Methane Gas Sensor MQ-4
This methane gas sensor detects the concentration of methane gas in the air and ouputs its reading as an analog voltage. The concentration sensing range of 300 ppm to 10,000..
Alcohol Gas Sensor (MQ-3) + Carrier board
Sensitive material of MQ3 gas sensor is SnO2, which with lower conductivity in clean air. When the target alcohol gas exist, The sensor’s conductivit..
Carbon Monoxide & Flammable Gas Sensor MQ-9
his semiconductor gas sensor detects the presence of Carbon Monoxide at concentrations from 10 to 1,000 ppm and combustible gas from 100 to 10,000 ppm. T..
MQ-2 Flammable Gas and Smoke Sensor + Interface Board
This semiconductor gas sensor detects the presence of combustible gas and smoke at concentrations from 300 to 10,000 ppm. The sensor’s simple a..
Carbon Monoxide Gas Sensor
This semiconductor gas sensor detects the presence of Carbon Monoxide at concentrations from 10 to 10,000 ppm. The sensor’s simple analog voltage interface requires only ..
LPG / Isobutane / Propane Gas Sensor
This semiconductor gas sensor detects the presence of LPG, isobutane, and propane at concentrations from 300 to 10,000 ppm. The sensor’s simple analog voltage i..
Hydrogen Gas Sensor
This is a simple-to-use hydrogen gas sensor, suitable for sensing hydrogen concentrations in the air. The MQ-8 can detect hydrogen gas concentrations anywhere from 100-10000ppm...
MQ-2 Gas Sensor
Sensitive for LPG, propane, hydrogen. Output voltage boosts along with the concentration of the measured gases increases. Fast response and recovery. Features boost circuit. Adjustabl..
MQ-3 Gas Sensor - Alcohol, Ethanol - Integrated LM393 Opamp
Sensitive for alcohol, ethanol. Output voltage boosts along with the concentration of the measured gases increases. Fast response and recov..
MQ-5 Gas Sensor Breakout - LPG, Natural Gas, Coal Gas
Sensitive for LPG, natural gas, coal gas. Output voltage boosts along with the concentration of the measured gases increases. Fast response and r..
MQ-135 Gas Sensor Breakout - Benzene, Alcohol, Smoke
Sensitive for benzene, alcohol, smoke. Output voltage boosts along with the concentration of the measured gases increases. Fast response and recov..
MQ-7 Gas Sensor Breakout - Carbon Monoxide
Sensitive for carbon monoxide. Output voltage boosts along with the concentration of the measured gases increases. Fast response and recovery. Adjustable se..
SparkFun Air Quality Breakout - CCS811
The CCS811 Air Quality Breakout is a digital gas sensor solution that senses a wide range of Total Volatile Organic Compounds (TVOCs), including equivalent carb..
Gravity - MG-811 CO2 Gas Sensor
"Greenhouse Effect" is melting the Earth's ice core every minute and creating dangerous icebergs. By knowing the eaxct concentration of CO2 (Carbon Dioxide), we can ..
MH-Z19 NDIR CO2 Sensor
MH-Z19 NDIR infrared gas module is a common type, small size sensor, using non-dispersive infrared (NDIR) principle to detect the extensce of CO2 in the air, with good select..
DF ROBOT CH4 Gas Sensor (MQ4)
This is an Arduino CH4 gas sensor. It uses MQ4 probe which is able to detect nature gas, CH4. It is less sensitivity in detecting alcohol, cooking fumes, and cigarette..
SparkFun Environment Combo Breakout - CCS811/BME280 (Qwiic)
The SparkFun CCS811/BME280 Environmental Combo Breakout takes care of all your atmospheric-quality sensing needs with the popular CCS811 an..
Wave Arduino Starter Kit A + 13 Sensors
The Wave Arduino Starter Kit A is a great way to start playing with various sensors with an Arduino. The kit comes with 13 different sensors which gives you th..
Sensor CH20 Formaldehyde
ZE08-CH2O is a general-purpose and miniaturization electrochemical formaldehyde detection module. It utilizes electrochemical principle to detect CH2O in air which makes the ..
Gas Solenoid 1/4" 12V 25V05 Series
When working with gas, great care must be taken not to bring the risk of an open spark in contact with the medium. The 25V05 series of gas solenoids was designed..
Hose 8mm to 1/4 inch - Male (4 Pack)
These hose connectors are great for both liquids and gases. The barbed shaft increases the coefficient friction between the connector and the hose decreasing the ..
Hose 8mm to 1/4 inch - Female
These hose connectors are great for both liquids and gases. The barbed shaft increases the coefficient friction between the connector and the hose decreasing the chance ..
Wave Sensor Pack (13 Pack)
This kit consist of an total of 13 various sensors for all your DIY Arduino projects.
Includes
1 x MQ-5 Gas Sensor
1 x Colour Sensor
1 x Flame Sensor
..
Air Quality Sensor PM2.5
PMS5003 is a kind of digital and universal particle concentration sensor, which can be used to obtain the number of suspended particles in the air, i.e. the concentration o..
DF Gravity Air Quality Sensor CCS811
Gravity: CCS811 Air Quality Sensor can measure the eCO2 (equivalent CO2) and TVOC (Total Volatile Organic Compounds) density. It can be widely used in many appl..
SparkFun Refrigeration Gas Sensor - ZMOD4450 (Qwiic)
The ZMOD4450 gas sensor from Renesas is a unique Refrigeration Air Quality sensor designed to measure gases emitted by food ripening or rotting:..
Gas Solenoid Valve 1/4" 12V
When working with gas, great care must be taken not to bring the risk of an open spark in contact with the medium. The 2V025 series of gas solenoids was designed with a ..
DF Robot Air Quality Sensor - CCS811
CCS811 Air Quality Sensor can measure the eCO2 (equivalent CO2) and TVOC (Total Volatile Organic Compounds) density. It can be widely used in many applications,..
Carrier Board for Gas Sensors
This carrier board is designed to work with any of the MQ-series gas sensors, simplifying the interface from 6 to 3 pins—ground, power and analog voltage output—that a..
BSPT 1/8" to 6mm Barbed Hose Converter
These hose connectors are great for both liquids and gases. The barbed shaft increases the coefficient friction between the connector and the hose decreasing ..
Wave SGP40 VOC Ethanol Gas Sensor - I2C
The SGP40 VOC Sensor is a digital VOC (Volatile Organic Compounds) sensor module which incorporates SGP40, designed for air quality monitoring. It can be use..
Adafruit SGP30 Air Quality Sensor - Qwiic
This is a very fine air quality sensor from the sensor experts at Sensirion, with I2C interfacing and fully calibrated output signals with a typical accura..
MQ-136 Toxic Gas Sensor IC
This is a simple-to-use Hydrogen Sulfide gas sensor, suitable for sensing Hydrogen Sulfide concentrations in the air. The MQ-136 can detect hydrogen gas concentrations an..
MQ-136 Toxic Gas Sensor
This is a simple-to-use Hydrogen Sulfide gas sensor module, suitable for sensing Hydrogen Sulfide concentrations in the air. The MQ-136 can detect hydrogen gas concentration..
DF Robot UART CO2 Sensor (0-50000ppm)
DFRobot released its latest wide range Arduino infrared CO2 sensor, which effective range is up to 0~50000ppm. This sensor is based on non-dispersive infrared ..