Gold Member Since 2013
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Shenzhen Safety Electronic Technology Co., Ltd.

Gas Detector, Gas Leak Detector, Gas Leakage Detector manufacturer / supplier in China, offering Practical LPG/Coal/Natural Gas Detector with Valves, Gas Leakage Detector with Valve for Smart Home Security System, Smoke Sensor for Home Security Alarm System and so on.

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Practical LPG/Coal/Natural Gas Detector with Valves

Purchase Qty.:
100-999 1,000-4,999 5,000+
FOB Unit Price: US $4.5 US $4.3 US $4.2
Purchase Qty. (Pieces) FOB Unit Price
100-999 US $4.5
1,000-4,999 US $4.3
5,000+ US $4.2
Get Latest Price
Port: Shenzhen, China
Production Capacity: 100000 Pieces/Month
Payment Terms: L/C, T/T, Western Union, Paypal

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Basic Info
  • Model NO.: SFL-817
  • Signal Transmission: Wired/Wireless/Independent
  • Certification: CE, ISO
  • Sensor Type: Gas Alarm
  • Transmission Mode: Wired/Wireless
  • Receive Frequency: 315MHz
  • Model: Sfl-817
  • Working Voltage: DC12V (Designing for Client′s Requirement)
  • Alarm Volume: ≥ 70dB/M
  • Operating Temperature: -10~50degree
  • Trademark: SFL
  • Specification: 48.5*28*35.5cm/262g
  • HS Code: 853100
  • Type: Gas Alarm
  • Working Mode: Passive
  • Application: Indoor
  • Working Principle: Electro-Optical Type
  • Alarm Volume (within 1m): ≥110dB
  • Usage: Gas
  • Applicalble Gas: Gas, Natural Gas, Coal Gas, Liquefied Petroleum Ga
  • Working Current: < 156mA
  • Humidity: <95%Rh
  • Dimension: 115*72*43mm
  • Transport Package: Neutral/Customized Package
  • Origin: Shenzhen, China
Product Description
Practical LPG/Coal/Natural Gas Detector with Valves

Technical Parameters
Sensor TypeNew nano-technology
Applicalble GasGas, natural gas, Coal gas, Liquefied Petroleum Gas
Working VoltageDC12V (Designing for client's requirement)
Working Current< 156mA
Alarm Volume≥ 70dB/m
Alarm ConcentrationGas:0.1-0.5%, Natural gas:0.1-0.3%,LPG gas :0.1-0.5%
Alarm Density±6%LEL
Alarm OutputSound/LED indicator/simultaneously send signals to network control host (optional alarm output on/off)
Pre-heat time30s
Operating Temperature-10~50degree
Response Time≤ 20s

Product Image

Practical LPG/Coal/Natural Gas Detector with Valves

Practical LPG/Coal/Natural Gas Detector with Valves
This type gas detector can be wired/wireless/standalone, for standalone gas detector, the plug can be "A", "E" or "C" standard.

Practical LPG/Coal/Natural Gas Detector with Valves


Shenzhen Safety Electronic Technology Co., Ltd. was established in 2004, and is a high-tech private enterprise specializing in the research, development, manufacture, sale and service of security alarm series products. 
Our company always adheres to the business principle of "good faith to win customers, good quality to catch market". Now we have set up offices in more than 20 provinces in China, and we also set up our branch
company in Hong Kong named Safety Electronic Technology (HK) Co., Ltd., which is convenient for developing overseas markets. The products sell well in China Mainland, Hong Kong, the United States, Canada, Africa, Europe, the Middle East, India, Thailand, Malaysia and many other countries and regions. 

Over the years, our company has been adhering to scientific and technological innovation. We are dedicated to new product development, improve the absorption of advanced technological process, and establish a perfect quality assurance system to become a leader in security industry.

Practical LPG/Coal/Natural Gas Detector with Valves

Practical LPG/Coal/Natural Gas Detector with Valves

1. Advanced wave welding machine equipment.

2. SMT is owned.

3. All the products are manufactured by the way of anti-static, such as antistatic gloves.

4. Special testing tools for smoke and gas leak detectors.



1. Are you a factory or trading company?

Answer: We are a professional manufacturer. 

2. How can I get a sample to check your quality?

Answer: We are honored to offer you samples.

3. How long can I expect to get the sample?

Answer:  After you pay the sample charge and send us confirmed files, the samples will be ready for delivery in 1-3 days. 

The samples will be sent to you via express and arrive in 3-5 workdays. 
You can use your own express account or prepay us if you do not have an account.

4. When can I get the price?

Answer: We usually quote within 12 hours after we get your inquiry. If you are very urgent to get the price, please call us or  email us, we will regard your inquiry priority. 

5. What's the Payment?

Answer: T/T would be better with quick transfer and few bank fees. LC, Western Union and Paypal are acceptable. For large quantity,sea shipping can be provided.

6. How long is your delivery time?

Answer: 1-3 working days for sample order;
For general order, 3-20 days after confirming order, detail delivery date should be decided according to production season and order quantity.

7. What about the warranty?

Answer:  For the strobe/sensor, we provide 12 months warranty.
For the alarm panel, we provide 18months warranty.

8. What's your advantage? Why we choose you?

Answer: 1) Over 10 Years experience in this industrial area. We have the most professional techniques and team. More advantage in price.
2) Great production capacity. We support product OEM&ODM, and also the package according to your requirements, 
3) We use 100% new materials and the best production process, in consequence our defective rate is lower than 0.2%.

9. Where is your factory locate? How can I visit there?

Answer: Our factory locates in Shenzhen, China, Near Hongkong and Guangzhou. We are warmly welcome you to visit our factory and cooperate with us.

If you have any questions, please contact us. Our company will try our best to provide you with the most satisfying service!!

Contact information:

Official Web:



Contact Person: Ms. Zoe
Tel: 0086 15625216506

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