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Robot Drive Wheel - 6 inch Solid Core Tire
TD-110-006

This is a robot drive wheel we had made specifically for us. It does not have a bearing. Its 6 inches in diameter. 1.9" inches wide. Its foam filled with a 4 bolt pattern so you can easily mount it to a flanged hub.

$6.95
140 Ready to Ship!
Pololu Micro Metal Gearmotor Bracket Pair - Black
TD-103-000

These plastic mounting brackets allow you to easily and securely mount the micro metal gearmotors that we offer.

$3.50
89 Ready to Ship!
SuperDroid Robots Gas Sensors
Category
Electrical/Controls  >  Sensors  >  Gas Sensors

Gas Sensors

Want to build your own breathalyzer? This variety of semiconductor gas sensors makes it possible to measure concentrations of gasses such as alcohol, methane, propane, butane, and carbon monoxide.


The answers to the most common questions we get can be found on our support pages. Visit our Sensor Support page for more information about the types of sensors we carry and the differences between them.


Looking for some sample code? Please visit us on GitHub.

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Pololu Carbon Monoxide & Flammable Gas Sensor MQ-9
This 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.
TS-056-MQ9
$5.95
7 Ready to Ship!
Pololu Carbon Monoxide Gas Sensor MQ-7
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.
TS-056-MQ7
$4.95
8 Ready to Ship!
Pololu LPG / Isobutane / Propane Gas Sensor MQ-6
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.
TS-056-MQ6
$4.95
9 Ready to Ship!
Pololu Methane Gas Sensor MQ-4
This semiconductor gas sensor detects the presence of methane (CNG) gas at concentrations from 300 ppm to 10,000 ppm, a range suitable for detecting gas leaks.
TS-056-MQ4
$4.95
9 Ready to Ship!
Pololu Alcohol Gas Sensor MQ-3
This semiconductor gas sensor detects the presence of alcohol gas at concentrations from 0.04 mg/L to 4 mg/L, a range suitable for making a breathalyzer.
TS-056-MQ3
$4.49
10 Ready to Ship!
Pololu Flammable Gas & Smoke Sensor MQ-2
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.
TS-056-MQ2
$3.95
7 Ready to Ship!
Pololu MQ Gas Sensor Carrier
This carrier board is designed to work with any of the MQ-series "gas sensors".
TS-056-MQ0
$0.95
42 Ready to Ship!
Humidity Sensor Carrier HIH-4030
This is a carrier board for the HIH-4030 relative humidity (%RH) sensor from Honeywell outputs an analog voltage that varies nearly linearly with humidity.
TS-051-000
$16.95
6 Ready to Ship!
Gas sensors makes it possible to measure concentrations of gasses such as alcohol, methane, propane, butane, and carbon monoxide.
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SuperDroid Robots is now on Kickstarter! Help us launch our robotic snow blower and snow plow by clicking on the link below.

Custom Robot Request

We specialize in designing and fabricating custom robots and other electro-mechanical devices.

You can also get a quote for custom mechanical, software, and electronics engineering services. We can also do your custom CNC work, general fabrication, and welding.

1-919-557-9162

Need an easier way to pay? PayPal now offers easier payment methods!

New Items
Long Header Set 40x1
TE-169-140

This long break-away header set allows you to easily connect Arduino shields to Arduino boards or as connecting headers for breadboards.

$2.20
126 Ready to Ship!
NEW Pre-Built 4WD All Terrain Robot Platform - IG32 SB
TP-500-070

This prebuilt 4WD wheeled robot platform is equipped with 32mm motors, a motor controller, and Spektrum remote control. This pre-built is an customized version of TP-132-032.

$1,106.61  $999.99
1 Ready to Ship!
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