Multi Gas Detector
| Brand | Safewill |
| Model | ES30A |
| Weight | 182g |
| Certificates | CE, ATEX, SIL, RoHS, ISO14001, ISO9001, ISO45001 |
| Particulate Matter | LEL, H2S, CO, O2 |
Safewill Portable 4-in-1 Gas Detector---Compact, Reliable, and Versatile, the Best Choice for Human Safety Support
Product Details:
This multi gas detector applies the advanced sensor technology to simultaneously measure four gases combustible gases, toxic gases hydrogen sulfide and carbon monoxide as well as oxygen, delivering accurate result for users. The portable and compact design makes it ideal for on-the-go use, while the rechargeable battery supports users with extended standby time. Widely applicable across industries, it is perfect for natural gas alarm detection, petrochemical operations, confined space entry, factories 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.
Delivering precise and efficient monitoring, this multi-gas monitor is the ultimate safety tool for industrial and personal use, why not drop an short email to receive detailed specification and price?
| Basic Information | ||||
| Product Name | Portable 4-in-1 Gas Detector | |||
| Detection Method | Diffusion | |||
| Data Transmission | USB output | |||
| Response Time | T90<30S | |||
| Temperature/ Humidity/Pressure | -20°C to +50°C/10%-95% RH (non-condensing)/86-106 KPa | |||
| Power Supply | Lithium battery, nominal voltage: 3.7VDC, capacity 1300mAh | |||
| Charging Time | ≤6 hours | |||
| Operating Time | ≥8 hours (at room temperature with electrochemical sensor) | |||
| Alarm Method | Audible and visual alarms, dual-color LED indicator, sound level ≥75 dB @ 25 cm | |||
| Protection Class | IP54 | |||
| Material | ABS | |||
| Weight | 182g | |||
| Dimensions | 123.88x65x50.7mm (L × W × H) | |||
| Technical Parameters | ||||
| Detected Gases | Measuring Range | Resolution | Indication Error | |
| COMBUSTIBLE GASES(LEL) | 0-100%LEL | 1%LEL | ±3 %F.S | |
| HYDROGEN SULFIDE(H2S) | 0-100ppm | 1ppm | ±3 %F.S | |
| CARBON MONOXIDE(CO) | 0-500ppm | 1ppm | ±3 %F.S | |
| OXYGEN(O2) | 0-30%VOL | 0.1%VOL | ±3 %F.S | |
Color Customization To Create a Unique Appearance
Recent News
Danish Client Visits Safewill Factory to Advance CO₂ Gas Detector OEM Cooperation
January 22, 2026
Recently, a Danish client visited Shenzhen Safewill Technology Co., Ltd. for a factory audit and business meeting focused on OEM cooperation for CO₂ gas detectors. The visit aimed to finalize technical details and evaluate Safewill as a long-term manufacturing partner for the European market.
Congo Client Visits Safewill Factory and Confirms Cooperation with 7 AQM Units
January 08, 2026
After a series of technical discussions and hands-on equipment evaluations, the Congo client confirmed the purchase of 7 AQM sample units, covering PM2.5, PM10, CO, CO2, O3, SO2, NO2, temperature, humidity, and meteorological parameters. These sample units will be deployed in multiple pilot locations within Congo to support early-stage environmental assessment projects.
Safewill Launches 2025 Christmas Promotion — Up to 10% Off Gas Detection & Air Quality Solutions
December 09, 2025
Shenzhen, China – December 2025— As the festive season approaches, Shenzhen Safewill Co., Ltd. is delighted to announce its annual Christmas Promotion, offering customers exclusive discounts across a wide range of gas detection and environmental monitoring products. The campaign aims to support global partners, distributors, and end users with high-quality safety solutions at year-end special prices. During the promotion period, customers can enjoy up to 10% OFF
Brazilian Client Visits Factory and Purchases 10 Units of AQM
August 19, 2025
This week, our company was honored to welcome a client from Brazil to our factory. During the visit, the client learned more about our production process and product innovation, showing great confidence in our technology and quality.
Indonesian Customer Visits Factory
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.
