Quality supplier

QUALITY SUPPLIER

Multi gas detection

MULTI GAS DETECTION

Manufacturer sale

MANUFACTURER SALE

365 days warranty

365 DAYS WARRANTY

Technical support

TECHNICAL SUPPORT

Customized detector

CUSTOM DETECTOR

Industrial Gas Detectors & Monitors

Portable gas detector

GD200 portable gas detector series with probe and calibration kit is the best choice for monitoring a single gas.

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Industrial fixed gas detector

Wall-mounted fixed gas detector provides different signal & relay outputs, which can detect gas concentration 24/7.

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Multi gas detector

Handheld or fixed multi-gas detector uses advanced gas sensors and sound alarms to detect 4 gas or 5 gas at the same time.

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Portable Hydrogen gas detector

Portable Hydrogen (H2) Gas Detector

GasDog Hydrogen single gas detector offers a detection range from 0–10ppm to 0–40000ppm and features data logging & an optional extension probe, manufactured for both personal and commercial applications.

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Industrial Fixed Oxygen (O2) Gas Detector

Industrial fixed Oxygen detector with sound and light alarm is designed for continuous 24-hour real-time monitoring of O2 levels. It supports both 4-20mA analog output and RS485 communication for data transmission.

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Industrial fixed Oxygen gas detector

Gas Monitor Alarm for House

  • Combination gas detects CO, CO2, Natural Gas, Methane, and LPG.
  • Smart WiFi & wireless monitoring keep you informed in real-time.
  • Advanced, long-lasting gas leak sensors for reliable detection.
  • Loud 85dB audible alarm quickly alerts you to gas leaks.
  • Perfect for homes, RVs, campervans, kitchens, caravans, and more.


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Fire smoke alarm
Smart CO alarm for house
CO gas and natural gas alarm
 
 
 

Gas Detection

Application Cases

Gas Dog aims to provide professional gas detection solutions according to customers' needs in different working conditions.
ALL CASES
O2 gas detection in O2 deficiency incident

O2 Gas Detection
in O2 Deficiency Incident

H2S gas detection in sewage treatment

H2S Gas Detection
in Sewage Treatment

CO2 gas detection in biopharmaceutical incubator

CO2 Gas Detection
in Biopharmaceutical Incubator

About us

GasDog is a company focused on the design, manufacturing, and supply of gas detectors for both industrial and home applications.

With over 10 years of professional R&D experience and ongoing innovation in gas detection technology, we have delivered reliable solutions to thousands of customers around the world.

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Certificate

Gas detector certificate
ATEX Certificate
Gas monitor certificate
CE (LVD) Certificate
Gasdog gas detector certificate
CE (EMC) Certificate
 
 

Saturday, November 1, 2025

What Is Formaldehyde (CH2O) Gas? Sources, Health Risks, and How to Detect It

Formaldehyde (CH2O) is a very common yet highly hazardous chemical in modern life and industrial production. It's widely used in building materials, furniture manufacturing, and chemical feedstocks. Long-term exposure can negatively impact human health....

Wednesday, October 22, 2025

What is Fluorine (F2) Gas?

Fluorine (F2) is a pale yellow gas with a strong, pungent odor, extremely toxic, and highly oxidizing. It belongs to the halogen group of the periodic table and is the most electronegative and chemically reactive element. At room temperature and pressure, Fluorine exists as a diatomic molecule (F2), consisting of two Fluorine atoms linked by a single bond. Due to its extreme reactivity, F2 reacts ...

Tuesday, September 30, 2025

What is HF Gas?

Hydrogen Fluoride (HF) gas is a highly reactive and corrosive chemical compound that plays a critical role in many industrial sectors. Although HF gas is essential in applications such as chemical production, electronics, and metallurgy, it is also extremely hazardous. Workers and safety managers must understand its properties, applications, risks, and protective measures to ensure safe handling. ...