Attributes

Brand	-
Category	Electronic Components / Maker DIY / Computer Hardware, Monitors & Peripherals
Origin	-
Model Number	MQ-5
Detection Gases	LPG, Natural Gas, Town Gas
Operating Voltage	5V DC
Analog Output	0-5V Signal
Digital Output	TTL Level (0/1)
Preheat Time	24-48 Hours
Operating Temperature	-10°C to 50°C
PCB Dimensions	32mm x 20mm
Weight	8 Grams
Intended Use	Prototyping & Education

5 reviews

Anonymous

Mar 05, 2026

Rating: 5/5

Perfect for learning

Great sensor for my Arduino starter kit. Easy to wire and read values.

Anonymous

Feb 26, 2026

Rating: 5/5

Reliable hardware

Used in multiple projects without issues. Good build quality.

Anonymous

Jan 26, 2026

Rating: 5/5

Sensitive detection

Responds quickly to gas sources during testing. Very satisfied.

Anonymous

Jan 24, 2026

Rating: 3/5

Okay product

Documentation could be better for beginners. Works as expected though.

Anonymous

Jan 18, 2026

Rating: 4/5

Works well

Needs patience for calibration but accurate once warmed up.

5 FAQ

Q: Does this detect Carbon Monoxide?

A: No, please use MQ-7 for Carbon Monoxide detection.

Q: What are the pin functions?

A: The pins are VCC, GND, Digital Output, and Analog Output.

Q: How long is the preheat period?

A: Please allow 24-48 hours for stable readings before calibration.

Q: Can I use this with Raspberry Pi?

A: Yes, but ensure voltage levels are compatible. The module operates at 5V.

Q: Is this certified for home safety?

A: No, this is for prototyping only. Not for life-safety applications.

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