modMAG3110 - module with MAG311 magnetometer

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

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

HMC5883L digital electronic compass 3-axis magnetoresistive sensor module with level converter, RoHS

Pololu - 2737

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 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

Module with a 3-axis magnetic field sensor MMC5603. Equipped with a STEMMA QT connector, it communicates via the I2C interface. Adafruit 5579

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

Module with a 3-axis magnetometer BMM150. The board is equipped with a Grove connector and communicates via the I2C interface. Seeed Studio 101020492

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

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

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

Module with TLV493D 3-axis magnetic field sensor. Equipped with a STEMMA QT connector, it communicates via the I2C interface. Adafruit 4366

The Zeenko near-field probe set based on a 4-layer PCB enables precise detection of EMI sources in electronic circuits. When used with spectrum analyzers such as tinySA ULTRA, it provides effective electromagnetic diagnostics without the need for external amplifiers. An ideal solution for analyzing and eliminating interference in electronic systems.

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

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