Gas Detectors From 3M

3M's fixed and portable gas detectors are always application-driven and solution-oriented. Whether for a single application or multiple sites and areas, our durable gas monitoring solutions meet your unique industrial needs. We offer a broad range of gas detectors and controllers to satisfy most international certification standards such as ATEX, SIL (Safety Integrity Level), CSA, GOST and others.  Find the controllers, transmitters and accessories you need to effectively protect your people and your environment from hazardous gases.

Fixed and Portable Gas Monitoring System Products



Search controller models by input type, number of inputs and certification.

Fixed Transmitters


Search transmitters by input type, gases, combustible gases, explosive rating and certification.

Portable Detectors

See our line of Portable Gas Detectors


Sensors, Alarms, Power Supply Accessories

Find accessories, replacement sensors, alarms and power supplies for fixed gas detectors