MQ-4 methane sensor, natural gas sensor, CH4 sensor

MQ-Q4 gas sensor has high sensitity to Methane, also to Propane and Butane. The sensor could be used to detect different combustible gas, especially Methane, it is with low cost and suitable for different application. Model No. MQ-Q4 Sensor Type Semiconductor Standard Encapsulation Bakelite (Black Bakelite) Detection Gas Natural gas/ Methane Concentration 300-10000ppm ( Natural gas / Methane) Circuit Loop Voltage Vc ≤24V DC Heater Voltage VH 5.0V±0.2V ACorDC Load Resistance