Portable multi
1 Year
3 Years
Nkyf
Customized
Portable
FCC, CE, RoHS
CH4
Portable Gas Detector
Light/Sound/Vibration
Industrial Production
Catalytic/Electrochemical/Infrared
Ex Ib Iib T4 GB
Ex, O2, Co, H2s or Other Gas Combination
Temperature(-20~50)Degree
Free Diffusion
OEM, ODM
4 Gases Portable Gas Detectors
Detects Gas
1700mA Lithium Battery
NKYF
Customized Packaging
11*7*5
Ningxia, China
Product Description
*We support sample orders to check product quality
*We also have wholesale prices, buy more, save more
*Each gas detector could be customized monitoring gas (over 200 types) by changing sensors
*Each gas detector could be customized the enclosures colors
*Just send inquiry to know more
*Just click it to suit all your needs
*Each gas detector could be customized monitoring gas (over 200 types) by changing sensors
*Each gas detector could be customized the enclosures colors
*Just send inquiry to know more
*Just click it to suit all your needs

Product Size | 14*7*5cm |
Packing size | 26*20*8cm |
Battery | 3.7V,1700mA lithium battery |
Precision | ± 2%FS |
Working environment | Temperature(-20~50); Humidity: ≤95% RH |
Detection principle | catalytic/electrochemical/Infrared |
Alarm method | Light/sound/Vibration |
Sampling | Natural diffusion |
Measurement range | Combustible (0-100%LEL); Oxygen (0-30% VOL); Hydrogen sulfide (0-100ppm); Carbon monoxide (0-1000ppm) |
Measurable gas | EX combustible gases, CO, O2, H2S, NO2, natural gas, Methane, NO, SO2, NH3, H2, or other gases as customer requirments |
Display mode | LCD displays real-time data and alarm status and detects gas |
Explosion-proof mark | Ex ia IICT6 |
Response time | T90<10s |
Working voltage | DC3.7V (Lithium battery 2000mAh) |
Charging time | <6h |
Standby time | more than 8 hours |

1. With real-time storage, alarm status and time can be recorded in real time;
2. Continuously gas concentration and LCD real-time display;
3. Rechargeable lithium battery (continuous working period can be 16~18 hours);
4. Concentration units ppm/lel;
5. Built-in vibration alarm which is applied for noisy environment;
6. Two stage alarm threshold: the low alarm and high alarm point can be adjusted based on actual needs;
7. Fully functional: sensor, integrity of battery and circuit, acoustic & visual & vibration three-stage alarm;
8. Small figure and light weight;
9. Password protection capability: only the authorized user can modify the preset parameter.
10.With miro USB interface, can be charged;
11.Pluggable USB to TTF adapter, connected to the host computer to read the alarm record;
12.Can be customized according to customer needs, display up to 4 gas values at the same time.
2. Continuously gas concentration and LCD real-time display;
3. Rechargeable lithium battery (continuous working period can be 16~18 hours);
4. Concentration units ppm/lel;
5. Built-in vibration alarm which is applied for noisy environment;
6. Two stage alarm threshold: the low alarm and high alarm point can be adjusted based on actual needs;
7. Fully functional: sensor, integrity of battery and circuit, acoustic & visual & vibration three-stage alarm;
8. Small figure and light weight;
9. Password protection capability: only the authorized user can modify the preset parameter.
10.With miro USB interface, can be charged;
11.Pluggable USB to TTF adapter, connected to the host computer to read the alarm record;
12.Can be customized according to customer needs, display up to 4 gas values at the same time.

Any combustible, flammable, toxic, oxygen, TVOC gas could be detected by the referred detector, for more detailed infos, pls contact us by cilicking this link.
Measured gas | Measuring range | Selectable range | Resolution |
Combustible Ex | 0-100%LEL | 0-100%VOL | 1%LEL/1%VOL |
Oxygen O2 | 0-30%VOL | 0-30%0-100%VOL | 0.1%VOL |
Hydrogen Sulfide H2S | 0-100PPM | 0-502001000PPM | 0.1/1PPM |
carbon monoxide CO | 0-1000PPM | 0-500/2000/5000PPM | 0.1/1PPM |
nitrogen dioxide NO2 | 0-20PPM | 0-501000PPM | 0.1/1PPM |
natural gas | 0-100%LEL | 0-100%LEL | 1%LEL |
Nitrogen oxides | 0-20PPM | 0-501000PPM | 0.1/1PPM |
Methane CH4 | 0-100%LEL | 0-100%LEL | 1%LEL/1%VOL |
carbon dioxide CO2 | 0-5000PPM | 0-1%5%10%VOL | 1PPM/0.01%VOL |
Nitric oxide NO | 0-250PPM | 0-5001000PPM | 1PPM |
nitrogen N2 | 0-100%LEL | 0-100%VOL | 1%VOL |
Alcohol | 0-100%LEL | 0-100%LEL | 1%LEL/1%VOL |
Sulphur dioxide SO2 | 0-20PPM | 0-501000PPM | 0.1/1PPM |
Chlorine CL2 | 0-20PPM | 0-10100PPM | 0.1PPM |
Dichlorosilane | 0-20PPM | 0-20100PPM | 1PPM/0.1PPM |
Ammonia NH3 | 0-100PPM | 0-505001000PPM | 0.1/1PPM |
Silicon tetrachloride | 0-20PPM | 0-20100PPM | 1PPM/0.1PPM |
Hydrogen H2 | 0-100%LEL | 0-1000PPM | 1%LEL/1PPM |
Phosphine PH3 | 0-20PPM | 0-200-100PPM | 0.01/0.1PPM |
Hydrogen chloride HCl | 0-20PPM | 0-2050100PPM | 0.01/0.1PPM |
Acrylonitrile | 0-100PPM | 0-100PPM | 1PPM/0.1PPM |
TVOC | 0-100PPM | 0-100PPM | 1PPM/0.1PPM |
CLO2 | 0-50PPM | 0-10100PPM | 0.1PPM |
Hydrogen cyanide HCN | 0-50PPM | 0-100PPM | 0.1/0.01PPM |
Ethylene oxide ETO | 0-10PPM | 0-100PPM | 1PPM/0.1PPM |
Ozone O3 | 0-10PPM | 0-20100PPM | 0.011PPM/0.1PPM |
Formaldehyde CH2O | 0-20PPM | 0-50100PPM | 1/0.1PPM |
Fluorine gas F2 | 0-10PPM | 0-110PPM | 1PPM/0.1PPM |
Hydrogen fluoride HF | 0-10PPM | 0-11050100PPM | 0.01/0.1PPM |
Xylene, Toluene | 0-20PPM | 0-51050100PPM | 0.01/0.1PPM |
malodor | 0-100PPM | 0-100PPM | 1PPM/0.1PPM |

Ningxia Nuoke Yinfeng Intelligent Technology Co., Ltd.
Specializing in the development, production, sales and technical services of gas detection instruments
Gas detection: Oxygen, various flammable and explosive gases, various toxic and harmful gases, volatile organic compounds (VOC), etc.
Applications:Environmental protection, petroleum, chemical, shipbuilding, electric power, papermaking, metallurgy, pharmaceutical, water treatment, food processing, coal, building and other fields of gas detection




1.Q:Can I have a sample order to test quality? A: Yes, we re commend and welcome sample order to test and check before order.
2. Q: Do you offer guarantee for the products? A: Yes, we offer 1 or 2 years guarantee for the products.
3. Q: If I order big quantity, Can I have a cheaper price? A: We will reduce the price according to the specific quantity and your requirements for the product.
4.Q: How does your I factory do regarding the quality control? A: Quality is priority, Our factory has passed ISO 9001 with annual audit.Established a procedure to check products at all stages of the manufacturing process-raw materials, in process materials.validated or tested materials, finished goods.etc.
2. Q: Do you offer guarantee for the products? A: Yes, we offer 1 or 2 years guarantee for the products.
3. Q: If I order big quantity, Can I have a cheaper price? A: We will reduce the price according to the specific quantity and your requirements for the product.
4.Q: How does your I factory do regarding the quality control? A: Quality is priority, Our factory has passed ISO 9001 with annual audit.Established a procedure to check products at all stages of the manufacturing process-raw materials, in process materials.validated or tested materials, finished goods.etc.