Precise solar radiation intensity sensor in the range from 400 to 1100 nm, communicating via Modbus-RTU (RS485) and resistant to harsh conditions thanks to the aluminum housing class IP67. High accuracy (±5%), fast response time (≤10 s) and resistance to dirt make it ideal for monitoring photovoltaics, environmental research and meteorology. DFRobot SEN0640

Ambient light sensor housed in a transparent hemisphere and waterproof housing. It supports a detection range of 0 to 65535 lux and communicates via an I2C interface. DFRobot SEN0562

Module with ToF sensor VL53L7CX with an output in the form of a matrix of 64 pixels (8x8) and a range of up to 3.5 m. It communicates via the I2C interface. Pololu 3418

Module with an analog TEMT6000 light intensity sensor. The output voltage is linearly correlated with the intensity of the incident light. The module is supplied with the voltage from 3.3 to 5V

ACS724LLCTR-20AU current sensor module with a current measurement range from 0 to 20 A. It communicates via an analog interface. Pololu 4044

The module has a humidity sensor (accuracy ± 2% RH) and temperature with an accuracy of ± 0.3 ° C. Communication takes place via the I2C bus

Module with a precise temperature sensor MCP9808. It is supplied with the voltage ranging from 2.7 to 5.5 V and communicates via the I2C interface

A module with line sensors designed to work with the Kitronik kit. It has two sensors in the form of phototransistors that generate an analog voltage that can be read by the microcontroller. The module is equipped with a 4-pin connector (3V, 0V, L, R), which allows for power supply and reception of signals from the sensors, and the output voltage changes depending on the detected surface, which allows it to be used not only with the Kitronik kit, but also with platforms such as Arduino or Raspberry Pi Pico. Kitronik 56111

Pololu MQ Gas Sensor Carrier

M5Stack U177 – Unit Mini Scales is a ready-to-use weighing module based on the HX711 and STM32, featuring I2C communication and support for popular platforms. It is used in laboratory, production and educational projects that require precise mass measurement.

Force-Sensing Resistor - 0.2" Circle

DFRobot SEN0629 environmental module with a BME688 sensor enables precise measurement of temperature, humidity, pressure, and VOC, and supports AI-assisted gas analysis. Compatibility with I2C/SPI and broad functionality make it suitable for use in smart building systems, environmental monitoring, and industry.

Crowtail-Moisture Sensor 2.0 is an analog soil-moisture sensor with extended electrodes, ideal for automatic watering systems and gardening projects. It enables precise reading of moisture levels in deeper layers of the soil.

Capacitive soil moisture sensor with analog output (Grove connector). The probe has a pointed tip, which allows it to be easily inserted into the ground. Cytron MAKER-SOIL-MOISTURE

Laser Sensor

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

Pololu 5323 current sensor provides electrically isolated AC and DC current measurement in the range of -65 A to +65 A. Based on the Allegro CT432-HSWF65MR sensor, the module uses TMR technology and offers a bandwidth of up to 1 MHz together with an analog interface. Pololu 5323

Precision Hall effect current sensor offering galvanic isolation, wide bandwidth of 150 kHz and the ability to measure AC and DC current with very low power loss. Thanks to differential measurement and immunity to magnetic interference, it is perfect for applications requiring accurate current monitoring, such as power supplies, converters or motor control systems. Pololu 5293

Pololu 5335 current sensor provides electrically isolated AC and DC current measurement in the range of -70 A to +70 A. Based on the Allegro CT433-HSWF70MR sensor, the module utilizes TMR technology, offering a 1 MHz bandwidth and an analog voltage output.

IR proximity sensor used to detect objects at a distance of 10mm to 80mm using infrared radiation. It is powered by 5 V and has a digital output. DFRobot SEN0556