Top 20 Best Selling Combination Gas & Carbon Monoxide Detectors Fire Safety (2019)




Smoke Heat Detectors - Fire Prevention/Detection Detector Type: Carbon Monoxide & Explosive Gas Alarm Mount Type: 3-Way Power Source: 120VAC Plug-in w/9V Battery Backup Battery Type: 9 Volt ... more info

Universal Security Instruments MICN109 3-in-1 Smoke, Carbon Monoxide and Natural Gas Alarm is a perfect for new or replacement Installations. This 120-Volt AC/DC Hardwired Combination alarm Protects against smoke & fire, carbon monoxide & natural gas. Mic ... more info


Carbon monoxide (CO) is the leading cause of accidental poisoning deaths in America, yet many people don't know they are suffering from CO poisoning until its too late. Since symptoms of CO poisoning are like the flu, you might not even know you're in dan ... more info


Universal Security Instruments MCND401B M Series Plug-In Carbon Monoxide and Natural Gas Alarm with 9-Volt Battery Backup offers Single Installation and Double Protection. This compact plug-in alarm is perfect for new or replacement installations. Dual se ... more info



White 12-Volt Flush Mount 6 inch x 1.875 inch x 1.25 inch 30-442 6 inch x 2.875 inch x 1.25 inch, features, UL listed for recreational vehicle use. Meets RVIA requirements test and reset button mutes alarm during ventilation. Tests all alarm functions in ... more info

Universal Security Instruments MCN108 2-in-1 Carbon Monoxide and Natural Gas Alarm is perfect for new or replacement installations. This 120-volt AC/DC hardwired combination carbon monoxide plus natural gas alarm is interconnect able with up to 24 compati ... more info



Universal Security Instruments MCN400B M Series Plug-In Carbon Monoxide and Natural Gas Alarm with 9-Volt Battery Backup offers Single Installation and Double Protection. This compact plug-in alarm is perfect for new or replacement installations. Dual sen ... more info

SAFE-T-ALERT 30 SERIES CLASSIC LP GAS DETECTORS - Features include: Intel check Circuit eliminates false alarms caused from momentary exposure to LP Gas, aerosol cleaners, hair spray and other flammable gases. Long life, self-cleaning sensor. Micro circui ... more info



The BW Technologies XT-XWHM-Y-NA GasAlertMax XT II 4-gas detector with pump is a handheld, four-gas detector that uses an electrochemical cell sensor to monitor ambient H2S and carbon monoxide (CO), a capillary pore fuel cell to measure oxygen levels, an ... more info


ALTAIR 4X MULTIGAS DETECTOR LEL O2 CO H2S Less calibration gas requiredResponse and clear times less than 15 secondsEnd-of-sensor-life warning allows for planned sensor replacement reducing down timeGalaxy? System-compatible for powerful calibration and f ... more info


Features: This detector is built-in high quality gas sensor. Its micro processor and precision temperature sensor could make up the gas components' drifting smartly. It works normal in various environment, widely used in hotel, apartment, house, garage, ... more info

Hydrogen Sulfide Inspector Industrial - Intrinsically Safe Hydrogen Sulfide Detector/Monitor with High Quality H2S Sensor Certified Intrinsically Safe to UL913 for Class I & II explosive hazardous industrial environments. Monitor H2S in explosive enviro ... more info




Single Gas Detector, Detects Hydrogen Sulfide, Sensor Range 0 to 100 ppm, Housing Color Orange, Resolution 0.1 ppm, Operating Temp. Range -40 Degrees C to +50 Degrees C (-40 Degrees F to +122 Degrees F), Alarm Setting Low 35 ppm, High 200 ppm, Alarm Type ... more info

Features: Size: 32mm X22mm X30mm length * width * height The main chip: LM393, MQ135 gas sensing probe Operating voltage: DC 5V Signal output indicator instructions; Dual signal output (analog output, and TTL level output); TT ... more info


Black 12V Propane Alarm and CO Alarm Mounts Flush with Your RV Wall Rep lace a single propane alarm and a single c arbon monoxide monitor with one unit that detects both deadly gases. Made in USA RV product 70-742 BLK is a 12 Volt recreational vehicle com ... more info


Carbon Monoxide & Explosive Gas Nighthawk Alarm, Protects From 2 Deadly Threats, Detects Carbon Monoxide, Natural Gas Methane & Propane Butane, AC Plug With Hide A Way Cord Allows Direct Or Remote Plug In, Battery Backup, Provides Digital Readout Of Carbo ... more info



A smart gas alarm, linked up to your alarm system. Multiple gas sensors are also supported. The gas sensors will not only sound the alarm (including a built in 75dB speaker) if gas is detected but also notify you on your phone if a leak occurs while you a ... more info

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