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China BT-CAHG300-4 Portable 4-in-1 Multi Gas Analyzer - High Accuracy Handheld Detector from Reliable Suppliers and Factory

Introducing the BT-CAHG300-4 Lightweight Handheld Gas Detector, weighing only 250g and measuring a compact 147×71×33mm. This industrial-grade multi-gas monitor, manufactured in China, is engineered to support various sensor types, ensuring accurate detection of toxic and flammable gases. With features like auto zero adjustment and self-diagnosis, it guarantees reliable performance. The device includes two customizable alarm thresholds and offers an impressive 200-hour standby time while maintaining stable operation under 86~106kPa. Ideal for on-site gas inspections in chemical plants, oil depots, and boiler rooms, this product is an essential tool for safety. As a trusted supplier and factory, we are dedicated to delivering high-quality gas detection solutions for your needs

Product Name Portable Gas Detector
Model Number BT-CAHG300-4
Detected Gases Toxic and hazardous gases
Detection Principle Electrochemical, Infrared (IR), Photoionization (PID)
Sampling Method Diffusion
Power Supply Lithium battery DC3.7V/2000mA (over 200 hours of operation)
Detection Error <5% F.S.
Response Time <30 seconds
Operating Pressure 86~106 kPa
Dimensions 147 x 71 x 33 mm
Weight Approx. 250 g
Operating Environment Temperature -25°C to 55°C; Relative Humidity ≤95% RH (non-condensing)

Product Detail

The BT-CAHG300-4 is a high-performance, multi-functional industrial-grade portable gas detector. Utilizing advanced microprocessor technology and premium sensors, it simultaneously detects and displays concentrations of up to four gases. This product features a well-designed, user-friendly interface with high precision, rapid response, and stable reliability. It serves as an ideal tool for on-site safety monitoring and hazard warning in industries such as petroleum, chemical, gas, and firefighting, providing robust safety assurance for personnel.

Core Features

Multi-Gas Simultaneous Detection

Capable of configuring and monitoring up to four different gases in real time, such as combustible gases, carbon monoxide, ammonia, chlorine, hydrogen sulfide, oxygen, etc.

Intelligent Processing Technology

Features an advanced low-power microprocessor with full self-diagnostic, self-repair, and automatic zero-point adjustment capabilities for simplified maintenance and enhanced data accuracy.

High Precision & Rapid Response

Detection error <±5% F.S., response time <30 seconds, ensuring timely and effective detection of hazardous gas leaks.

Rugged and Durable Design

Compact dimensions (147x71x33mm) and lightweight (approx. 250g) for use in harsh industrial environments. Wide operating temperature range (-25°C to 55°C) and humidity tolerance up to 95%RH without condensation.

User Safety Design

Features two-level alarm points, audible/visual alarms, and low-battery alerts to maintain optimal device performance. Intrinsically safe design for use in explosion-proof zones.

Long-lasting Battery Life

Equipped with a high-capacity 3.7V/2000mAh lithium battery, providing over 200 hours of continuous operation to meet extended task requirements.

Application Areas

Petroleum refining
Chemical production
Gas transmission & distribution
Energy and power generation
Metallurgical casting
Firefighting & emergency rescue
Wastewater treatment
Tunnel construction

Frequently Asked Questions

Which gases can the BT-CAHG300-4 detect simultaneously?

The detector can simultaneously monitor up to four different gases in real time, including combustible gases, carbon monoxide (CO), ammonia (NH3), chlorine (Cl2), hydrogen sulfide (H2S), oxygen (O2), and other customizable configurations.

What is the detection accuracy and response time of this device?

The BT-CAHG300-4 features high-precision detection with an error of less than ±5% F.S. and a rapid response time of less than 30 seconds, ensuring critical safety warnings are delivered promptly.

How long does the battery last on a single charge?

Equipped with a high-capacity 3.7V/2000mAh lithium battery, the device provides over 200 hours of continuous operation, making it ideal for extended on-site tasks and shifts.

Is the detector suitable for harsh industrial environments?

Yes, it is designed for durability. It operates within a wide temperature range of -25°C to 55°C, handles humidity up to 95%RH (non-condensing), and features a compact, rugged, and lightweight (approx. 250g) body.

What safety and alarm features does the device offer?

The detector is built with an intrinsically safe design for explosion-proof zones. It features two-level alarm points, audible and visual alarms, low-battery alerts, and intelligent self-diagnostic/self-repair functions.