Name: Waveshare MQ-3 Gas Sensor, MQ-3
Brand: Mira Sales
SKU: ZY15927471
Price: 4.82 EUR
Availability: InStock

Waveshare MQ-3 Gas Sensor, MQ-3

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Waveshare MQ-3 Gas Sensor, MQ-3

Partagez ce produit
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- Email

Delivered in 3-11 working days Can't find what you're looking for? Contact us for availability.

€4,82 Incl. T.V.A.

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Expédié aujourd'hui ? Commandez dans : Oct 12, 2026 23:59:00 +0100

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Description

Overview
1. Sensitive for alcohol, ethanol
2. Output voltage boosts along with the concentration of the measured gases increases
3. Fast response and recovery
4. Adjustable sensitivity
5. Signal output indicator

Specifications
1. Power: 2.5V ~ 5.0V
2. Dimension: 40.0mm * 21.0mm
3. Mounting holes size: 2.0mm

Applications
1. Car alcohol alarm
2. Breathalyser

How to Use
In the case of working with a MCU:
1. VCC: 2.5V ~ 5.0V
2. GND: Power supply ground
3. AOUT: MCU.IO (analog output)
4. DOUT: MCU.IO (digital output)

Package Contents
1. MQ-3 Gas Sensor x1
2. 4-pin custom connector jumper wire x1

Specification:

Package Weight

One Package Weight

0.06kgs / 0.13lb

One Package Size

5cm * 4cm * 1cm / 1.97inch * 1.57inch * 0.39inch

Qty per Carton

4800

Carton Weight

288.00kgs / 634.92lb

Carton Size

60cm * 40cm * 40cm / 23.62inch * 15.75inch * 15.75inch

Loading Container

20GP: 277 cartons * 4800 pcs = 1329600 pcs
40HQ: 644 cartons * 4800 pcs = 3091200 pcs

Avantages et inconvénients

Sustainably produced
Ideal for everyday use
May discolor in direct sunlight

Returns & Delivery

When will my order be delivered?

We ship worldwide. Your order will be packaged really carefully and delivered wherever you want. Delivery takes between 4-6 business days. You will receive an e-mail after ordering with more information about the delivery.

Can I return my product?

Orders can be returned or exchanged within 30 days of receiving the parcel, providing they are in original resalable condition.

What can I do if my item (or part of it) is damaged?

We work hard to deliver your items without damage. Orders can be returned or exchanged within 30 days of receiving the parcel, providing they are in original resalable condition.

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