Brand: Olimex
Model: OL-SNS-MQ135
Description: SNS-MQ135 is sensitive air quality sensor that detects NH3, NOx, alcohol, benzene, smoke, CO2, etc.
Heater voltage 5V, 31 ohm (40mA consumption)
Features:
Detects NH3, NOx, alcohol, benzene, smoke, CO2, etc.
Operating voltage 5V
Operating current 40mA
Both digital..
9.11€
Ex Tax:7.26€
Brand: Olimex
Model: OL-SNS-MQ3
Description: SNS-MQ3 is a sensor module that detects alcohol and gas in the air. It has higher sensitivity to alcohol and lower sensitivity to gas.
Heater voltage 5V, 31 ohm (40mA consumption)
Features:
Detects alcohol and gas
Operating voltage: 5V
Operating current: 40mA
Both digi..
8.10€
Ex Tax:6.45€
-20 %
Brand: Pololu
Model: POLO/1634+1479
This semiconductor gas sensor detects the presence of alcohol gas at concentrations from 0.05 mg/L to 10 mg/L, a range suitable for making a breathalyser. The sensor’s simple analog voltage interface requires only one analog input pin from your microcontroller.
Shipping list: 1 x Alcohol Gas Sens..
6.48€ 8.10€
Ex Tax:5.16€
Brand: Pololu
Model: POLO/1483+1479
This semiconductor gas sensor detects the presence of Carbon Monoxide at concentrations from 10 to 10,000 ppm and combustible gas from 100 to 10,000 ppm. The sensor’s simple analog voltage interface requires only one analog input pin from your microcontroller.
Shipping list: 1 x Carbon Monoxide &..
9.11€
Ex Tax:7.26€
-30 %
Brand: Pololu
Model: POLO/1482+1479
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 one analog input pin from your microcontroller.
Shipping list: 1 x Carbon Monoxide Gas Sensor MQ-7, 1 x MQ Gas Sensor Carrier..
6.31€ 9.01€
Ex Tax:5.02€
Brand: Olimex
Model: OL-SNS-MQ7
Description: SNS-MQ7 is sensitive air quality sensor that detects carbon monxide.
Heater voltage 5V, 31 ohm (40mA consumption)
Features:
Detects carbon monoxide in the air.
Operating voltage 5V
Operating current 40mA
Both digital and analog output
Popular sensor - a lot of e..
8.10€
Ex Tax:6.45€
Brand: Olimex
Model: OL-SNS-MQ2
Description: SNS-MQ2 is a sensor module that detects LPG, propane and hydrogen in the air. It can be used to detect methane and other combustible substances.
Heater voltage 5V, 31 ohm (40mA consumption)
Features:
Detects LPG, propane, hydrogen, methane and other combustible substanc..
7.59€
Ex Tax:6.05€
Brand: DFRobot
Model: DFR0076
Introduction
The flame sensor can be used to detect fire or other wavelength at 760 nm ~ 1100 nm light. In the fire-fighting robot game, the flame plays an important role in the probe, which can be used as the robot's eyes to find fire source or football. It can make use of fire-fighting robots, ..
6.07€
Ex Tax:4.84€
-20 %
Brand: Pololu
Model: POLO/1480+1479
This semiconductor gas sensor detects the presence of combustible gas and smoke at concentrations from 300 to 10,000 ppm. The sensor’s simple analog voltage interface requires only one analog input pin from your microcontroller.
Shipping list: 1 x Flammable Gas & Smoke Sensor MQ-2, 1 x MQ Gas..
5.67€ 7.08€
Ex Tax:4.52€
-20 %
Brand: Pololu
Model: POLO/1481+1479
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 interface requires only one analog input pin from your microcontroller.
Shipping list: 1 x LPG / Isobutane / Propane Gas Sensor MQ-6, 1 x ..
6.48€ 8.10€
Ex Tax:5.16€
-20 %
Brand: Pololu
Model: POLO/1633+1479
This semiconductor gas sensor detects the presence of methane (CNG) gas at concentrations from 200 ppm to 10,000 ppm, a range suitable for detecting gas leaks. The sensor’s simple analog voltage interface requires only one analog input pin from your microcontroller.
Shipping list: 1 x Methane Gas..
6.48€ 8.10€
Ex Tax:5.16€
Brand: DFRobot
Model: SEN0159
Description: "Greenhouse Effect" is melting the Earth ice core every minute and
creating dangerous icebergs. By knowing the exact concentration of
CO2(Carbon Dioxide), we can do something to reduce the CO2 and to
protect our Earth.
Here is the Arduino-based CO2 sensor designed by DFRobot..
69.53€
Ex Tax:55.40€