FNIRSI GD-02 Portable Color Screen Combustible Gas Leak Detector

The FNIRSI GD‑02 is a compact and reliable portable combustible gas leak detector designed for fast, accurate detection of flammable gases like methane, propane, and isobutane. It features a bright 2.0″ color display with curve visualization and real time monitoring, making gas leak detection intuitive whether you’re performing home safety checks, professional inspections, or field measurements. 

Equipped with a 36cm flexible probe, rapid response sensors, and a rechargeable battery, the GD‑02 delivers quick alerts with multiple alarm modes (sound, light, vibration) and stores alarm records for later review. Its lightweight, ergonomic design ensures comfortable use across a variety of environments.

Highlights:

• Detects methane, propane, and isobutane (flammable gases).
• Wide detection range up to 0-50,000ppm / 0-100% LEL.
• 2.0″ full color TFT display with adjustable brightness.
• Trend curve analysis and real time gas concentration visualization. 
• Three alarm types: visual, audible, and vibration alerts.
• Fast response with < 5s (T90) detection time.
• 36cm flexible probe for hard to reach areas. 
• Rechargeable lithium battery with USB C charging. 
• Stores up to 30 alarm records for review.

Specifications:

• Model: FNIRSI GD‑02.
• Screen Size: 2.0″ color TFT display.
• Detectable Gases: Methane, Propane, Isobutane.
• Detection Range: 0-50,000ppm (Methane) / 0-100% LEL. 
• Resolution: 1ppm / 1% LEL. 
• Operating Temperature: −10°C to +55°C.
• Warm‑up Time: ~15-16s.
• Response Time (T90): <5s. 
• Recovery Time (T10): <10s.
• Sampling Time: ~ 0.5s.
• Sensor Life: ~ 3 years.
• Probe Length: ~36cm.
• Battery: Built in rechargeable lithium battery (~1500mAh).
• Language Support: English & Chinese.
  
• Dimensions: ~ 63×28×139mm (probe not included).
• Weight: ~400g.

Ideal For:

• 🔥 Home gas safety checks and leak detection.
• 🏠 Kitchen and boiler room gas inspections.
• 🔎 Professional maintenance & HVAC gas leak diagnosis.
• 🏕 RV, camping propane tank safety checks.
• 🛠 Field technicians & service engineers.
• 📊 Workshops requiring portable gas monitoring.