Pololu 5242 with the ACS71240KEXBLT-050B3 chip is a compact current sensor module for precision measurement applications in the ±50 A range. With galvanic isolation, fast response to current changes, and short-circuit detection capability, it is used in power systems, automotive and industrial electronics, and embedded projects. It is ideal for measuring currents in both DC and AC circuits while ensuring safety and accuracy.

Compact current sensor Pololu 5313 based on the CT433-HSWF50MR, designed for measuring currents up to ±50A at 3.3V supply in applications requiring galvanic isolation and analog voltage output. Pololu 5313

Compact current sensor Pololu 5311 based on the CT433-HSWF30MR, designed for measuring currents up to ±30A at 3.3V supply in applications requiring galvanic isolation and analog voltage output. Pololu 5311

Compact current sensor Pololu 5300 based on the CT432-HSWF20MR, designed for current measurement in the range from -20A to +20A at 5V supply in applications requiring galvanic isolation and analog voltage output. Pololu 5300

Compact Pololu 5292 current sensor based on the ACS37220 IC, designed for measuring currents up to ±100 A at a 5 V supply voltage in applications requiring galvanic isolation and an analog output. Pololu 5292

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 5291

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

Pololu 5278 Large Carrier current sensor based on the ACS72981KLRATR-150B5 chip, designed for bidirectional current measurement from -150 A to +150 A with 5 V supply voltage in applications requiring galvanic isolation and an analog output signal. Pololu 5278

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 5272

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 5263

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 5262

Precise Hall effect sensor that converts magnetic field intensity into analog voltage. Differential response to magnetic poles (voltage increases when approaching S pole and decreases at N pole) enables precise analysis of field direction and strength. High sensitivity, low noise and compatibility with platforms such as Arduino and micro:bit make the sensor ideal for industrial, educational and hobby applications. DFRobot DFR1132

A miniature lidar distance sensor that detects objects up to 100 cm away, regardless of color, transparency, or lighting. It generates a digital signal (0 V on detection), operates in the 3-5.5 V range, draws only 30 mA, and supports sleep mode via the ENABLE pin. Ideal for robotics, automation, and contactless interfaces, it offers a fast response time (100 Hz), switching hysteresis, and a compact housing with an indicator LED. Pololu 5483

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 5258

A modern current sensor with a measurement range of -40 A to +40 A, combining the Hall effect with an inductor, allows for precise measurements of both DC and AC components up to 5 MHz. Its lightning-fast response time and low path resistance make it ideal for motor control systems, power converters, and protection systems. Pololu 5234

APDS9999 sensor module enabling measurement of light intensity (lux), RGB color, and infrared proximity detection. Communication via the I2C interface, while STEMMA QT / Qwiic connectors allow quick integration with prototyping systems. Adafruit 6461

An environmental sensor based on the BME688 sensor, enabling simultaneous measurement of temperature, humidity, atmospheric pressure, and air quality. The device detects volatile organic compounds and calculates CO₂ equivalent and IAQ, allowing for accurate monitoring of indoor conditions. Communication via an I2C interface ensures easy integration with microcontrollers and platforms such as Arduino and UIFlow. M5Stack U169

Module with L3G4200D (3-axis gyroscope with digital output)

A compact FIR temperature sensor enabling high-precision, non-contact measurement of objects. The medical version offers an accuracy of ±0.2°C over a range of 35 to 42°C, and in extended mode, it measures temperatures from -20°C to 100°C. The sensor communicates via I2C and is mounted on a STEMMA QT board with an integrated voltage regulator for easy integration with 3V and 5V microcontrollers. Adafruit 6403

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