86-371-67169097
No. 299, Jinsuo Road, High-Tech Development Zone, Zhengzhou, Henan, China (Mainland)
Original Manufacturer Methane Gas Sensor Of LPG Gas Leak Detector
Character
1. MQ-4 gas sensor with good sensitivity to Combustible gas in wide range
2. High sensitivity to Natural gas
3. Long life and low cost
4. Simple drive circuit
Application
1. Domestic gas leakage detector
2. Industrial Combustible gas detector
3. Portable gas detector
Technical Data
alibaba China Original manufacturer MQ4 gas sensor for lpg gas leak detector
Model No. | MQ-4 | ||
Sensor Type | Semiconductor | ||
Standard Encapsulation | Bakelite (Black Bakelite) | ||
Detection Gas | Natural gas/ Methane | ||
Concentration | 300-10000ppm | ||
Circuit | Loop Voltage | Vc | ≤24V DC |
Heater Voltage | VH | 5.0V±0.2V ACorDC | |
Load Resistance | RL | Adjustable | |
Character | Heater Resistance | RH | 31Ω±3Ω(Room Tem.) |
Heater consumption | PH | ≤900mW | |
Sensing Resistance | Rs | 2KΩ-20KΩ(in 5000ppm CH4 ) | |
Sensitivity | S | Rs(in air)/Rs(5000ppm CH4)≥5 | |
Slope | α | ≤0.6(R5000ppm/R3000ppm CH4) | |
Condition | Tem. Humidity | 20°C±2°C, 65%±5%RH | |
Standard test circuit | Vc:5.0V±0.1V VH: 5.0V±0.1V | ||
Preheat time | Over 48 hours | ||
alibaba China Original manufacturer MQ4 gas sensor for lpg gas leak detector
about Us
Zhengzhou Winsen Electronics Technology Co., Ltd is a hi-tech enterprise, specialized in developing, manufacturing and marketing various types of sensors.
Including:
1. Gas sensor and module for
oxygen(o2)
carbon dioxide (co2)
toxic gases such as CO, H2S, NH3, HCL, SO2, NO2, CL2, ETO...etc.
combustible gases such as methane, propane, butane, hydrogen
air quality: VOC, alcohol, smoke, formaldehyde, toluene, acetone, benzene... etc
2. Flow sensor
3. PIR sensor
4. Humidity sensor
We are ISO9001: 2000 certificated enterprise, and all our products gained RoHS, CE, and UL (USA) certifications.
Currently, Winsen has gained over 60% gas sensor market share in China and exported products to over 80 countries worldwide.
1. Quality Guarantee
All products of Winsen are under strict inspection and testing before they come off the production line to make sure they are 100% qualified.
2. Sample Order
Sample order is accepted, and the fees will be borne by buyer.
Sample cost will be refunded upon big order placed.
3. Customized
Customer LOGO and packing design are accepted.
Customized design and function will be offered freely (including molding).
4. MOQ
Different products model have different MOQ, pls contact us for details.
5. Payment methods
T/T, Western union, etc.
6. Lead Time
Reference lead times: 3~15days after receiving the deposit.
The actual lead time can be informed by Order Processing Dept. when ordering.
7. Shipping
Winsen select the most appropriate way of transportation, according to customer's requirement.
We ensure the on time shipment by choosing experienced forwarder.
Our product range:
C02/ CARBON DIOXIDE gas sensor
Sensor | Sensor Type | Detection Range | Output Signal | Usage |
MH-Z14 | NDIR Infrared | 0-5%VOL optional | UART,PWM,V |
|
MH-Z16 | NDIR Infrared | 0-5%VOL optional | UART,PWM | Educational instrument |
MH-Z19 | NDIR Infrared | 0-5000ppm | UART,PWM |
|
MH-410D | NDIR Infrared | 0-5%VOL optional | UART,V |
|
MH-711A | NDIR Infrared | 0-5%VOL optional | IIC,V | Explosion-proof |
MG811 | Solid Electrolyte | 350-10000ppm | V |
|
MD62 | Thermal Conductor | 0-100%VOL | V |
|
Humidity
Sensor/Module | Type | Detection Range | Working Voltage (V) |
GSM-01 Module | Resistive | 20~90%RH | 5.0 ± 0.1 V (DC) |
MZS001 Module | Capacitive | 11~98%RH | DC5.0V (4.75V~5.25V) |
MS-Z2 Sensor |
| 10~90%RH(0~60°C ) |
|
Co
Sensor/Module | Type | Detection Range | Note |
MQ-7B | Semiconductor | 10~500ppm CO |
|
MQ-9B | Semiconductor | 10~500ppm CO; 300~10000ppm CH4 |
|
ME2-CO | Electrochemical | 0~1000ppm CO | UL Certificated |
ME2-CO-14C | Electrochemical | 0~1000ppm CO | Low cost |
ZE07-CO | Electrochemical | 0~500ppm CO | Sensor module |
Alcohol
Sensor/Module | Type | Detection Range | NOTE |
MQ-3B | Semiconductor | 25~500ppm alcohol | Long life |
MQ-303B | Semiconductor | 20~500ppm alcohol | Low consumption |
MP-3B | Flat Surfaced | 0~500ppm alcohol |
|
MR513 | Hot Wire | 0~500ppm alcohol |
|
ME2-C2H5OH | Electrochemical | 0~1.0mg/L | High accurate |
Nature gas sensor module
Gas Leak Sensor Module | Detection Range | Usage | Shape | Detection Gas |
ZP04 | 0~25%LEL | Household & kitchen use |
| LPG, fuel gas, nature gas, flammable gas |
ZP05 | 0~25%LEL | Vehicle mounted | Double deck | LPG, fuel gas, nature gas, flammable gas |
ZP06 | 0~25%LEL | Car used | Round | LPG, fuel gas, nature gas, flammable gas |
ZP10 | 0~25%LEL | Automobile using |
| LPG, fuel gas, nature gas, flammable gas |
ZC01 | 0~100%LEL | Mining Use |
| Methane, LPG, Propane, Combustible Gas |
ZC02 | 0~100%LEL | Mining Use |
| Methane, LPG, Propane, Combustible Gas |
LPG Nature Gas
Sensor | Type | Detection Range | Detection Gas | Noted |
MQ-4 | Semiconductor | 300~10000ppm | LPG, fuel gas, nature gas, flammable gas, combustible gas | Gas leak detector |
MP-4 | Flat surfaced | 300~10000ppm | LPG, fuel gas, nature gas, flammable gas, combustible gas | Small size, vehicle mounted, low consumption |
MC101 | Catalytic | 0~100%LEL | LPG, fuel gas, nature gas, flammable gas, combustible gas | Digital Linear output, |
MC113 | Catalytic | 0~100%LEL | LPG, fuel gas, nature gas, flammable gas, combustible gas | Mining lights use |
MH-440D | NDIR Infrared | 0~100%VOL optional | LPG, fuel gas, nature gas, flammable gas, combustible gas | Industrial use |
MH-741A | NDIR Infrared | 0~100%VOL optional | LPG, fuel gas, nature gas, flammable gas, combustible gas | Industrial online detection, industrial measurement, anti-explosion |
Flow Sensor
Flow Sensor | Measuring Range |
F1012/F1013 | 20, 30, 100, 200, 500, 1000, 1200, 2000scm |
F1022 | 2, 5, 6, 10, 12, 15, 20SLM |
F1031 | 20, 35, 50, 100, 150, 200SLM |
Air Quality & VOC & Particle Dust Sensor Module
Sensor Module | Detection | Detection Range | Usage |
MP503 | Alcohol, Smoke, Iso-butane, Methane | 10~1000ppm C2H5OH | Air Quality Detector, air purifier |
MP901 | Alcohol, Smoke, Formaldehyde, Toluene, Lighter Gas, VOC | 1~50ppm | Air Quality Detector, air purifier |
ZP01-MP503 | Smoke, Alcohol, VOC |
| Air Quality Detector, air purifier |
ZP07-MP901 | VOC |
| Air Quality Detector, air purifier |
ZPH01 | Particle, Dust | 15000 particles /283ml | Air Quality Detector, air purifier |
