ACS724LLCTR-30AB current sensor module with a DC and AC measurement range from -30 to +30 A. It communicates via an analog interface. Pololu 4047

Small 9 DoF IMU module with 3-axis gyroscope and accelerometer (LSM6DSO) and 3-axis magnetometer (LIS3MDL). It is equipped with an I2C interface, a voltage stabilizer and a logic level converter. Pololu 2862

Precise, 3-axis geomagnetic sensor based on FlipCore and TMR technology, offering high interference immunity and a wide measurement range of ±2000μT with a resolution of 0.1μT. Thanks to its high sampling rate (up to 400Hz) and resistance to magnetic shocks, it is ideal for AR/VR systems, AGV navigation and drone control. DFRobot SEN0622

A modern current sensor combining the Hall effect with an inductive coil, which allows for precise measurements of both the DC and AC components up to 5 MHz. Thanks to its lightning-fast response time and low path resistance, it is perfect for motor control systems, power converters and protection systems. Pololu 5230

Allegro\'s TMR sensor module enables precise, non-contact current measurement without breaking the circuit. It offers high sensitivity, low power consumption, an analog output proportional to the magnetic field, and a threshold detection (FLAG) function. Its compact design, AC/DC support, and easy installation make it ideal for energy-efficient and safe current monitoring systems. Pololu 5355

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

MQ-135 Gas Sensor

Crowtail – BMP280 Barometer Sensor 2.0 is a compact digital sensor for measuring temperature, atmospheric pressure, and altitude, using the I2C interface. Intended for use in weather projects, mobile environmental systems, and consumer electronics.

Precision Hall effect current sensor offering galvanic isolation, wide 150 kHz bandwidth and the ability to measure AC and DC current with very low power loss. With 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 5290

Temperature sensor module based on an NTC thermistor, designed for measuring ambient temperature in the range from -40°C to 125°C, compatible with Arduino platforms and the Crowtail system. Elecrow CT0011TS

Module with a 3-axis ADXL345 digital accelerometer with a configurable measuring range of ± 2/4/8/16 g. It is supplied with the voltage from 2 to 3.6 V and communicates via the I2C or SPI interface. DFRobot SEN0032

A compact pressure and temperature module ideal for weather stations, drones, and IoT projects. It offers a measurement range of 300–1100 hPa with ±3 Pa accuracy and temperature measurement with ±1°C precision. With a built-in 3.3V regulator and logic level converter, it works with both 3V and 5V microcontrollers. STEMMA QT/Qwiic connectors make it easy to quickly connect and daisy-chain multiple sensors in a single system. Adafruit 6420

Pololu - 2737

ST Microelectronics\' compact Time-of-Flight (TOF) sensor uses a 940 nm laser to precisely measure distances from 1 mm to 1.2 m with a resolution of 1 mm. It supports an I²C interface, has an XSHUT input for shutdown and a GPIO1 output for object detection, and is compatible with voltages from 2.6 to 5.5 V thanks to a built-in regulator and logic level converter. Pololu 3692

Crowtail – Digital Temperature Sensor 2.0 is a precise TMP102 digital sensor with an I2C interface, operating in the range of –40°C to +125°C. Intended for use in temperature-measurement systems in automation, consumer electronics, and environmental monitoring.

The ACS72981 current sensor module uses the Hall effect to accurately and safely measure AC and DC current, providing electrical isolation of the current path. With a wideband analog output (up to 250 kHz) and low conduction resistance (0.2 mΩ), it minimizes energy loss and offers a fast response time of less than 2 µs. Pololu 5273

The module with the natural gas and LPG concentration sensor (modMQ-5) allows the measurement of the concentration of natural gas, carbon monoxide, alcohol and methane. The module has an analogue output and an output triggered by exceeding the threshold of sensitivity.

Force-Sensing Resistor - 0.5" Circle

Ultrasonic distance sensor MB1000 with a range from 0 to 645 cm. It has an output in the form of a serial interface, an analog signal or generates an impulse whose duration is proportional to the measured distance. Pololu 723

The module with a methane concentration sensor (MQ-4) in the range up to 10,000 ppm, has an analogue output and an output triggered by exceeding the threshold of sensitivity.