SEN-13314

Compact current sensor Pololu 5315 based on the CT433-HSWF70MR, designed for measuring currents up to ±70 A at a 3.3 V supply in applications requiring galvanic isolation and analog voltage output. Pololu 5315

This V2 Rotation Sensor  is arduino compatible multi-ring rotation sensor. It is based on multi-turn precision potentiometer. It can rotate upto 10 laps. DFR0058

Temperature and humidity sensor adapted to work with Sonoff TH10 / TH16

Compact current measurement module using the Allegro ACS37100LMATR-025B3 TMR sensor with a galvanically isolated current path. It enables bidirectional current measurement in the ±25 A range, offering measurement bandwidth up to 10 MHz and a short response time of approximately 50 ns. Pololu 5476

SEN-12969

The ACS71240 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 120 kHz) and low conduction resistance (0.6 mΩ), it minimizes energy loss and offers a fast response time of less than 5 µs. Pololu 5246

BMI270 3-axis accelerometer and gyroscope module. The chip is a low-power IMU optimised for wearables, providing precise acceleration measurement, angular velocity measurement and motion-triggered interrupt functions. Equipped with a Qwiic connector, it communicates via an I2C interface. SparkFun SEN-22397

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

A high-precision 12-bit magnetic encoder that provides accurate angle measurement from 0 to 360°. It supports I2C and PWM interfaces for easy integration with microcontrollers and control systems. Powered by 5V and featuring 1024-bit analog resolution, it\'s ideal for projects requiring smooth and stable operation. Makerbase MKS AS5600

Module with 1 QTRX type optocoupler with analog 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 4441

Module with 6 QTRX type optocoupler with analog output. The module operates from 2.9 V to 5.5 V, detects objects at a distance of up to 40 mm. The sensor will be used in projects that require detection of changes in the ground, e.g. in linefollower robots. Pololu 4406

An IMU module that adds a full 9-axis sensor suite to Feather boards for motion and orientation measurement. It combines an accelerometer, gyroscope, and magnetometer, providing stable and accurate data ideal for robotics, stabilization, wearables, and 3D motion analysis. The module communicates via I2C and features a STEMMA QT port for easy integration and solderless connection of additional sensors. Adafruit 4565

LWIR thermal imaging module with a 160x120 pixel matrix and integrated automatic image correction. The device provides precise temperature measurement at each pixel and video output in 14-bit, 8-bit AGC, or 24-bit RGB formats. The module features high thermal sensitivity, low power consumption, and a small footprint, making it ideal for drones, robots, and portable surveillance systems. FLIR Lepton 3.5

Reflectance sensor module with a single QTRX sensor and RC output, designed for detecting differences in surface reflectivity. Supply voltage 2.9–5.5V, low current consumption, version with side-entry JST-SH connector. Pololu 4340

A precision barometric pressure and temperature sensor designed for advanced environmental measurement and altitude applications. It offers ultra-low noise, detecting elevation changes of approximately 1 cm, and high-accuracy pressure and temperature measurements. It supports I2C and SPI interfaces, providing flexible integration with a variety of microcontrollers. Adafruit 6413

A precision reflective sensor utilizing an IR diode and a phototransistor to measure light reflected from a surface. It offers an analog voltage output proportional to the reflected light and an optimal measurement range of 10 mm. Its low power consumption and compact size make it ideal for line-follower robots, edge detection systems, and educational projects. Pololu 4440

A digital gas and air quality sensor that measures eCO2, TVOC, and the AQI air quality index. The device utilizes metal-oxide technology with four sensor sections and an embedded microcontroller, simplifying operation and integration with Arduino, Raspberry Pi, and CircuitPython platforms. The sensor supports I2C and SPI interfaces, as well as temperature and humidity compensation using an external sensor. The compact design and STEMMA QT/Qwiic standard allow for easy integration into projects. Adafruit 6431

Module with a smoke concentration sensor made in MEMS technology. It allows gas detection in the range of 10 to 1000 ppm and has an analog output. DFRobot SEN0570

BMI270 3-axis accelerometer and gyroscope module. The chip is a low-power IMU optimised for wearables, providing precise acceleration measurement, angular velocity measurement and motion-triggered interrupt functions. Equipped with a Qwiic connector, it communicates via an I2C interface. SparkFun SEN-22398