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

Winsen MQ138 VOC Gas Sensor

  • Stock: Out Of Stock

    Availability: NotInStock priceValidUntil: 2026-02-22

  • Brand: Winsen
  • SKU: 10415 | DAJ355

Availability: NotInStock priceValidUntil: 2026-02-22

  • Rs. 2,530.12 (inc GST)
    Rs.2,144.17 + 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 more quantity or not in stock? Email: dnatechindia [at] gmail.com

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

Winsen MQ138 VOC Gas Sensor

Winsen MQ138 sensor for IAQ monitoring, high sensitivity to VOCs, detects toluene and acetone.

The Winsen MQ138 VOC Gas Sensor is designed for indoor air quality monitoring. This gas sensor uses SnO2 as its sensitive material, offering high sensitivity to various volatile organic compounds (VOCs) such as toluene, acetone, and alcohol. It converts changes in conductivity due to gas presence into corresponding output signals, making it ideal for simple circuit applications. The Winsen MQ138 is a low-cost solution for monitoring hydrogen and other organic vapors effectively.

With its ability to detect multiple organic gases, the Winsen MQ138 VOC Gas Sensor serves various applications in environmental monitoring and safety. It is particularly useful for indoor air quality (IAQ) assessments, ensuring healthier living and working conditions. Its compact design and straightforward operation make it a preferred choice for hobbyists and professionals alike.

Choose the Winsen MQ138 for reliable air quality measurements. This sensor is essential for projects requiring accurate VOC detection, enhancing the safety and comfort of your environment.

At DNA, we offer the Winsen MQ138 VOC Gas Sensor from Winsen Electronics, a trusted name in gas sensing technology. Explore our range of GAS and Air Quality Sensors to find the right solution for your needs. Check other "GAS and Air Quality Sensor" that we have in stock.

If you are searching for specific electronic components, DNA can help. We can import parts if they are not available in our stock. We support retail and bulk orders for items like SMPS, Power Supply, Development boards, and more. Contact Us.

Features of Winsen MQ138 VOC Gas Sensor

  • High sensitivity to VOCs
  • Simple circuit integration
  • Low-cost solution for air quality monitoring

Specification of Winsen MQ138 VOC Gas Sensor

  • Sensitive material: SnO2
  • Operating voltage: 5V
  • Detection range: 10-1000 ppm

Applications of Winsen MQ138 VOC Gas Sensor

  • Indoor air quality monitoring
  • VOC detection in homes
  • Environmental safety assessments

Related Links for Winsen MQ138 VOC Gas Sensor

Package Includes

  • 1 X Winsen MQ138 VOC Gas Sensor
Extra Information
Country of Origin China
Imported By ElectroSource Private Limited

Reviews (0)

Write a review

Note: HTML is not translated!
    Bad           Good

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.
Where are you located / where do you ship from?
We’re based in Nashik, Maharashtra. All orders are dispatched from Nashik.
What payment methods do you accept?
We accept UPI, cards, netbanking, and other checkout options shown on the payment page.
What details should I send for a bulk quote?
Send these details for an accurate bulk quote: - Part number(s) - Quantity required - Preferred brand (if any) - Product image (if possible) - Delivery address + PIN code - GST invoice needed (Yes/No) + GSTIN (if Yes)
Are components original / new?
We aim to supply genuine, new parts. For sourced items, we confirm availability and provide the best matching grade/brand possible.

NEW Products

Product Page : New Products

TOP224YN Power Integrations Off Line Switcher IC

TOP224YN Power Integrations Off Line Switcher ICTOP224YN Power Integrations Off Line Switcher ICThe ..

Rs.115.64 (inc GST)
Rs.98.00 + GST

SKU: 9169 | DAF578
Stock: 8

DC Power Jack ISPL Female Socket (Cabinet Mounting)

2.1 X 5.5mm DC Power Female DC ISPL Socket Cabinet MountingThis is DC Power Jack Socket which can di..

Rs.14.16 (inc GST)
Rs.12.00 + GST

SKU: 1386 | DAB138
Stock: 30

TD301D485H-A Mornsun Isolated DC TO DC Converter Module

Mornsun Isolated DC TO DC Converter Module TD301D485H-A TD301D485H-A converts logic signals to isol..

Rs.658.44 (inc GST)
Rs.558.00 + GST

SKU: 3890 | DAG623
Stock: 100

WAYON WMJ80N60C4 TO-247 MOSFET Power Switch

WAYON WMJ80N60C4 TO-247 MOSFET Power SwitchWMJ80N60C4 MOSFET for power switching with 80A, 600V, and..

Rs.358.93 (inc GST)
Rs.304.18 + GST

SKU: 10495 | DAJ519
Stock: 25

Have You Seen

Product Page : Have You Seen

DFRobot Fermion: MEMS Carbon Monoxide CO Gas Detection Sensor (Breakout, 5-5000ppm)

DFRobot Fermion: MEMS Carbon Monoxide CO Gas Detection Sensor (Breakout, 5-5000ppm)Fermion CO Sensor..

Rs.539.00 (inc GST)
Rs.456.78 + GST

SKU: 10385 | DAJ217
Stock: 10

HDC1080 Humidity Sensor Module

HDC1080 Humidity Sensor ModuleHDC1080 Humidity & Temperature Sensor ModuleHDC1080 is a a very Lo..

Rs.513.30 (inc GST)
Rs.435.00 + GST

SKU: 1269 | DAA696
Stock: 9

LM2576T 3.3 Volts Step Down Voltage Regulator

LM2576 Step Down Voltage Regulator 3.3VLM2576T 3.3V Step Down Regulator + 3A Output, High Efficiency..

Rs.90.27 (inc GST)
Rs.76.50 + GST

SKU: 2986 | DAE697
Stock: 1

MEANWELL HDR -30-24 SMPS

Meanwell HDR-30-24 DIN Rail Power Supply Meanwell HDR-30-24 AC-DC power supply with high efficiency,..

Rs.1,354.64 (inc GST)
Rs.1,148.00 + GST

SKU: 3476 | DAD646
Stock: 6

Related Products

MQ138 Formaldehyde Gas Detection Sensor Module

MQ138 Formaldehyde Gas Detection Sensor Module

MQ138 Formaldehyde Gas Detection Sensor ModuleMQ138 Sensor for formaldehyde detection, 1-10 ppm rang..

Rs.4,440.93 (inc GST)
Rs.3,763.50 + GST

SKU: 1822 | DAB105
Stock: 1
DFRobot Fermion: MEMS Odor Smell Gas Detection Sensor (Breakout, 0.5-50ppm)

DFRobot Fermion: MEMS Odor Smell Gas Detection Sensor (Breakout, 0.5-50ppm)

DFRobot Fermion: MEMS Odor Smell Gas Detection Sensor (Breakout, 0.5-50ppm)Fermion MEMS Sensor for o..

Rs.539.00 (inc GST)
Rs.456.78 + GST

SKU: 10379 | DAJ211
Stock: 8
DFRobot Fermion: H2S Gas Sensor – Hydrogen Sulfide Detector (Breakout, 0.5-50ppm, MEMS, Low Power)

DFRobot Fermion: H2S Gas Sensor – Hydrogen Sulfide Detector (Breakout, 0.5-50ppm, MEMS, Low Power)

DFRobot Fermion: H2S Gas Sensor – Hydrogen Sulfide Detector (Breakout, 0.5-50ppm, MEMS, Low Power) F..

Rs.932.00 (inc GST)
Rs.789.83 + GST

SKU: 10382 | DAJ214
Stock: 10