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MQ-303A Alcohol Gas Sensor Module

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Stock: Out Of Stock
Availability: NotInStock priceValidUntil: 2026-08-31
Brand: Generic
SKU: 1814 |

Rs. 295.00 (inc GST)
Rs.250.00 + GST

Qty :
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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.

Description

MQ-303A Alcohol Gas Sensor Module

MQ-303A sensor detects alcohol with high sensitivity and quick response; ideal for breath analyzers and automotive systems.

The MQ-303A Alcohol Gas Sensor Module is a tin dioxide semiconductor sensor designed for precise alcohol detection. With its high sensitivity and quick response time, it is perfect for applications such as portable breath alcohol checkers and ignition locking systems in automobiles. This sensor can effectively measure alcohol concentrations, providing reliable results for safety and compliance. The MQ-303A is a key component in any system requiring accurate gas detection, ensuring user safety and operational efficiency. Explore the potential of the MQ-303A Alcohol Gas Sensor Module for your projects today, and enhance your designs with dependable gas sensing technology.

At DNA, we offer top-quality GAS and Air Quality Sensors like the MQ-303A from trusted brands. Explore our range and find the right sensor for your needs. Check other GAS and Air Quality Sensor that we have in stock.

Are you looking for more electronic components? At DNA, we can help you find what you need. If you can't locate certain parts, we can import them for you. We support retail and bulk buying. Check out related items like Inductor, Nextion Display, LCD, and more. Contact Us.

Features of MQ-303A Alcohol Gas Sensor Module

High sensitivity to alcohol
Quick response time
Suitable for portable breath analyzers
Compact design
Easy to integrate

Specification of MQ-303A Alcohol Gas Sensor Module

Operating Voltage: 5V
Sensitivity Range: 0.1mg/L to 10mg/L
Response Time: < 10s

Applications of MQ-303A Alcohol Gas Sensor Module

Breath alcohol checkers
Automotive ignition locking systems
Industrial safety equipment
Home security systems

Package Includes

1 X MQ-303A Alcohol Gas Sensor Module

Extra Information
Country of Origin	China
Imported By	ElectroSource Private Limited

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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.

How do I track my shipment?

After dispatch, you’ll receive a tracking link/number via email/WhatsApp/SMS (as applicable).

I forgot to add GST number at time of placing order, but I need GST Invoice in my firms name?

You can contact us via Contact us page and send your order details and GST number we will send you updated Invoice soft copy.

Do you support Purchase Orders (PO) for companies/colleges?

Yes — we accept POs. To process a PO faster, share: PO copy, billing address, shipping address, GSTIN (if applicable), and contact number. We’ll confirm availability, price, and dispatch timeline.

Can I return a component if I ordered the wrong value/package?

If the item is unused and in original packaging, we’ll check eligibility case-by-case. Some items may be non-returnable depending on category/condition.

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