Guangzhou GZAIR Instruments Co., Ltd.
                                                                                                           
Verified Supplier
23 Years
Since 2003
Menu

Infrared Electrochemical 4 Gas Multi Gas Tester Detector For Fire Service

Price Negotiable
Price: $29 - $169
MOQ: 10
Delivery Time: 5-8 work days
Brand: GZAIR
Product Description

Industrial-Grade 4-Gas Detector for Confined Spaces and High-Risk Areas

Protect your team with the Industrial-Grade 4-Gas Detector, specifically designed for confined spaces and high-risk industrial environments. This rugged, portable detector simultaneously monitors four critical gases—Oxygen (O₂), Carbon Monoxide (CO), Hydrogen Sulfide (H₂S), and Combustible Gases (LEL)—ensuring comprehensive safety in real time.
Engineered with precision sensors and a durable, shock-resistant housing, this device delivers fast, accurate readings in challenging conditions such as tunnels, tanks, silos, wastewater plants, and oil & gas facilities. The bright digital display and intuitive interface make it easy to operate, even while wearing protective gear.
With high-decibel audible alarms, flashing LEDs, and vibration alerts, the detector ensures that workers are immediately notified of dangerous gas levels. The unit is IP-rated for water and dust resistance, and includes a long-lasting rechargeable battery to support extended field use.
Key Features:
Simultaneous detection of O₂, CO, H₂S, and LEL gases
Real-time monitoring with high-accuracy sensors
Triple alert system: audible, visual, and vibration
Compact, lightweight, and intrinsically safe design
Rechargeable battery with long operational runtime
Data logging and optional wireless communication (Bluetooth/WiFi/LoRa)
Ideal for confined spaces, industrial plants, emergency response, and hazmat teams
Ensure safety and compliance with this essential gas detection solution for high-risk work zones.

Product Model M203 portable multi gas detector
Sensor type Infrared, catalytic,electrochemical
Size & Weight 130*66*30mm / 300g
Battery Rechargeable lithium
Alarms LED alarm @≥20cm
Buzzer alarm ≥95dB @30cm
Low power alarm
Charging   By AC adapter or 5V USB port
Display Color LCD / OLCD
LCD reading Real-time concentration, battery indicator, time
Backlight Always ON
Data logging (optional) Continuously data logging (1900 data at 0.1-10 configurable interval)
Charging time 4-5 hours
Continuous working time > 12h
Working Temperature 25℃ ~ +55℃, short time: -40℃ ~ +55℃
Sensor lifetime infrared: ≥5years;
Electrochemical: ≥2 years
Catalytic: ≥1 year
Ex proof sign Exib I
Sampling Natural diffusion
IP detree IP54
Approval Ex,MA,CMC,CE
Standard accessories USB extension cord, charging adapter, calibration cap, calibration hose, stainless steel clip, hanging cord, leather case, manual
Optional accessories Gas sampling pump, professional suitcase

 

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Guangzhou GZAIR Instruments Co., Ltd.
Location Room 1007, Zhongchuang Yingke, 520 Information Port, No. 520 North Guangzhou Avenue, Guangzhou City, Guangdong Province, China
Contact Person Nana

Request A Quote

Please check your email address.
Your message must be at least 20 characters.