• 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

H2S Personal Gas Detector / Handheld CO Meter 30s Warming Up Time For Steel Chemical

Place of Origin China
Brand Name Zetron
Certification CE, ISO13485, ISO9001
Model Number TDB/LDB Series
Minimum Order Quantity 1
Delivery Time 3-7 days
Payment Terms T/T, D/A, L/C, D/P, Western Union, MoneyGram
Supply Ability 1000 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
Measurement CO, H2S Warming Up Time 30s
Place Of Origin China Lifespan 5 Year
Size 100*68*31.5mm Weight 0.5 Kg
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H2S Personal Gas Detector


ISO9001 Personal Gas Detector


30s Handheld CO Meter

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Product Description

Handheld Toxic Gas Detector


TDB/LDB series toxic gas alarm detector adopts long life electrochemical sensor technique, it is mainly applied in steel, chemical and other fields for the detection and alarm of toxic gas leakage.



• Proprietary electrochemical gas analysis technology, with high accuracy, high resolution, long life and easy maintenance.
• Automatic zero calibration with air.
• Diffusion‐type sampling methods.
• Real‐time displaying gas concentration with LED.


General Parameter
Measurement method Electrochemical
RangeC0:0-100ppm, 0-500ppm
H2S:0-100ppm(can be customized)
Warm-up time
Response timeT90<20s at 20 ℃
Working voltageDC3.7 V; 1300mAh lithium battery
Signal outputLED display, audible-visual alarming
Working temperature-20 to 55 ℃
Dimension100 "68 * 31.5 mm
Stand-by time≥10hrs
Lifespan≥5 years




Toxic gas leakage detection in iron and steel, Chemical Engineering areas etc.
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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 with 5 days,If have stock ,we will send 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 qualify buyer.We can make the products according to customer personal requirement.
Q: How about the quality of the managements ?
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 a feedback.


If you have any questions about the problem, contact with us, we will offer the solve way for you.