Environmental Sensors

Environmental Sensors

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Alcohol Gas Sensor - MQ-3

Code: SKU-000267

This alcohol sensor is suitable for detecting alcohol concentration on your breath, just like your common breathalyzer.

$ 14.95

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+104 more from our supplier in 7-10 days

Ammonia Gas Sensor - MQ-137

Code: SKU-006708

The MQ-137 is an Ammonia (NH₃) petrol sensor from Winsen. The sensing element is SnO2, which has lower conductivity in clean air.

$ 102.95

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+51 more from our supplier in 7-10 days

Carbon Monoxide Sensor - MQ-7

Code: SKU-000407

This is a simple-to-use Carbon Monoxide (CO) sensor, suitable for sensing CO concentrations in the air.

$ 13.95

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+217 more from our supplier in 7-10 days

Dual Gas CO and CH4 Detection Sensor - MQ-9B

Code: SKU-006705

The MQ-9B is a CO and CH₄ petrol detection sensor form Winsen. The sensing material of the MQ-9B is SnO2, which has a low conductivity in clean air.

$ 9.95

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Hydrogen Gas Sensor - MQ-8

Code: SKU-000826

This is a simple-to-use hydrogen petrol sensor, suitable for sensing hydrogen concentrations in the air.

$ 12.95

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Hydrogen Sulfide Gas Sensor - MQ-136

Code: SKU-006707

The MQ-136 is a Hydrogen Sulfide detection sensor with a sensing range of 1 - 200ppm. The sensing element is SnO2 which has lower conductivity in clean air

$ 69.95

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+225 more from our supplier in 7-10 days

LPG Gas Sensor - MQ-6

Code: SKU-000409

This is a simple-to-use liquefied petroleum petrol (LPG) sensor, suitable for sensing LPG (composed of mostly propane and butane) concentrations in the air.

$ 11.95

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LPS22DF Pressure/Altitude Sensor Carrier with Voltage Regulator

Code: SKU-010094

This carrier for ST.’s LPS22DF digital barometer measures pressures from 260 mbar to 1260 mbar (26 kPa to 126 kPa) with absolute accuracy down to ±0.5 mbar (0.05 kPa) and typical RMS noise of 0.0034 mbar (0.34 Pa) in high-resolution mode. These pressures can easily be converted to altitudes.

$ 15.95

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LPS331AP Pressure/Altitude Sensor Carrier with Voltage Regulator

Code: SKU-003054

This carrier for ST.’s LPS331AP digital barometer measures pressures from 260 mbar to 1260 mbar (26 kPa to 126 kPa) with absolute pressure accuracy over temperature down to ±2 mbar (0.2 kPa) and typical RMS noise of 0.02 mbar (0.002 kPa) in high-resolution mode.

$ 5.95

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Methane CNG Gas Sensor - MQ-4

Code: SKU-000408

This is a simple-to-use compressed natural petrol (CNG) sensor, suitable for sensing natural petrol (composed of mostly Methane [CH4]) concentrations in the air.

$ 11.95

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+58 more from our supplier in 7-10 days