A
Anonymous
Mar 05, 2026
Rating: 5/5
Perfect for learning
Great sensor for my Arduino starter kit. Easy to wire and read values.
Description
MQ-5 gas sensor module designed for detecting liquefied petroleum gas (LPG), natural gas, and city gas
Reviews
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
A
Anonymous
Feb 26, 2026
Rating: 5/5
Reliable hardware
Used in multiple projects without issues. Good build quality.
A
Anonymous
Jan 26, 2026
Rating: 5/5
Sensitive detection
Responds quickly to gas sources during testing. Very satisfied.
A
Anonymous
Jan 24, 2026
Rating: 3/5
Okay product
Documentation could be better for beginners. Works as expected though.
A
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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