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    Ammonia (NH3) Monitor, 0 to 50/100 ppm

    Portable Ammonia NH3 detector for sale at a favorable price. It is a handheld gas monitor to detect NH3 gas leak, with optional measuring ranges of 0-50ppm and 0-100ppm. With the diffusion sampling method, this NH3 tester is ideal for personal and home use.
    SKU: GD800-NH3
    30-day Returns
    Free Shipping
    Delivery date: 6-12 days

    ATO portable gas monitor provides real-time data, enabling timely interventions to prevent harmful exposure. This Ammonia gas monitor offers a measuring range from 0 to 100 ppm, making it ideal for detecting NH3 concentrations in diverse settings.


    Model GD800-NH3
    Detected gas Ammonia (NH3)
    Sampling method Diffusion
    Range (optional)
    0-50ppm, 0-100ppm
    Response time ≤10S (T90)
    Principle Electrochemical principle
    Alarm mode Sound, light, vibration alarm, high and low alarm values can be set by yourself
    Alarm type Low alarm, high alarm, STEL, TWA, low battery
    Power supply mode 3.6V dry battery (non-removable and rechargeable)
    Explosion-proof grade ExiaIICT4Ga
    Protection class IP68
    Working temperature -20℃~55℃
    Working humidity 0~95%RH (non-condensing)
    Working air pressure 86~106kpa
    Dimensions 90*60*33mm (length*width*thickness)
    Weight 125g


    • Exceptional energy efficiency and extended standby capability: Boasting remarkably low power consumption, This mini NH3 tester offers a prolonged standby time of up to 2 years, eliminating the need for battery replacement.
    • Hassle-free maintenance: Simply power on the Ammonia gas monitor, and it will operate continuously without requiring calibration, sensor replacements, or battery charging.
    • Vigilant alarm system: Equipped with an ultra-high buzzer alarm, two high-intensity red LEDs for both upper and lower alarms, and a combination of sound, light, and vibration alerts, ensuring that workers are promptly alerted to potential dangers.
    • Customizable alarm settings: Supporting various alarm types such as high point alarm, low point alarm, TWA (Time-Weighted Average), and STEL (Short-Term Exposure Limit), users can easily adjust alarm thresholds as needed throughout the device's lifespan.
    • Rugged and secure design: This portable NH3 gas detecstor boasts an IP68 protection rating, making it splash-proof, dust-proof, explosion-proof, and shock-proof. Its intrinsically safe circuit design enhances safety in hazardous environments.
    • User-friendly and compact: Designed for ease of use, it features a compact and lightweight design with intuitive two-button operation, reducing the need for extensive training.
    • Portability at its best: Its small size and lightweight build ensure that it can be carried with ease, providing flexibility in its use.
    • Built to last: Crafted from high-strength materials, the device's robust construction is tailored to endure the harshest environments while remaining comfortable and durable.
    • Enhanced safety features: Featuring an automatic self-test function, mini NH3 gas detector continually ensures its own functionality, thereby improving safety by performing self-tests.


    Mini portable NH3 gas detector structure


    Ammonia (NH3) gas detectors are widely used in industry and agriculture to monitor Ammonia concentration in the air to ensure environmental safety and compliance with health standards. They are particularly important in places such as chemical plants, wastewater treatment plants and livestock farms, helping to prevent NH3 leaks and contamination. Real-time monitoring data can also be used to optimize production processes and reduce environmental impact.

    Mini NH3 gas monitor applications

    Tips: Why do you need to use Ammonia detector to monitor NH3?

    It is important to monitor Ammonia with a NH3 detector because NH3 gas has potential health and environmental hazards. First of all, ammonia is a toxic gas, and exposure to high concentrations can cause serious health problems to the human body, such as respiratory system damage, eye and skin irritation, etc. Long-term exposure to low concentrations of ammonia can also lead to chronic health problems.

    Secondly, Ammonia is widely used in agriculture and industry, such as fertilizer production and refrigeration system leaks, so the risk of leaks is higher. Timely detection of NH3 gas leaks can help avoid potential explosion and fire risks and ensure personnel safety. In addition, Ammonia has a negative impact on the environment, causing air and water pollution. Therefore, Ammonia detectors can not only protect people's health and safety, but also help companies comply with environmental regulations, prevent environmental pollution, and ensure sustainable development. By continuously monitoring ammonia concentration, timely measures can be taken to prevent accidents and ensure the safety of the working and living environment.

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