DFRobot Gravity Analog LPG Gas Sensor (MQ5) For Arduino

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SKU: rz24310696 Category: Gas and Dust Sensor

Description

The MQ5 is used in gas leakage detecting equipment in consumer and industry applications,this sensor is suitable for detecting LPG, natural gas, coal gas. Avoid the noise of alcohol, cooking fumes and cigarette smoke. The sensitivity can be adjusted by the potentiometer

Features:

High sensitivity to CH4，Natural gas
Small sensitivity to alcohol, smoke
Fast response
Stable and long life
Simple drive circuit

Specifications:

Power supply needs: 5V
Interface type: Analog
Pin Definition: 1-Output 2-GND 3-VCC
High sensitivity to LPG, natural gas, town gas
Small sensitivity to alcohol, smoke
Fast response
Stable and long life
Simple drive circuit
Size: 40x20mm(1.57″x0.79″)

Packages Includes:

1 x DFRobot Gravity Analog LPG Gas Sensor (MQ5) For Arduino

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Shipping & Delivery

Shipping and Delivery Policy

1. Shipping Process:

Orders are processed within 1-2 business days after payment confirmation.
Delivery time varies based on location and selected shipping method, typically ranging between 3-7 business days.
We partner with trusted courier services to ensure timely and safe delivery.

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Shipping charges are calculated at checkout based on the delivery location and package weight.
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5. Delivery Issues:

If a package is delayed, lost, or damaged during transit, please contact our support team immediately.
Claims for lost or damaged items must be reported within 48 hours of delivery.

6. No Return Policy for Opened/Soldered Products:

We do not accept returns for products that have been opened, used, or soldered.
Ensure you verify product compatibility before purchase, as returns will only be accepted for unopened and unused items in their original packaging.

7. Refund Policy:

Refunds will be issued only for canceled orders before shipment or wrong/damaged items received (subject to investigation).
No refunds or replacements for products that have been tampered with, soldered, or physically damaged by the customer.

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SKU: rz2439922

Detection Gas	Hydrogen (H2)
Detection range	0~1000ppm
Working Voltage	3.3～5.5V DC
Working Current	＜5mA
Output Signal	I2C , UART (0~3V) , analog voltage
Working Temperature	-20～50℃
Working Humidity	15～90%RH (non-condensing)
Storage Temperature	-20～50℃
Communication Protocol	I2C , UART and analog
Compatibility	Arduino , ESP32 , Raspberry pi
Storage Humidity	15～90%RH (non-condensing)
Lifespan	>2 years (in the air)
Adapter Plate Size	37 x 32mm

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Gas Detection	Carbon Dioxide (CO2)
Operating Voltage	4.5 ~ 5.5V DC
Average Current	<85mA
Output	UART
Measuring Range	0 ~ 50000ppm
Accuracy	± (50ppm + 5% reading)
Preheating Time	3min
Response Time	T90 < 30s
Operating Temperature	0 ~ 50 ℃
Operating Humidity	0 ~ 95% RH (no condensation)
Service Life	>5 years

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Circuit Voltage	5.0±0.2V DC
Heater Current	56±5mA
Operating conditions	0˚~40˚C , 30~95%RH
Temperature differential between inside and outside detector casing	≤10˚C max. (NOTE 1)
Circuit current	10mA (max)
Reference voltage	1.0~4.0V DC (NOTE 2)

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Heater Voltage	5.0±0.2V DC
Circuit Voltage	5.0±0.2V DC
Heater power consumption	280mW (typical)
Heater Current	56±5mA
Sensing Principle	MOS type
Heater Resistance	approx 59Ω at room temp. (typical)
Load Resistance	variable 0.45kΩ min
Sensor Resistance	10kΩ ~ 100kΩ in air
Standard Package	TO-5 metal can
Target Gases	Air contaminants (VOCs , ammonia , H2S , etc.)
Test Gas Conditions	normal air at 20±2˚C , 65±5%RH

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Model No.	TGS5042-A00
Target Gases	Carbon monoxide
Typical detection range	0 ~ 10 , 000ppm
Output current in CO	1.2~2.4nA/ppm
Baseline offset(*1)	<±10ppm equivalent
Operating & storage temperature (2,3)	-5˚C ~ +55˚C
Operating humidity	5 ~ 99%RH (no condensation)
Response time (T90)	within 60 seconds
Standard test conditions	20±2˚C , 40±10%RH

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SKU: rz2436545

Maximum Working Voltage (V)	4.75~5.25
Working Current	Average 7.5mA；Highest 32mA
Oxygen Concentration Range	0~25%
Atmospheric Pressure Range (mbar)	500~1200mbar

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Operating Temperature Range (°C)	-40~+55℃
Working Humidity Range	15~90%RH(Non-Condensing）
Measure Range	0~100ppm
Response Time ( μS)	≤30000

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