Crowcon manufactures a complete range of gas detection solutions including portable, fixed, sampling systems, HVAC and combustion instrumentation and analyzers. We focus on gas detection, understanding the current and future markets, in order to protect people and the environment from gas hazards.
Portable and fixed gas detection instruments
Some dangers you can see. When you can’t, there’s Crowcon. The new era of portable safety is now.
The new FM certification strengthens XgardIQ’s position in North America and other hazardous industrial markets using US & Canadian engineering standards.
International design experts recognise DuoIQ for excellence in innovation, usability and industrial design.
Modular ecosystem delivers uncompromised safety, efficiency, and compliance across high-risk industries.
The UL 1203 certification verifies the device’s explosion-proof construction, making it suitable for use in Class I and II Division 1 hazardous areas.
Crowcon’s DetectiveIQ has been named a winner in the 2026 Occupational Health & Safety New Product of the Year Awards.
XgardIQ is an intelligent and versatile fixed detector and transmitter. Its remote sensor and universal transmitter means you have access to Crowcon’s full range of sensor technologies and improved detection. With its sensor range selection capabilities it means users can set the full-scale range of the sensor according to specific location requirements.
IR Plus is an infrared (IR) hydrocarbon detector that uses dual IR waveband technology. Designed to ensure safety in the heavy industrial sector, IR Plus provides real-time, fail-safe detection of methane, propane, and more. With over 50 years of expertise, Crowcon has engineered IR Plus to deliver unmatched stability, durability, and speed, even in the harshest environments. Its intelligent heater optics and STAY-CLIR hydrophobic reflectors resist dust, moisture, and corrosive chemicals, eliminating false alarms and downtime.
UnoIQ is a rugged, reliable and compact single-gas detector, built to perform even in the toughest environments. With a long-lasting rechargeable battery, modular sensor technology, and seamless connectivity to Crowcon Connect via Bluetooth®, UnoIQ simplifies asset management while maximising safety and compliance.
DuoIQ is an award-winning compact, dual-gas monitor designed to provide workers with versatile, reliable protection against multiple hazards. Built with a long-lasting rechargeable battery life and every major sensor technology, DuoIQ provides safety in environments where detecting two gases is critical but equipment size and cost need to be optimised.
DetectiveIQ is designed to meet the demands of today’s dynamic and temporary worksites, including turnaround/shutdown procedures, hot work maintenance, confined space entry, and hazardous environments where fixed detectors are impractical. With an industry-leading battery life, real-time gas detection for up to 7 gases, and a robust design, DetectiveIQ provides continuous protection for your workforce. Seamlessly integrated into Crowcon’s portable ecosystem, it provides a complete safety solution that enhances compliance and operational efficiency.
IQhub is the all-in-one solution for seamlessly managing your portable gas detectors. Easily calibrate, bump test, and charge your devices in one place – ensuring compliance and peak performance. With its industry-first tubeless design, IQhub simplifies servicing and enhances testing accuracy across all gases, including notoriously “sticky” ones like H2S. Just plug it in, and it’s ready to go, with automatic compliance tracking via Crowcon Connect.