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₹948.55 (Including tax)
Discount per Bulk Quantity
| Quantity | Discount | Price |
|---|---|---|
| 5 - 10 | 5% | ₹901.12 (Including tax) |
| 11 - 20 | 8% | ₹872.66 (Including tax) |
| 21 - 40 | 10% | ₹853.69 (Including tax) |
| 41 - 100 | 12% | ₹834.71 (Including tax) |
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The MQ4 is used in gas leakage detecting equipment in consumer and industry markets,this sensor is suitable for detecting CH4,Natural gas, LNG, avoid exposure to alcohol, cooking fumes, and cigarette smoke. The sensitivity can be adjusted by the potentiometer
1 x DFRobot Gravity Analog CH4 Gas Sensor (MQ4) For Arduino
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| 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 |
Out of stock
Out of stock
| Model |
DFRobot Gravity NH3 Sensor |
|---|---|
| Detection Gas |
Ammonia (NH3) |
| Detection range |
0~100ppm |
| Working Voltage |
3.3~5.5V DC |
| Working Current |
<5mA |
| Output Signal |
I2C ,UART (0~3V) ,analog voltage |
| Compatibility |
Arduino ,ESP32 ,Raspberry pi |
| Lifespan |
>2 years (in the air) |
| Working Humidity Range |
15~90%RH (non-condensing) |
| Working Temperature Range (°C) |
-20~50℃ |
| Product Dimensions |
37 x 32mm |
Out of stock
| 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 |
Out of stock
| Heater voltage |
5.0±0.2V DC |
|---|---|
| Circuit Voltage |
5.0±0.2V DC |
| Heater Current |
56±5mA |
| Minimum impedance between Pin#2,3 and GND |
2.5MΩ |
| Operating conditions |
0Ëš~40ËšC ,30~95%RH |
| Temperature differential between inside and outside detector casing |
≤10˚C max. (see NOTE 1) |
| Test gas conditions |
1250±100ppm iso-butane in air at 20˚±2˚C ,65±5%RH |
| Circuit conditions |
VH=5.0±0.05V DC VC=5.0±0.05V DC |
Out of stock
Out of stock
| Model No. |
TGS3870-F00 |
|---|---|
| Circuit Voltage |
5.0±0.2V DC pulse |
| Load Resistance |
variable (>0.75kΩ) |
| Sensing Principle |
MOS type |
| Sensor Resistance |
0.3kΩ~5.0kΩ in 3000ppm methane 2kΩ~40kΩ in 200ppm CO |
| Standard Package |
Plastic base and metal can |
| Target Gases |
Methane and Carbon Monoxide |
| Test Gas Conditions |
Target gas in air at 20±2˚C ,65±5%RH |
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