connector, offers accuracy from -40°C to 125°C without the need for additional calibration. The sensor consumes only 1.75 µA in single measurement mode, making it ideal for low-power applications, and additional features such as a configurable interrupt pin and the ability to select two I2C addresses increase its versatility. SparkFun SEN-21262

Infrared sensor module for presence and motion detection based on the STHS34PF80, featuring an I2C interface and STEMMA QT / Qwiic connectors, capable of detecting objects up to 4 m without a lens. Adafruit 6426

Energy-saving environmental sensor, enabling precise measurement of temperature in the range from -40℃ to +85℃ and atmospheric pressure from 300 to 1100 hPa. Supports I2C and SPI interfaces, and thanks to the FIFO function allows to minimize energy consumption - even to 0.5 μA in standby mode. Compatible with Arduino, Raspberry Pi and Micro:bit, it is ideal for use in DIY projects, educational projects and weather stations. Seeed Studio 110992164

Motion detection module featuring Panasonic\'s EKM series PIR sensor. The EKM series is optimised for detecting small movements and is ideal for detecting movement in a small area around the sensor. It offers digital output in 32 zones with a detection distance of 5 m and a detection area of 90° x 90°. SparkFun SEN-21999

Tilt sensor module with digital output. Equipped with an XH2.54 connector

SCD41 CO2, temperature and humidity sensor module. Equipped with a Gravity connector, it communicates via an I2C interface. DFRobot SEN0536