• Beijing Zetron Technology Co., Ltd
    Hello, I already used the equipment in an aluminum smelting plant in Mexico and I was surprised by the function of your company's laser device.
  • Beijing Zetron Technology Co., Ltd
    Good gas leak detection instrument !!! High accurate test values :D
Contact Person : Lisa Niu
Phone Number : +86 15699785629
Whatsapp : +8615699785629

Industrial Area Lcd Screen Portable Multi Gas Detector In Toxic And Flammable Personal Gas

Place of Origin China
Brand Name Zetron
Certification CE, ISO13485, ISO9001
Model Number HY20D4
Minimum Order Quantity 1
Packaging Details plastic carton
Delivery Time 3-7 days
Payment Terms T/T, L/C, D/A, D/P, Western Union, MoneyGram
Supply Ability 10000 set/month

Contact me for free samples and coupons.

Whatsapp:0086 18588475571

Wechat: 0086 18588475571

Skype: sales10@aixton.com

If you have any concern, we provide 24-hour online help.

Product Details
Type Portable Gas Detector Color Yellow/black
Alarm Type Light+Sound Sampling Method Diffusion Sampling
Display LCD Screen Sensor O2 /H2S / CO: Plug-in Electrochemical Sensor
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industrial area portable multigas detector


lcd screen portable multi gas detector


flammable portable multi gas detector

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Product Description
HY204D Portable 4 in 1 Gas Detector
Portable 4 in 1 gas detector used to detect the 4 kinds of gases at the same time, highly accurate and fast response , it easy to operate and with the LED light very convenient to use in the underground, such as mine, coal mine and tunnel, will send out the alarm signal once the concentration of detect gas is exceeded immediately, protect the constructing worker’s health and remind them to leave to the safe place.
4 in 1 gas detector applied for many industrial areas, including the chemical industry, petroleum, gas station, metallurgy, coal mine, agriculture, biology pharmaceuticals, power, lab research, and another industrial environment.
Industrial Area Lcd Screen Portable Multi Gas Detector In Toxic And Flammable Personal Gas 0


Gas type
Ex,O2,CO,H2S or customized;
Working principle
Catalytic combustion sensor for combustible gas;
Electrochemical sensor for toxic gas and oxygen.
Testing mode
Diffusion sampling.
Display mode
TFT LCD display
Concentration Unit
Measuring range
H2S:0-100ppm; or customized;
H2S:1ppm; or customized;
Alarm mode
Audible-visual alarm,Vibration alarm,Voice≥75dB@25cm;
Preheat time
Response time
Recovery time
Explosion proof grade
Ex ib IIB T3;
Protection grade
Output signal
Wireless transmission and print function(Optional);
Body material
Working temperature
-20℃~+50℃(or customized);
Working humidity
USB port;
Working voltage
3.7V rechargeable lithium battery;
Charging time
≤6 hours;
Working time
>8hours continuously(When normal temperature and no alarm);
Power consumption
Working pressure
About 182g;
GB3836.1-2010,GB3836.2-2010,GB3836.4-2010,MT 704-2008, MT 703-2008,MT 1084-2008,GB 15322.3-2003;
12 months;




The detector is widely used in petroleum, chemical industry, environmental protection, metallurgy, refining, biochemical medicine, agriculture, fire control, archaeology, and other industries and places that need safety detection of toxic and harmful, explosion prevention.

The detector can effectively predict the concentration of dangerous gas alarms, to ensure that the safety of staff life is not threatened, production equipment is not lost.

Industrial Area Lcd Screen Portable Multi Gas Detector In Toxic And Flammable Personal Gas 1




Q: What is your terms of payment?
A: We accept trade assurance, western union, visa master card, and tt.
Trade assurance can protect you, when you confirm the product then the money into my account.

Q: When do you reply to messages?
A: We will reply you for your inquiry in 24 hours.

Q: What is the warranty for your product?
A: Warranty: 12 months, Lifetime maintenance

Q: When do you send the products? And how do you send it ?
A: For the small order, we will send out the goods within 5 days, If have stock, we will send it immediately.
We send them by ups, FedEx, TNT or DHL. For big order, normal is 20 days will finish.

Q:Do you accept OEM or revised logo, color, model, size?
A: Yes, we accept OEM for the qualified buyer. We can make the products according to customer personal requirements.

Q: How about the quality of the management?
A: We have a complete quality control system, all of our products will be fully pre-inspection by QC departments before

shipping to you . We have the certification of ISO, CE we could send the certification test of our company to you.

Q: How about your after-sale service?
A: After sending, we will track the products for you , until you get the products.
When you got the goods, test them, and give me feedback.
If you have any questions about the problem, contact us, we will offer the solve way for you.