# HMC5883L 3-axis magnetometer sensor

> 3-axis magnetometer module, reference 22171, model GY-273, used for measuring magnetic field and building a digital compass in Arduino or microcontroller projects. Operates at 3-5VDC supply voltage, uses the QMC5883L chip and communicates via IIC interface. Dimensions: 18 x 13 mm, compact format suitable for applications with limited space.

- Page: https://sigmanortec.ro/en/hmc5883l-3-axis-magnetometer-sensor
- Price: 35.68 RON
- Availability: In stock; 1-2 zile
- Reference: 22171 · EAN: 5944971267893
- Category: Mechatronics and IoT > Sensors and Modules > Magnetic and Hall Sensors
- Package (shipping data): 0.002 kg
- Updated: 2026-09-23
- Shop: [Sigmanortec.ro](https://sigmanortec.ro/en/llms.txt)
- Prices: RON, VAT included; prices and stock as of 2026-10-22 03:25 (Europe/Bucharest)

## Description

3-axis magnetometer module for measuring the magnetic field and creating a digital compass in Arduino or microcontroller projects, operates at 3-5VDC, uses QMC5883L chip, communicates via IIC for quick integration, compact 18 x 13 mm format suitable for applications with limited space.
3-axis magnetic field sensor HMC5883L GY-273
Supply voltage: 3-5VDC
Chip: QMC5883L
Communication interface: IIC
Dimensions mm: 18 x13