Single Gas Detector

Single Gas Detector

Portable Built-in Pump Single Gas Detector (Plastc Casing)
Portable Built-in Pump Single Gas Detector (Plastc Casing)
Portable Built-in Pump Single Gas Detector (Plastc Casing)
Portable Built-in Pump Single Gas Detector (Plastc Casing)
Portable Built-in Pump Single Gas Detector (Plastc Casing)

Portable Built-in Pump Single Gas Detector (Plastc Casing)

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BrandSafewill
ModelES20C
Weight0.36Kg
CertificatesCE, ATEX, SIL, RoHS, ISO14001, ISO9001,ISO45001
Detected GasCO, H2S, NH3, O3, O2, SO2, CH4, CH2O, NO, NO2, HCL, H2, CLO2, LEL, He

Portable Built-in Pump Single Gas Detector (Plastic Casing): Precision and Convenience in a Compact Design


The portable single gas detector detector, housed in a durable plastic casing, integrates the advanced sensor technology and pump suction to deliver highly accurate measurements. Its intelligent algorithm and multi-point calibration ensure stable performance, while the rechargeable 2600mAh lithium battery allowing 20+ hours of continuous operation. Carbon monoxide tester, CO2 detector, H2S monitor, you can get satisfied with various gas options with this well-designed detector, such as NH3, O2, CH4, TVOC, O3, LPG gas, SO2, NO2, H2S....which makes it a perfect choice to detecting gas leakage or concentration in petrochemical, environmental protection, laboratories, and more.


Safewill provide professional and customer-centric services:

OEM Support: Flexible OEM policy to help partners develop branding 

Short Lead Time: Rapid production and delivery within 3 days to meet urgent demands;

Sufficient stock: Ready-to-ship products to minimize delays.

Test and Calibration: Strict test and calibration report issued before delivery from factory;

Warranty & After-Sales Service: Comprehensive warranty and dedicated technical support.


For more details of this high quality gas detector or to place an order, please contact us directly to get an immediate reply! 

Basic Information
Product NamePortable Built-in Pump Single Gas Detector (Plastc Casing)
Detection MethodPump Suction
Data TransmissionUSB output
Preheat Time90 Seconds
Temperature/ Humidity/Pressure-20°C to +50°C/10%-95% RH (non-condensing)/86-106 KPa
Power SupplyLithium battery, nominal voltage: 3.7VDC, capacity 2600mAh
Charging Time≤6 hours
Operating Time≥12 hours (at room temperature with electrochemical sensor)
Alarm MethodAudible and visual alarms, dual-color LED indicator, sound level ≥75 dB
@ 25 cm
Detection PrincipleElectrochemical, catalytic, NDIR, PID, etc,.
Indication Error±3% F.S
Response TimeT90 < 30 seconds (varies by gas sensor)
Protection ClassIP54
MaterialABS Plastic 
WeightApproximately 0.36 kg
Dimensions220.0 mm × 64.8 mm × 35.5 mm (L × W × H)


Technical Parameters
Gas OptionsDetecting RangeResolution
Carbon Monoxide(CO)0-100/500ppm1ppm
Hydrogen Sulfide(H2S)0-100/1000ppm1ppm
Ammonia(NH3)0-20/100/1000ppm0.1/1ppm
Ozone(O3)0-1/10/100ppm0.1/1ppm
Oxygen(O2)0-30%VOL1%VOL
Sulfur Dioxide(SO2)0-20/2000ppm1ppm
Methane(CH4)0-100%VOL1%VOL
Formaldehyde(CH2O)0-10/50ppm1ppm
Nitric Oxide(NO)0-250/2000ppm1ppm
Nitrogen Dioxide(NO2)0-20/2000ppm1ppm
Hydrogen Chloride(HCL)0-50/200ppm1ppm
Hydrogen(H2)0-1000/40000ppm1ppm
Chlorine Dioxide(CLO2)0-1/50ppm0.1/1ppm
Combustible Gas0-100%LEL1%LEL
Helium (He)0~10%/30%/50%/99.9%/ 99.999%VOL; 0-1000PPM0.1%VOL/1ppm
For more other gas detecting, please contact us for customization as per your request.

ES20C Datasheet

Color Customization To Create a Unique Appearance

Do you want your product to stand out among numerous gas detectors? Our customized service offers a variety of shell color options to perfectly match the appearance of your product with your brand image. Take immediate action to create a unique gas detector that your customers can recognize at a glance
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August 08, 2025

During the visit, our engineers worked closely with the customer’s technical team to resolve on-site technical issues, including connecting our equipment to the customer’s own system. The successful integration and smooth operation left a strong impression. As a result, the customer immediately confirmed and signed an order.

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