GasDog Industrial & Home Gas Detector Buying Guide
Since 2013, GasDog has focused on designing, manufacturing, and supplying superior gas detection systems. Our aim is "Gas Detection is as Accurate as a Sniffer Dog's Nose." Explore GasDog's detection and monitoring products, including portable gas detectors, fixed gas detectors, and multi-gas detectors. We are committed to providing you with reliable and efficient gas safety solutions.

Industrial Portable, Fixed and Multi Gas Detector
Built-in pump for rapid gas suction, ensuring a fast response time
Clear LCD screen can display the monitored gas type and gas unit
ABS plastic makes the detector anti-slip, waterproof, dustproof, and explosion-proof
Handheld gas detector is manufactured with an advanced sensor and audible, visual and vibration alarms to provide precise measurement of combustible gases, VOC gases and
toxic gas detection.
Portable single gas monitors are capable of detecting Carbon Monoxide (CO), Carbon Dioxide (CO2), H2S, Hydrogen (H2), Oxygen (O2), Natural gas, Ammonia (NH3), Methane, Propane, Ozone, Chlorine, Nitrogen, Formaldehyde, and more.
The supplied yellow gas detector is used for a variety of purposes from personal monitoring to
confined space entry, reducing the risks and costs of using different gas detectors on site.
GD200 Portable Gas Detectors
Gas Type |
Measure Range |
Resolution |
Ammonia (NH3) |
0-10/20/50/100/200/500/1000/2000/5000ppm |
0.01ppm/0.1ppm/1ppm |
Benzene (C6H6) |
0-1/5/10/20/50/100/200/500/1000/2000/5000/10000ppm |
0.001ppm/0.01ppm/0.1ppm/1ppm |
Carbon Dioxide (CO2) |
0-1000/2000/5000/10000/20000/50000ppm, 0-10%/20%/30%/50%/100% VOL |
1ppm, 0.01% VOL |
Carbon Monoxide (CO) |
0-10/20/50/100/500/1000/2000ppm |
0.001ppm/0.01ppm/1ppm |
Chlorine (Cl2) |
0-5/10/20/50/100/200ppm |
0.001ppm/0.01ppm/0.1ppm |
Chlorine Dioxide (ClO2) |
0-1/5/10/20/50/100ppm |
0.001ppm/0.01ppm/0.1ppm |
Ethylene (C2H4) |
0-10/20/50/100/500/1000/2000ppm |
0.001ppm/0.01ppm/0.1ppm/1ppm |
Flammable |
0-100% LEL |
1% LEL |
Formaldehyde (CH2O) |
0-10/20/50/100/500/1000ppm |
0.01ppm/0.1ppm/1ppm |
Hydrocarbons (HC) |
0-100% LEL |
1% LEL |
Hydrogen (H2) |
0-10/20/100/500/1000/2000/3000/5000/10000/20000/40000ppm, 0-4% VOL |
0.001ppm/0.01ppm/0.1ppm/1ppm, 0.001% VOL |
Hydrogen Chloride (HCl) |
0-10/20/50/100/200/500/1000/2000ppm |
0.01ppm/0.1ppm/1ppm |
Hydrogen Cyanide (HCN) |
0-10/20/50/100ppm |
0.01ppm/0.1ppm |
Hydrogen Fluoride (HF) |
0-1/5/10/50ppm |
0.001ppm/0.01ppm |
Hydrogen Sulfide (H2S) |
0-5/10/20/50/100/200/500/1000/2000ppm |
0.001ppm/0.01ppm/0.1ppm/1ppm |
Methane (CH4) |
0-100% LEL, 0-50%/100% VOL |
1% LEL, 0.01%VOL |
Methyl Bromide (CH3Br) |
0-50/100/200/500/1000/2000/3000ppm |
0.1ppm/1ppm |
Nitric Oxide (NO) |
0-20/50/100/250/500/1000ppm |
0.01ppm/0.1ppm/1ppm |
Nitrogen (N2) |
0-99.99%/100% VOL |
0.01% VOL |
Nitrogen Dioxide (NO2) |
0-20/50/100/500/1000ppm |
0.01ppm/0.1ppm/1ppm |
Oxygen (O2) |
0-25%/30%/100% VOL |
0.01% VOL |
Ozone (O3) |
0-1/5/10/20/50/100/200/500/1000/2000ppm |
0.001ppm/0.01ppm/0.1ppm/1ppm |
Phosgene (COCl2) |
0-1/5/10ppm |
0.001ppm |
Phosphine (PH3) |
0-10/20/50/100/500/1000/2000/3000ppm |
0.01ppm/0.1ppm/1ppm |
Sulfur Dioxide (SO2) |
0-20/50/100/500/1000ppm |
0.01ppm/0.1ppm/1ppm |
Sulfur Hexafluoride (SF6) |
0-1000/2000/3000ppm |
1ppm |
Volatile Organic Compounds (VOC) |
0-1/5/10/20/100ppm |
0.01ppm/0.1ppm |
GD300 Fixed Gas Detectors
Gas Type |
Measure Range |
Resolution |
Ammonia (NH3) |
0-50/100/200/500/1000/2000/5000ppm |
0.01ppm/0.1ppm/1ppm |
Benzene (C6H6) |
0-1/10/50/100/200/1000/2000/5000/10000ppm |
0.001ppm/0.01ppm/0.1ppm/1ppm |
Carbon Dioxide (CO2) |
0-1000/2000/5000/9999ppm, 0-2/5/10/20/25/30/50/100%VOL |
0.1ppm/1ppm/0.001%VOL/0.01%VOL/0.1%VOL |
Carbon Monoxide (CO) |
0-10/20/50/100/500/1000/2000ppm |
0.01ppm/0.1ppm/1ppm |
Chlorine (Cl2) |
0-5/10/20/50/100ppm |
0.001ppm/0.01ppm/0.1ppm |
Chlorine Dioxide (ClO2) |
0-1/5/10/20/50/100ppm |
0.001ppm/0.01ppm/0.1ppm |
Combustible Gas (EX) |
0-100%LEL |
1%LEL |
Ethylene (C2H4) |
0-10/20/50/100/500/1000/2000ppm |
0.01ppm/0.1ppm/1ppm |
Formaldehyde (CH2O) |
0-10/20/50/100/500/1000ppm |
0.01ppm/0.1ppm/1ppm |
Hydrocarbons (HC) |
0-100%LEL |
1%LEL |
Hydrogen (H2) |
0-10/20/500/1000/2000/5000/9999ppm, 0-2/4% VOL, 0-100% LEL |
0.1ppm/1ppm/0.001%VOL/1%LEL |
Hydrogen Chloride (HCL) |
0-10/20/50/100/200ppm |
0.01ppm/0.1ppm |
Hydrogen Cyanide (HCN) |
0-10/20/50/100ppm |
0.01ppm/0.1ppm |
Hydrogen Sulfide (H2S) |
0-5/20/50/100/200ppm |
0.001ppm/0.01ppm/0.1ppm |
Methane (CH4) |
0-50/100%VOL, 0-100%LEL |
0.01%VOL/0.1%VOL/1%LEL |
Nitric Oxide (NO) |
0-1/5/10/20/50/100/250/500/1000ppm |
0.001ppm/0.01ppm/0.1ppm/1ppm |
Nitrogen (N2) |
0-99.99/0-100%VOL |
0.01%VOL/0.1%VOL |
Nitrogen Dioxide (NO2) |
0-1/5/10/20/50/100/500/1000ppm |
0.001ppm/0.01ppm/0.1ppm/1ppm |
Nitrogen Oxides (NOX) |
0-1/5/10/20/50/100/250/500/1000ppm |
0.001ppm/0.01ppm/0.1ppm/1ppm |
Oxygen (O2) |
0-25/30/100%VOL |
0.01%VOL/0.1%VOL |
Ozone (O3) |
0-1/5/10/20/50/100ppm |
0.001ppm/0.01ppm/0.1ppm |
Phosphine (PH3) |
0-10/20/50/100/500/1000/2000/3000ppm |
0.01ppm/0.1ppm/1ppm |
Sulfur Dioxide (SO2) |
0-1/5/10/20/50/100/500/1000ppm |
0.001ppm/0.01ppm/0.1ppm/1ppm |
Volatile Organic Compounds (VOC) |
0-1/5/10/20/50/100/200/500/1000/2000/5000/10000ppm |
0.001ppm/0.01ppm/0.1ppm/1ppm |
Home Gas Leak Monitor and Alarm
Choosing the right gas leak monitor and alarm is essential for ensuring home safety. The following will help you understand key features to consider, including sensor accuracy, detection range, alarm response time, and smart WiFi connectivity options. GasDog gas monitor alarms are designed to detect hazardous gases like Carbon Dioxide (CO2), Carbon Monoxide (CO), Chlorine (Cl2), Freon, Formaldehyde (CH2O), LPG, Methane (CH4), natural gas, smoke, etc, providing real-time alerts through audible alarms and app notifications. Whether you're looking for a standalone unit or a smart home gas detection solution, GasDog will help you find the best model to protect your home.
Carbon Monoxide (CO) Gas Alarm
Item |
 |
 |
 |
SKU |
GD1000-9D |
GD1000-10D |
GD1000-918 |
Gas |
Carbon Monoxide (CO) |
Carbon Monoxide (CO) |
CO and Natural Gas |
Alarm |
✔ |
✔ |
✔ |
WiFi |
✖ |
✖ |
✖ |
T & RH |
✔ |
✔ |
✖ |
Display |
✔ |
✔ |
✔ |
Carbon Dioxide (CO2) Gas Monitor
Smoke Gas Alarm
Formaldehyde (CH2O/HCHO) Gas Monitor
LPG & Natural Gas Leak Monitor
Freon & Chlorine (Cl2) Gas Leak Detector