Gas detecting sensors

Enhance Gas Detection with Danfoss Gas Sensors

A comprehensive gas sensor portfolio for various applications

Discover the extensive range of gas sensors offered by Danfoss, meticulously designed to elevate gas detection across various industries. Our advanced gas sensors are specifically engineered to ensure compliance with environmental regulations and prioritize the safety of your systems.

Whether you operate in Food Retail, industrial refrigeration, HVAC systems, or other applications, our gas sensors provide reliable and efficient detection of a wide range of gases, including carbon dioxide and oxygen.

With our diverse and dependable gas sensor portfolio, you can enhance your gas detection capabilities. The DGS gas sensor series is perfectly suited for food retail applications, such as supermarkets, process refrigeration plants, and refrigerated storage and warehousing.

For HVAC and Commercial refrigeration, our next-generation refrigerant detectors offer improved combination of operational reliability, easy calibration, and maintenance efficiency. Additionally, our A2L and A3 refrigerant detection sensors, part of the DST G-series, feature a revolutionary inverted design for enhanced protection in harsh environments.

Advanced Gas detector Solutions for Enhanced Safety and Efficiency

By choosing Danfoss gas sensors, you benefit from continuous, real-time automatic monitoring and alarms, ensuring prompt response in case of gas leaks or hazardous situations. Our gas sensors can be used as stand-alone devices or seamlessly integrated into your existing systems. With our advanced technology, reliability, and compliance with regulatory standards, you can trust Danfoss to provide cost-effective and efficient gas detection solutions.

Optimize your gas detection capabilities with Danfoss gas sensors. Our state-of-the-art technology and commitment to safety will enhance the performance and reliability of your gas detection systems.

Features and benefits

Comprehensive Gas Detection: Our gas detector sensors are capable of detecting a wide range of different gases commonly used in food retail refrigeration, industrial refrigeration, and HVAC systems.
Versatile Applications: Whether you need gas detection for supermarkets, process refrigeration plants, refrigerated storage, warehousing, or other specialized areas, our various gas detector sensors can be mounted on new or existing systems.
Stand-alone or Integrated: Our gas sensors offer the flexibility to be used as stand-alone devices or seamlessly integrated into your existing systems.
Real-time Monitoring and Alarms: With continuous, real-time automatic monitoring, our gas sensors provide immediate response and trigger alarms to ensure prompt action in case of gas leaks or other hazardous situations.
Enhanced Reliability and Efficiency: Our gas detectors are built on a digital platform, offering improved operational reliability, easy calibration, and maintenance efficiency. This ensures cost-effectiveness and compliance with regulatory standards.
A2L and A3 Refrigerant Detection: Our DST G-series refrigerant detection sensors are specifically designed for HVAC and commercial refrigeration systems, featuring an innovative inverted design that protects the sensor in harsh environments. They support multiple A2L and A3 refrigerants and can be expanded to include additional refrigerants as per your requirements.

Documents

Documents
Type	Name	Language	Valid for	Updated	Download	File type
Brochure	DST G-series A2L refrigerant detection sensors brochure	Spanish, Castilian	Spain	11 Mar, 2025	1.0 MB	.pdf
Brochure	DST G-series A3 gas sensors brochure	English	Multiple	13 Feb, 2026	209.2 KB	.pdf
Brochure	DST G-series gas sensors brochure	English	Multiple	06 Feb, 2026	509.2 KB	.pdf
Brochure	DST GS-series gas sensors - the compact and resistant solution for gas detection	English	Multiple	12 Sep, 2025	995.2 KB	.pdf
Brochure	HGM-PGM Gas detector	English	Multiple	21 Oct, 2014	286.5 KB	.pdf

Software

Coolselector®2: We did complex — you do awesome

Coolselector®2 features unbiased calculations for the selection of refrigeration and air conditioning components based on the user’s requirements or based on standard operating conditions.

Coolselector®2

Products

Gas detection for commercial refrigeration

Designed specifically for food retail applications, including supermarkets, process refrigeration plants, and refrigerated storage and warehousing, these sensors offer exceptional performance and reliability. With the DGS gas sensor series, you can ensure the safety and efficiency of your commercial refrigeration systems through advanced gas detection capabilities.

Gas detection for industrial refrigeration

The next generation of gas detectors are specifically designed for industrial refrigeration. These gas detectors are built on a digital platform, providing multiple communication and integration options. By leveraging this advanced technology, we offer improved operational reliability, easy calibration, and maintenance efficiency. Our gas detectors are not only cost-effective but also ensure regulatory compliance, enhancing the safety and reliability of the gas monitors in your industrial refrigeration systems.

A3 refrigerant detection sensors

DST G290 A3 refrigerant gas sensor are developed to detect R290 (propane) refrigerant type, perfect for HVAC&R system builders, looking for performance and reliability for their A3 refrigerant compatible systems. These sensors meet the requirements of IEC and ATEX standards for HVAC equipment.

A2L refrigerant detection sensors

Danfoss presents the DST Gxxx efficient A2L refrigerant detection sensors, designed for HVAC and commercial refrigeration systems. These sensors feature a revolutionary inverted design that provides superior protection in harsh environments. With support for five different A2L refrigerants, our sensors offer reliable detection capabilities. Moreover, our products provide the flexibility to incorporate additional refrigerants based on your specific requirements, ensuring adaptability for evolving needs in HVAC and commercial refrigeration applications.