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UL 2075 -The Importance of Compliance 

UL Standard for Safety for Gas and Vapor Detectors and Sensors 



Code and Regulatory Compliance

Product Quality and Reliability

Insurance and Underwriting Considerations

Peace of Mind

The UL 2075 standard for gas and vapor detectors is an essential guideline for developing and certifying detectors for gases and vapors, including carbon monoxide (CO) and nitrogen dioxide (NO2). This standard is especially relevant in gas-burning vehicle applications where the risk of CO and NO2 emissions is high. This paper outlines the significance of the UL 2075 standard for gas and vapor detectors in carbon monoxide and nitrogen dioxide monitoring in gas-burning vehicles.

What is UL 2075?
The UL 2075 standard outlines the requirements for gas and vapor detectors, including performance, construction, and testing. This standard provides a uniform set of guidelines that manufacturers of gas and vapor detectors must follow to obtain certification for their products. The standard also establishes a baseline for performance that ensures the detectors can detect hazardous levels of gases and vapors in a timely and accurate manner.

Importance of UL 2075
Gas-burning vehicles emit various gases, including carbon monoxide and nitrogen dioxide, which can harm human health. It is essential to monitor the presence of these gases in the cabin of gas-burning vehicles to prevent harm to passengers. The UL 2075 standard ensures that gas and vapor detectors used in gas-burning vehicles are reliable, accurate, and can detect the presence of harmful gases in a timely manner. This standard provides assurance to manufacturers, regulators, and consumers that the gas and vapor detectors used in gas-burning vehicles meet a uniform set of requirements.

Differences in “UL Listed”, “UL recognized” and “UL Approved?”
“UL Listed,” “UL Recognized,” and “UL Approved” are not the same, and they each represent different designations provided by Underwriters Laboratories (UL), a global safety certification organization. “UL Listed” and “UL Recognized” are official designations provided by UL, with specific meanings and criteria. “UL Approved” is not a standard term used by UL and is generally not recognized in the same way as “Listed” and “Recognized.” When choosing products or components for safety-critical applications, it’s important to look for the appropriate UL designation and verify the product’s certification status.

About Macurco Gas Detection

Macurco Inc. designs, develops, and manufactures a complete set of fixed and portable gas detection monitors to protect workers, responders, and the community. Macurco has over 50 years of proven gas detection experience in residential, commercial, and industrial gas monitoring. Macurco gas detection systems (HVAC, Fire & Security, AimSafety, and TracXP) are widely recognized by distributors and users for their high performance and consistent reliability.

Macurco is based in Sioux Falls, South Dakota. Learn more at

For more information about Macurco products, applications, or gases, please get in touch with Macurco at 877-367-7891 or email us at [email protected].

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