Top Combination Gas and Carbon Monoxide Detectors

The best Combination Gas & Carbon Monoxide Detectors includes Kidde Gas and Carbon Monoxide Alarm (Model), Hembisen Gas & Carbon Monoxide Detector (3 Pack), AOTIQUAL Gas and CO Detector [Battery-Powered] and many others as mentioned below.

1

Kidde Gas and Carbon Monoxide Alarm (Model)

  • Easy plug-in installation for immediate use.
  • 9-volt battery backup for power outages.
  • Digital LED display indicates gas levels.
  • 85-decibel alarm alerts to gas threats.
  • Peak Level Memory logs carbon monoxide incidents.
  • Compatible with propane, natural, and explosive gases.
  • Compact design fits standard wall outlets.
  • Average Rating out of 5:
  • Price Range: $62.59
  • Size: ‎6.1”L x 3.8”W x 1.8”H
2

Hembisen Gas & Carbon Monoxide Detector (3 Pack)

  • 2-in-1 gas and carbon monoxide detection
  • Fast response with reliable electrochemical sensor
  • 85dB alarm for immediate alerts
  • Digital display shows gas levels clearly
  • Backup power for uninterrupted operation
  • Easy plug-and-play installation
  • Detects multiple combustible gases effectively
  • Average Rating out of 5:
  • Price Range: $64.79
3

AOTIQUAL Gas and CO Detector [Battery-Powered]

  • Detects natural gas and carbon monoxide effectively.
  • Battery-powered for convenient placement anywhere.
  • LED display shows real-time gas levels.
  • Audible alerts for immediate danger notification.
  • Fast detection within 10 seconds of leaks.
  • Ideal for home, RV, kitchen, and apartments.
  • Complies with UL1484 and UL2034 standards.
  • Average Rating out of 5:
  • Price Range: $69.99
  • Material: ABS
4

AOTIQUAL Carbon Monoxide & Gas Detector

  • 24/7 dual-threat monitoring for safety assurance.
  • Digital LCD for real-time hazard tracking.
  • Loud voice alerts for immediate danger warnings.
  • Flame-retardant design ensures durability and safety.
  • UL-certified for trusted safety compliance.
  • Easy plug-in setup—no batteries required.
  • Protects families and pets from silent threats.
  • Average Rating out of 5:
  • Price Range: $23.99
5

Kidde Hardwired Smoke and CO Detector [30CUAR]

  • Monitors smoke and carbon monoxide simultaneously.
  • Interconnected alarms for whole-home awareness.
  • Clear LED indicators for visual alerts.
  • Reduces nuisance alarms from cooking.
  • Easy to install and hardwired for reliability.
  • Backup AA battery for power outages.
  • Comprehensive safety for your family.
  • Price Range: $63.95
6

General Tools Gas Leak Detector (#NGD269)

  • Detects methane, propane, hydrogen, and combustible gases.
  • Backlit LCD screen for clear, easy readings.
  • Digital bar graph shows gas concentration visually.
  • Loud audible alarm identifies leak locations quickly.
  • 13-inch flexible probe for tight spaces access.
  • Fast warmup and response time for efficiency.
  • Hard carrying case ensures easy storage and portability.
  • Price Range: $269.99
  • Color: Gray
7

Issiot 4-in-1 CO and Gas Detector

  • 4-in-1 carbon monoxide and gas detection.
  • Wireless and battery-operated for convenience.
  • Fast detection with MEMS sensor technology.
  • Dual sound and light alarm system.
  • Easy installation; no wires or plugs required.
  • Real-time temperature and humidity monitoring.
  • Compact design for home, kitchen, or bedroom.
  • Average Rating out of 5:
  • Price Range: $78.99
8

XLA Alert 4-in-1 Gas & CO Detector

  • 4-in-1 gas and CO detection capabilities.
  • Plug-in design for easy installation.
  • Monitors temperature and humidity levels.
  • Audible and visual alarms for safety.
  • High sensitivity electrochemical sensor technology.
  • Suitable for various gas types.
  • 180 days satisfaction guarantee and support.
  • Average Rating out of 5:
  • Price Range: $35.99
  • Material: ABS
9

MOESAPU 2-in-1 Gas & CO Detector

  • 2-in-1 gas and CO detector for safety.
  • Detects explosive gases and carbon monoxide threats.
  • Plug-in design for easy installation and use.
  • 100cm power cord for convenient placement.
  • Suitable for homes, restaurants, and garages.
  • Indicator light and alarm for immediate alerts.
  • Quality assurance with professional testing.
  • Average Rating out of 5:
  • Price Range: $21.80
10

DAB-TEK Plug-in Carbon Monoxide Detector

  • Plug-and-play design for easy installation.
  • Perfect travel companion for hotels and RVs.
  • Electrochemical sensor for accurate CO detection.
  • Test button ensures reliable functionality.
  • LED lights indicate CO safety levels.
  • Modern aesthetic fits any home decor.
  • Compatible with US, Canada, and Mexico plugs.
  • Average Rating out of 5:
  • Price Range: 0
11

Gedsffati 4-in-1 Carbon Monoxide & Gas Detector

  • 4-in-1 detector for comprehensive gas safety.
  • Plug-in design for easy installation anywhere.
  • Clear 2.1'' HD screen displays vital information.
  • Real-time monitoring of CO, gas, temperature, humidity.
  • 85 dB alarm alerts for dangerous gas levels.
  • Portable and lightweight for indoor use.
  • Compatible with standard US AC outlets.
  • Average Rating out of 5:
  • Price Range: 0
  • Size: ‎Gas+CO+Temp+Humidity
  • Material: ABS
12

DeNova Detect Gas & CO Alarm [10-Year]

  • 10-year battery life for long-lasting protection.
  • Detects natural gas and carbon monoxide hazards.
  • Voice alerts in English and Spanish included.
  • Low 10% LEL threshold for early detection.
  • Easy wall mounting within 12 inches of ceiling.
  • Self-diagnostics ensure functional internal systems.
  • ETL listed for safety and reliability standards.
  • Price Range: 0
13

X-Sense Smoke and CO Detector [XP0A-MR31]

  • Combination smoke and CO detector in one unit.
  • Voice alerts identify danger and location clearly.
  • App notifications for instant danger alerts.
  • Interconnected devices ensure all alarms sound.
  • Optional monitoring service for quick emergency response.
  • Compact design saves space and time.
  • Share alerts with up to 12 family members.
  • Price Range: 0
14

MSA ALTAIR 4X Multi-Gas Detector (10107602)

  • Measures LEL, O2, CO, and H2S gases.
  • Two-tox CO/H2S sensor eliminates cross-channel interference.
  • Durable, withstands 20-foot drops.
  • IP67 rated for water and dust resistance.
  • Man-down alarm and user-activated alert features.
  • MSA XCell sensors ensure reliable gas detection.
  • Includes a 3-year warranty for peace of mind.
  • Average Rating out of 5:
  • Price Range: $897.75
  • Color: Black
15

Generic 4 Gas Detector (H2S, CO, LEL, O2)

  • IP65 rated for dust and water resistance.
  • Detects H2S, CO, LEL, and O2 gases.
  • High-precision ADC chip for accurate readings.
  • Adjustable audio, visual, and vibration alarms.
  • Easy-to-read display for quick monitoring.
  • Stainless steel clip for convenient carrying.
  • Two-year warranty with customer support available.
  • Average Rating out of 5:
  • Price Range: $95.99
16

Mucco Carbon Monoxide and Gas Detectors (2-Pack)

  • High-quality sensor for accurate gas detection.
  • Audible alarm and visual gas concentration display.
  • Detects various flammable gases effectively and safely.
  • Multiple protection features ensure family safety.
  • Easy plug-and-play installation for convenience.
  • Warm-up time of about 3 minutes.
  • Compact design fits any home environment.
  • Average Rating out of 5:
  • Price Range: $39.99
  • Material: Plastics
17

FLUNGSKY 2-in-1 Gas & CO Detector

  • 2-in-1 gas and CO detector for safety.
  • Dual sensors for fast and accurate alerts.
  • Detects multiple gases including propane and methane.
  • Loud alarm and flashing light for emergencies.
  • Energy-efficient, low power consumption design.
  • Ideal for homes, offices, and RVs.
  • 1-year warranty for peace of mind.
  • Average Rating out of 5:
  • Price Range: $27.19
  • Material: ABS
18

Gedsffati 4-in-1 CO & Gas Detector

  • 4-in-1 CO and gas detection capability.
  • Plug-in design for easy installation anywhere.
  • 2.1" HD screen for clear data display.
  • Real-time monitoring of gas levels.
  • 85 dB alarm for immediate alerts.
  • Portable design for versatile indoor use.
  • Safety features for family protection.
  • Average Rating out of 5:
  • Price Range: 0
  • Color: 4in1 Orange
  • Material: ABS
19

CHENGHEM 4-in-1 Gas & CO Detector (3 Pack)

  • 4-in-1 gas and CO detector for safety.
  • High-quality sensors for accurate leak detection.
  • Plug-and-play design for easy installation.
  • 85dB alarm for immediate hazard notification.
  • Digital LCD display for gas concentration levels.
  • Temperature and humidity monitoring included.
  • 90-day unconditional return and exchange policy.
  • Average Rating out of 5:
  • Price Range: $80.79
  • Material: ABS
20

ACEIRMC 9pcs Gas Sensor Module Kit

  • Includes 9 gas sensor modules for diverse applications.
  • Compatible with Arduino and Raspberry Pi platforms.
  • High sensitivity to various harmful gases present.
  • Dual signal output: analog and TTL for versatility.
  • Quick response and recovery for real-time monitoring.
  • Robust design for reliable gas detection performance.
  • Ideal for hobbyists and educational projects.
  • Average Rating out of 5:
  • Price Range: $10.99
  • Color: 9PCS/Lot
  • Material: copper
21

LINLIJIA MQ-7 Methane Gas Sensor Module

  • MQ-7 sensor detects methane and carbon monoxide.
  • DO switch provides TTL output for easy integration.
  • Analog output varies with gas concentration levels.
  • High sensitivity ensures accurate gas detection.
  • Four screw holes for convenient mounting options.
  • Ideal for DIY projects and starter kits.
  • Robust design for reliable long-term use.
  • Price Range: 0
22

Gedsffati 4-in-1 Carbon Monoxide & Gas Detector

  • 4-in-1 gas and CO detection technology.
  • Plug-in design for easy installation.
  • 2.1'' HD screen for clear data display.
  • Real-time monitoring of gas levels.
  • 85 dB alarm for safety alerts.
  • Portable and lightweight for convenience.
  • Compatible with standard US outlets.
  • Price Range: 0
  • Size: ‎Gas+CO+Temp+Humidity
  • Material: ABS
23

MSA Oxygen (O2) Sensor Replacement [10046946]

  • Compatible with Solaris Multigas Detectors.
  • Rugged construction with rubberized armor.
  • IP65 rated for dust and liquid protection.
  • Triple alarm system for enhanced safety.
  • High-intensity LED visual alarms visible from all angles.
  • Rechargeable lithium-ion battery lasts 14+ hours.
  • Simple one-button calibration for easy maintenance.
  • Average Rating out of 5:
  • Price Range: $430.31
24

Gedsffati 4-in-1 CO & Gas Detector (2-Pack)

  • 4-in-1 detector for CO and combustible gases.
  • Plug-in design for easy installation anywhere.
  • 2.1'' HD screen displays real-time data.
  • 85 dB alarm for immediate danger alerts.
  • Accurate temperature and humidity monitoring.
  • Compatible with standard US AC outlets.
  • Independent sensors ensure reliable safety detection.
  • Price Range: $64.99
  • Color: 4in1 White-2PACK
  • Material: ABS
25

Awatin Battery-Powered CO Detector (H-212)

  • Battery-powered for convenient installation anywhere.
  • Power-saving design extends battery life effectively.
  • Advanced electrochemical sensor for accurate detection.
  • 85dB alarm alerts you to danger immediately.
  • Red LED flashes during hazardous CO levels.
  • Suitable for homes, kitchens, and offices.
  • Complies with safety standards for peace of mind.
  • Average Rating out of 5:
  • Price Range: 0
  • Material: ABS
26

YHYWJHY BH-90A Portable Ethylene Gas Detector

  • Portable design for easy transportation and use.
  • Accurate ethylene detection from 0-100% LEL.
  • Digital LCD displays time and gas concentration.
  • Alarm indication via LED, sound, and vibration.
  • Wide operating temperature range for various conditions.
  • USB rechargeable for convenient power management.
  • Ideal for industrial and laboratory gas monitoring.
  • Price Range: $129.99
  • Size: ‎One Size
27

QANYEGN CO2 and Air Quality Monitor

  • Advanced CO2 detector with TVOC sensor.
  • Real-time monitoring for precise air quality results.
  • Flashing warning lights for high CO2 levels.
  • Easy-to-read intelligent color display.
  • Audible alarm for critical air quality alerts.
  • Portable design for various settings and locations.
  • Perfect gift for health and awareness promotion.
  • Price Range: $17.69
  • Material: Material
28

HFCCYBGS Portable CO2 and Air Quality Meter

  • High accuracy CO2 and air quality measurement.
  • Large LCD display for easy reading.
  • Switchable temperature units: ℃ and ℉.
  • Alarm sound option for alerts.
  • Environmental quality judgment function for convenience.
  • Built-in 1800mAh lithium battery for portability.
  • USB charging for easy power management.
  • Price Range: $100.00