







6-Year Battery-Powered Natural Gas Alarm
North Carolina residents get a 30% discount at checkout with special code: "NC"
Description
Protection from Natural Gas disasters starts with Denova Detect Natural Gas Alarms. This alarm features up to 6-years of battery life, eliminating the expense of electricity and nuisance of annual battery replacement with reliable protection even in the event of a power outage.
Easy Mount System – No bracket Required! Allows for installation close to the ceiling (where natural gas is more accurately detected, as natural gas is lighter than air and rises towards the ceiling) without the need for a cosmetically displeasing cord.
Simple LED Indicators with color to indicate Signal Power, Alarm and Trouble
Self-Testing to ensure continuous functionality
Accurate Detection with 10% LEL gas alarm threshold alerts you to emergencies much sooner -- with 11 minutes more alert time on average than a 25% LEL gas alarm threshold, validated by Fire & Risk Alliance
Virtually Eliminates Nuisance Alarms caused by harsh household chemicals, such as laundry detergent, disinfectant spray, aerosol hairspray, furniture polish, etc. validated by GTI testing.
Smart Technology with Micro-Electro Mechanical System (MEMS) sensor technology provides accurate and faster Methane gas detection than other sensors. Includes internal self-diagnostics. No calibration needed
Voice alerts with 85 db alarm horn with warnings in both English and Spanish
ONE ALARM PER HOME MAY NOT BE ENOUGH PROTECTION.
PURCHASE A DENOVA DETECT NATURAL GAS ALARM FOR EVERY ROOM WHERE NATURAL GAS IS PRESENT.
Home Safety Starts With You
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DeNova Detect: The smartest battery-powered Natural Gas Alarm for your home.
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Contact Us For Smarter Gas Leak Safety
Contact UsWest Reading Receives Free Natural Gas Alarms
See how New Cosmos $25,000 natural gas alarm donation helped support the community in West Reading, Pennsylvania after a major gas explosion. Installing Natural Gas Alarms are a vital step to prevent natural gas tragedies and loss of life as they alert residents of potential emergencies.
Learn MoreAbout DeNova Detect
Since 1964, New Cosmos Electric Continues To Be The World-Leader In Residential Gas Explosion Prevention.
OUR MISSION.
For over 60 years, we have been protecting people and property with innovative gas safety products. Our products create safe and secure spaces with the most advanced sensor technology possible. We adhere to the highest safety standards while offering the best value to our customers.
WHAT WE DO.
Our desire to design safe and comfortable environments always has and always will be at the core of who we are and what we do. We are currently the leading supplier of residential methane detectors in the global market with sales of over 70 million gas alarms.
WHY CHOOSE US.
We have developed and perfected a wide variety of products featuring our world-class gas sensor technology that include residential and industrial gas alarms, portable gas detectors, and odor sensors.

Established in 1960 and headquartered in Osaka, Japan, New Cosmos Electric has revolutionized the natural gas industry by providing reliable solutions and unmatched innovation. New Cosmos Electric is the global leader in gas sensor production and development. Our innovative product line and six decade history of success is a reflection of our commitment to our customers to always remain one step ahead.
New Cosmos Electric is the world leader in gas sensor production capacity and development. Our Micro-Electro Mechanical Systems (MEMS) technology has been implemented in gas sensors for a proven and substantial reduction in size and power consumption, allowing for the successful development of battery-powered Natural Gas Alarms.
We offer one of the earliest natural gas detection available in the US market (10% LEL) and our products significantly improve safety in residential and commercial settings. Our unique hot-wire semiconductor sensors offer high sensitivity for best-in-class gas detection. We strive to continually provide the highest value in life-saving technology by continuously optimizing our gas sensor technology.
New Cosmos Electric www.newcosmos-global.com/ formed a wholly owned subsidiary - New Cosmos USA, INC. in 2018. New Cosmos USA is headquartered in Chicago and has developed the DeNova Detect brand to provide gas alarms to some of the largest utility companies in the U.S. today. Our global team remains committed to deliver cutting-edge safety solutions to our customers in order to detect and protect what matters most.