Gas Detector 4 gases IS


M40 Multi gas monitor

■1 to 4 gas monitoring for O2, H2S, CO & combustible gases

Gas Ranges:
-Carbon Monoxide 0-99 ppm
-Hydrogen Sulfide 0-500ppm 
-Oxygen 0-30% VOL 
-Combustible gases 0-100% LEL

■ 18-hour runtime with lithium-ion battery
■ Includes vibrating, 90 dB audible, and LED visual alarms
■ Two-year, all inclusive warranty

Industrial Scientific is pleased to offer the M40, a versatile multi-gas monitor capable of detecting CO, H2S, O2, and combustible gases for a wide variety of hazardous and confined space applications

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