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MQ-4 Methane Natural Gas Sensor ADC121C 12-Bit ADC I2C Mini Module - IoT Devices & Sensors | Relay Controllers, Current Monitoring & Vibration Sensors
INDUSTRIAL SCIENTIFIC, Methane, 0 to 100% Vol Sensor Range, Replacement Sensor - 1TAN4|17124975-N - Grainger
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MS-302 Methane Sensor for Gas-Ranger [2214] - $165.00 : Bascom-Turner Store, - Portable Gas Detectors
Airgas - I2417134495 - Industrial Scientific Replacement Ventis® MX4 Combustible Gas And Methane Sensor
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MS-601 / 611 Methane Sensor for Gas-Rovers [2218] - $290.00 : Bascom-Turner Store, - Portable Gas Detectors
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