GAO Tek 4 In 1 Multi Gas Detector

GAO Tek 4 in 1 multi gas detector has four sensors and can detect 4 kinds of gases at one time.




GAO Tek 4 in 1 multi-gas detector has four sensors and can detect 4 kinds of gases at one time. You can use this detector to detect 2 gases, 3 gases, and 4 gases at one time. It is widely used in oil exploration, oil and gas transportation, oil refining, metallurgy, power plants, chemical industry, oil depot and gas stations, mines, tunnels, underground pipelines, and other industries



  • Detect 4 gases at one time  
  • Big OLED display, high brightness, high definition  
  • Automatically save detecting data for 3048 records of each channel  
  • Bar display mode, display the concentration of the gases  
  • Low power consumption, save energy, save electricity  
  • Real-time clock display faction  
  • Key operation needs to input password to prevent wrong operation  
  • Automatic calibration faction, prevent measuring error  
  • Recover function, prevent the loss of data  


Technical Specifications  

Detecting gas   CH4, O2, CO, H2S  
Deviation   ≤± 3% F.S  
Respond Time   T90 < 30 s  
Working Humidity   < 95% R.H. no condensation  
Sensor life   2 years to 5 years  
Display Mode   OLED screen shows density, time, battery power, Alarm state,  percentage progress bar
Display screen   2.4-inch IPS colourful LCD screen, 240 x 320, 5 class brightness adjustable, reversable display  
Data Storage   3048 records each channel  
Upload Data   connected to computer via data line(optional)  
Alarm Type   Light: wide-angle light emitting diode  

Sound alarm  

Vibration alarm  

Working Voltage   DC 3.7 V lithium-ion battery, 3000 Mah  
Charging Time   about 5 hours 
Working Time   combustible gas more than 8 h (continuous); Toxic gas more than 72 h (continuous); 15 h to 20 h (LEL, CO, O2, H2S 4 gases)  
Protection Class   IP 66  
Working Temperature    -4 °F to 131 °F (- 20 °C to + 55 °C)  
Appearance Size   6.14 in × 3.27 in × 1.89 in (156 mm × 83 mm × 48 mm)  
Weight   0.66 lb (300 g)  


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