STEMMA QT TLV493D Triple-Axis Magnetometer - module with a 3-axis magnetometer TLV493D

PmodCMPS2 is a module with a digital magnetometer based on the Memsic MMC34160PJ system. It has a resolution of 0.5 mG (within ± 16) and accuracy up to 1 °. For communication with the module, an I2C interface is provided on the 6-pin Pmod connector. Digilent 410-355

Module with a 3-axis MMC5983MA mega-meter. Equipped with a Qwiic connector, it communicates via the I2C interface. SparkFun SEN-19921

Module with a 3-axis magnetometer based on the BMM150 chip. It communicates via an I2C or SPI interface. Waveshare BMM150 3-Axis Magnetometer Sensor

A module with a 3-axis magnetometer based on the BMM150 chip. It communicates via an I2C interface. DFRobot SEN0529

The GY‑271 module with HMC5883L sensor is a precise digital compass offering three-axis magnetic field measurement, I²C communication, and 3 V–5 V operation. Suitable for robotics, navigation, and embedded systems requiring low power consumption and a compact form factor. GY‑271

Complete kit for building a gradiometer, including two FG-3+ magnetometer sensors, a PCB board, Android-enabled software, and a mobile app. The kit allows for easy assembly and quick start-up of the device, which will immediately start displaying readings on the LCD after connection. Additional accessories, such as sensor holders, sensor tuning pipes, and a housing, provide convenience, safety, and precise adjustment of the device to use. SparkFun WIG-25530

Advanced electronic compass module that precisely calculates direction to within a few degrees, and its tilt compensation allows operation in difficult environmental conditions. The module is easy to use and allows to obtain measurement data via I2C interface at 5 Hz. SparkFun SEN-12916

Module with a 3-axis magnetic field sensor LIS3MDL. Equipped with a STEMMA QT connector, it communicates via the I2C interface. Adafruit 4479

A small module with a 3-axis magnetometer based on the Melexis MLX90393 system. Its resolution is 0.161 μT. I2C or SPI interface is used for communication. The I2C interface has been derived on connectors compatible with the Qwiic standard. SparkFun SEN-14571

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

Precise 3-axis compass based on FlipCore and TMR technology, offering magnetic field measurement in the range of ±2000μT without the need for calibration. With I3C support, sampling rate up to 400 Hz and Field Shock Recovery function, it is perfect for navigation systems, AR/VR, drones and autonomous vehicles. DFRobot SEN0619

A sensitive sensor of the magnetic field, operating in the range of ± 50 microtesels, which generates a rectangular signal proportional to the strength of the field, which facilitates its integration with microcontrollers. It is distinguished by high temperature stability and tenderness, which makes it ideal for precise magnetic field measurements in applications requiring reliability. Sparkfun Sen-25531

A module with a magnet sensor that allows you to detect the presence of an object emitting a magnetic field in the environment. The module is supplied with the voltage ranging from 3.3 V to 5 V and has a digital output. DFrobot DFR0033

Pololu - 2737

Module with a 3-axis magnetometer based on the MLX90393 system. It has a measuring range from ± 5mT to ± 50mT and a resolution of 0.161 µT. The I2C or SPI interface is used for communication. Adafruit 4022

KAmodMAG3110FC is a module with magnetic field sensor MAG3110FC from NXP. The sensor measures the magnetic field in the range of ±1000μT, with a resolution of 0.1μT. Communication with the sensor is realized via the I2C interface. The board is equipped with the Pmod I2C standard connector and the KAMAMI connector. Kamami KAmodMAG3110FC