$209.00
SE
GUOYUGRA GY/VGD-200-O2-G (0-30% Vol) Oxygen Detector
O20-5% Vol (optional 25% Vol, 30% Vol)diffusion
Sensors life 2 years, SGX, using high-precision intelligent Sensors and low-power MCU chip design, support 4-20mA, RS485, a variety of wireless signal output, equipped with high definition LCD display.

$196.00
SE
GUOYUGRA GY/VGD-200-H2S-G (0-10ppm) hydrogen sulfide Detector
H2S0-10Pm (optional 50ppm, 100ppm)diffusion
Combining high-precision detection, flexible output and multi-scene applicability, the MCU chip realizes low power consumption and high Stability, and is equipped with high definition LCD, intelligent Sensors and remote alarm functions.

$196.00
SE
GUOYUGRA GY/VGD-200-CO-G (0-500ppm) carbon monoxide Detector
CO0-500Pm (optional 1000ppm, 2000ppm)diffusion
Ordinary performance, High Sensitivity Intelligent Sensors and Low Power MCU chip design, the device supports remote control zeroing, calibrating and alarm value setting, integrated sound and light alarm and high definition LCD screen.

$222.00
SE
GUOYUGRA GY/VGD-200-N2-G (0-100% .Vol) nitrogen Detector
N2 0-100%.Voldiffusion
Conventional, Sensors life of 2 years, measuring air or nitrogen purity or leakage, low power MCU chip and intelligent Sensors, with flameproof structure and high definition LCD display, support a variety of signal output.

$195.00
SE
BH-60-O2 fixed oxygen concentration Detector with display + alarm
electrochemistryoxygen

$187.00
SE
Baoshian BH-60-H2S Fixed Hydrogen Sulfide Gas Detector, LCD Display
electrochemistryhydrogen sulfide

If you don't know how to choose "Gas detector", please consult customer service.