Product Images are shown for illustrative purposes only and may differ from actual product.

MQ3 Alcohol Gas Sensor Module


Write a review | 0 reviews

  • Stock: Out Of Stock

    Availability: NotInStock priceValidUntil: 2026-10-21

  • Brand: Generic
  • SKU: 513 | DAB409

Availability: NotInStock priceValidUntil: 2026-10-21

  • Rs. 129.80 (inc GST)
    Rs.110.00 + GST

    Qty :

GST Invoice: Available for all purchases; eligible for input tax credit.

Delivery: 2–8 days across India. No MOQ required.

Bulk Orders: Need a larger quantity or item not in stock? Email: dnatechindia [at] gmail.com

Import Service: We import a wide range of electronic components on request.

GAS MQ3 Alcohol Gas Sensor Module for Microcontrollers

MQ3 Alcohol Gas Sensor Module with digital output, easy to use, and compatible with microcontrollers like Arduino.

The GAS MQ3 Alcohol Gas Sensor Module is a simple and cost-effective solution for alcohol detection. This module features an MQ3 sensor, which provides both analog and digital outputs. With no need for extra components, just connect the Vcc and ground pins for immediate use. The onboard potentiometer allows easy adjustment of the digital output threshold, making it suitable for various applications.

Ideal for interfacing with microcontrollers, Arduino, or Raspberry Pi, the GAS MQ3 Alcohol Gas Sensor Module is perfect for breathalyzer projects. Its sensitivity to alcohol and slight sensitivity to benzene extends its application range. This module is designed for ease of use, ensuring that even beginners can implement it quickly.

Explore the versatility of the GAS MQ3 Alcohol Gas Sensor Module in your projects. Whether you're developing a safety device or a hobby project, this sensor will meet your needs efficiently and reliably. Enhance your electronic projects with this essential GAS and Air Quality Sensor.

Explore the reliability of the GAS MQ3 Alcohol Gas Sensor Module at DNA. This GAS and Air Quality Sensor is perfect for your projects. Check other GAS and Air Quality Sensor that we have in stock.

At DNA, we support Indian electronics buyers with a wide range of components. If you need specific parts like Digital ICs, Nextion Displays, or DC to DC Converters, reach out to us. We can import items if they're not available and support both retail and bulk orders. Contact Us.

Features of GAS MQ3 Alcohol Gas Sensor Module

  • Analog and digital output
  • Easy integration with microcontrollers
  • Adjustable digital threshold using potentiometer

Specification of GAS MQ3 Alcohol Gas Sensor Module

  • Operating Voltage: 5V
  • Sensitivity Range: 0.04-4mg/L
  • Response Time: < 10s

Applications of GAS MQ3 Alcohol Gas Sensor Module

  • Breathalyzer devices
  • Alcohol detection systems
  • Safety monitoring applications

Related Links for GAS MQ3 Alcohol Gas Sensor Module for Microcontrollers

    GAS MQ3 Alcohol Gas Sensor Module Datasheet:

Package Includes

  • 1 X GAS MQ3 Alcohol Gas Sensor Module
Extra Information
Country of Origin China
Imported By ElectroSource Private Limited

Reviews (0)

Write a review

Note: HTML is not translated!
    Bad           Good
CAPTCHA verification code

Frequently Asked Questions

Do you provide a GST bills?
Yes we provide GST Bill by the name of DNA Solutions. You will receive a GST compliant invoice for your records. You can take GST benefit.
What is your return / replacement policy?
Returns/replacements depend on the item type and condition. If there’s an issue, contact us with photos/videos and we’ll guide you as per policy.
What if tracking shows “delivered” but I didn’t receive it?
Message us immediately. Send: order number + tracking number + delivery address confirmation. We’ll coordinate with the courier and guide next steps.
What payment methods do you accept?
We accept UPI, cards, netbanking, and other checkout options shown on the payment page.
Can you share a proforma invoice / quotation before I pay?
Yes — we can share a quotation/proforma invoice. Send: part number(s), quantity, your GSTIN (if applicable), billing name/address, and delivery PIN code.
If I order the same parts again later, will they match?
We try to maintain consistency, but supply can change. If matching lot/brand matters, tell us in advance and we’ll advise what’s available.
View all FAQs →

NEW Products

Product Page : New Products

0.56" Blue CA 7 Segment Display

0.56" Blue CA 7 Segment Display

Blue Common Anode 0.56 inch 7 Segment Display 0.56" Blue CA 7-Segment Display offers clear visibili..

Rs.21.24 (inc GST)
Rs.18.00 + GST

SKU: 3144 | DAE930
Stock: 10
DFrobot Gravity GP8600 DAC Module

DFrobot Gravity GP8600 DAC Module

Gravity GP8600 DAC Module for High-Resolution ControlGravity GP8600 DAC Module offers 16-bit high-re..

Rs.1,907.07 (inc GST)
Rs.1,616.16 + GST

SKU: 10881 | DAJ975
Stock: 2
Write review
74164 8-bit serial-in, parallel-out shift register

74164 8-bit serial-in, parallel-out shift register

74HC164 8-bit Serial-in Parallel-out Shift Register 74HC164 Shift Register; Serial-in, parallel-out;..

Rs.17.70 (inc GST)
Rs.15.00 + GST

SKU: 289 | DAA232
Stock: 25
Soldron 75W Spade Bit

Soldron 75W Spade Bit

Soldron 75W Spade Premium Grade Long Life Bit Soldron Bp100S8 75W Spade Bit for heavy-duty soldering..

Rs.363.44 (inc GST)
Rs.308.00 + GST

SKU: 2365 | DAC115
Stock: 2

Have You Seen

Product Page : Have You Seen

JHD 16X2 Green LCD Display

JHD 16X2 Green LCD Display

JHD 16X2 Green LCD DisplayJHD162/JHD162A is a 16X2(16 character, 2 line) Green Alphanumeri..

Rs.206.50 (inc GST)
Rs.175.00 + GST

SKU: 1377 | DAA816
Stock: 50
Write review
Mastek MTE-50-24 24V DC SMPS Power Supply

Mastek MTE-50-24 24V DC SMPS Power Supply

Mastek MTE-50-24 24V DC SMPS Power SupplyMastek MTE-50-24 SMPS provides 24V DC output, 2.2A current,..

Rs.743.40 (inc GST)
Rs.630.00 + GST

SKU: 10767 | DAJ156
Stock: 10
Write review
Meanwell DRC-60B AC - DC DIN Rail Power Supply

Meanwell DRC-60B AC - DC DIN Rail Power Supply

Meanwell DRC60-B SMPS 60W UPS Function Power SupplyDRC60-B: 60W power supply with UPS function, 12V/..

Rs.3,604.90 (inc GST)
Rs.3,055.00 + GST

SKU: 7521 | DAH100
Stock: 2
Nextion Enhanced NX3224K024 2.4" Touchscreen Display

Nextion Enhanced NX3224K024 2.4" Touchscreen Display

Nextion Enhanced 2.4" HMI Touch DisplayNextion NX3224K024 HMI Display with 16MB Flash, 3584 bytes RA..

Rs.2,847.00 (inc GST)
Rs.2,412.71 + GST

SKU: 1647 | DAB496
Stock: 37

Related Products

SHT-10 Soil Moisture Sensor

SHT-10 Soil Moisture Sensor

SHT-10 Soil Moisture SensorSHT-10 Soil Moisture/Humidity and Temperature SensorTake your gardening p..

Rs.3,184.82 (inc GST)
Rs.2,699.00 + GST

SKU: 1191 | DAA853
Stock: 5
YF-S403 3/4" Water Flow Hall Sensor

YF-S403 3/4" Water Flow Hall Sensor

YF-S403 3/4" Water Flow Hall SensorYF-S403 3/4" Hall effect Based Flow SensorWater flow sensor is ma..

Rs.575.25 (inc GST)
Rs.487.50 + GST

SKU: 1634 | DAB259
Stock: 5
Write review
ABS 80x120x55 mm IP65 Enclosure

ABS 80x120x55 mm IP65 Enclosure

ABS 80x120mm IP65 Waterproof Enclosure -ABS-801255 is an IP65 rated enclosure measuring 80x120x55mm..

Rs.336.30 (inc GST)
Rs.285.00 + GST

SKU: 2804 | DAE386
Stock: 5
AC/DC converter 30V, 1MHZ current mode PWM controller 8 VSSOP 40 to 125 part no LM5021MMX 1/NOPB

AC/DC converter 30V, 1MHZ current mode PWM controller 8 VSSOP 40 to 125 part no LM5021MMX 1/NOPB

LM5021MMX AC DC Converter PWM Controller LM5021MMX-1/NOPB current mode PWM controller for AC-DC appl..

Rs.281.31 (inc GST)
Rs.238.40 + GST

SKU: 7905 | DAH384
Stock: 0
Write review
9 Pin FPC Cable 1.0mm Pitch 30cm Length

9 Pin FPC Cable 1.0mm Pitch 30cm Length

9 Pin FPC Cable 1.0mm Pitch 30cm Length 9 Pin FPC Cable designed for compact connections with 1.0mm..

Rs.66.08 (inc GST)
Rs.56.00 + GST

SKU: 8652 | DAH949
Stock: 0
TDS Water Quality Detection Module (BMCOM) BME63M001

TDS Water Quality Detection Module (BMCOM) BME63M001

TDS Water Quality Detection Module BME63M001 BME63M001 TDS Module for measuring Total Dissolved Soli..

Rs.2,771.81 (inc GST)
Rs.2,348.99 + GST

SKU: 9504 | DAI455
Stock: 0
Write review