The FNIRSI GD-02 Gas Leak Detector is an advanced, portable environmental meter engineered for the reliable detection of combustible and toxic gases. Built with a high-sensitivity sensor and equipped with a real-time LCD display, this device delivers accurate measurements, rapid response, and strong reliability for both professional and personal safety applications. Whether you are an HVAC technician, industrial safety inspector, laboratory worker, or a homeowner concerned about gas leaks, the FNIRSI GD-02 is designed to meet diverse monitoring needs with precision and durability.

Unlike basic detectors, the GD-02 is not limited to single-parameter detection. It integrates multi-function environmental monitoring, displaying gas concentration, ambient temperature, and humidity simultaneously. With its 50,000 PPM detection range, flexible probe, and intelligent alarm system, the GD-02 ensures safety compliance across various industries, including oil & gas, chemical plants, construction, automotive maintenance, and residential safety inspections.

Key Features & Benefits

• Wide-Range Gas Detection
  Detects combustible gases with a measurement range up to 50,000 parts per million (PPM), ensuring accurate monitoring in both low and high concentration environments.

• High-Sensitivity Sensor
  Built-in advanced sensor technology provides fast response times and high accuracy, making it reliable for critical leak detection tasks.

• Real-Time LCD Display
  Bright, high-resolution digital screen shows gas levels, temperature, and humidity in real time with intuitive status indicators for quick assessment.

• Flexible Gooseneck Probe
  Durable, bendable probe allows users to easily check pipelines, confined spaces, and hard-to-reach areas without effort.

• Integrated Environmental Monitoring
  In addition to gas concentration, the GD-02 tracks ambient temperature and relative humidity, making it a versatile tool for technicians.

• User-Friendly Operation
  Simple interface with navigation buttons, one-touch calibration, and menu-based controls for quick setup and operation.

• Audible & Visual Alarms
  Automatic alarms trigger when gas concentration exceeds safe levels, ensuring immediate awareness and action in hazardous conditions.

• Durable & Portable Design
  Rugged outer shell protects the device in field environments. Lightweight and compact design makes it easy to carry during inspections.

• Rechargeable Lithium Battery
  Long-lasting power supply with convenient USB charging, suitable for continuous daily use without frequent battery replacement.

Technical Specifications

• Brand / Model: FNIRSI GD-02

• Detection Range: 0 – 50,000 PPM (combustible gases)

• Sensor Type: High-sensitivity gas sensor

• Probe Design: Flexible gooseneck for easy access

• Display: High-resolution LCD with real-time data output

• Parameters Measured: Gas concentration, temperature (°C), humidity (%)

• Operating Temperature: -10°C to +50°C

• Humidity Range: 0 – 95% RH (non-condensing)

• Power Source: Rechargeable lithium battery, USB charging support

• Dimensions: Compact handheld size, ergonomic design

• Applications: Gas leak detection, industrial safety, HVAC system maintenance, laboratory inspections, residential monitoring, pipeline testing, and automotive service

Applications

The FNIRSI GD-02 is designed for professional and multi-industry use. Some of the most common applications include:

• HVAC & Refrigeration: Detecting leaks in air conditioning and heating systems.

• Industrial Plants: Monitoring combustible gases in oil refineries, chemical plants, and power stations.

• Automotive Maintenance: Identifying fuel system leaks in cars, trucks, and heavy equipment.

• Construction & Safety Inspections: Checking confined spaces, pipelines, and storage tanks for leaks.

• Residential Safety: Ensuring safe home environments by detecting gas leaks from stoves, heaters, and gas pipelines.

• Laboratory Environments: Monitoring controlled settings where gas usage is routine.

1. 
   Professional Accuracy – Trusted by technicians and inspectors for consistent, reliable readings.

2. Multi-Function Performance – Combines gas detection, temperature, and humidity monitoring in one device.

3. Versatility – Suitable for both professional industrial environments and residential safety checks.

4. Portability – Compact and lightweight, making it easy to transport between job sites.

5. Cost-Effective Safety Solution – Reduces risks by providing early detection of hazardous gas leaks.