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Quick Details

  • Place of Origin: Guangdong, China (Mainland)
  • Brand Name: gas cylinder leak detector
  • Model Number: KL-QG07
  • Voltage: 220V
  • Working current: 140mA
  • Quiescent current: 100mA
  • Medium: gas
  • Quality: high
  • Weight: 224g
  • frequency: 315mhz,433mhz or OEM
  • Size: 115*70*42mm
  • Alarm Volume: 70DB
  • Brand: Kelvin

Packaging & Delivery

Packaging Details Kelvin standard package or OEM
Delivery Time 3-4 working days



gas cylinder leak detector
3,Take the CE,RoHS certificates


AC220V High Quality Gas cylinder leak detector KL-QG07  



Technical Parameters

Working power


Working current


Static current


Gas concentration alarm



Natural gas, liquefied gas, gas

Ambient temperature

-15°C ~ +50°C

Response to time




Siren volume





KL-QG07 Household Gas Leakage Alarm

First: Technical Parameter

Type KL-QG04

Density of Alarm

City Gas: 0.5%1.0

Natural Gas: 0.5%1.5

LPG: 0.5%1.0

Voltage: AC220V 50HZ /DC12V

Max power ≤2.0W

Alarm Wirelessly: Alarm with noise and light, radiating 315-433MHZ frequency signal

Alarm wired: Alarm with noise and light, outputting the signal of relay ofon/off.

Environment: Humidity≤97RH ,

Temperature -15~+50 Celsius


1.Installation site: In 1.5 meters from the source of gas ,The LPG must be 0.3m above the ground; while the naturalgas and the city gas should be 0.3mfar from the ceiling.


2.Green lamp: Power signal, Light for Alarm; Red lamp: Alarm lamp, Light forAlarm; Button: for testing the alarm function, pressing this key ,the red lamp turn on withD. noise sent out by the Buzzer.


3.The alarm begins to work after 3 minutes power on .when the examine air densityattains to the point of alarm, the red lamp will light and the annunciatorsounds; while it is lower this point, stop alerting.


4.When the annunciator sounds, it also sendout the wireless signal of 2-3 second (wireless type ) or the signal of relay(widely)for on /off to the host computer at the same time


5.The processing method: when it alarm, open the doors and windows, turn off thesource of the gas, Forbid switching power or presenting the kindling material.Report the department concerned, ask for the professional.


6.Themethods of wiring:+12V for red wire, wire the ground for the black wire. Theoutput switch K wires to the ON,G wires the public, A and B wires the OFF.



1) Express: DHL, FedEx, UPS, TNT, EMS, etc.

2) By air

3) By sea

4) By special line

Depends on buyer's requirement. 



1) What is your warranty period?

Generally, we provide 1 year warranty for all our products unless otherwise mentioned. (Some are 2 years.)

For DOA (Defective On Arrival) items, which will be replaced or refund, please inform us within 3 days of arrival, please also keep all components and original packaging as further checking maybe required, faulty items must be returned for repair or exchange.


2) If i don't know how to use the products, what can i do?

Pls contact us whenever you need our help, even we are not online. 

You can write email to us, or contact us byTrademanager, Skype, and other IM tools. 

We are all very glad to answer your questions. 


3) What certifications do you have?

Most of our products are approved with CE certification, some are with FCC. 

If you have any other requriements with certifications, we also would like to help you. 


Our Service

1. Accept OEM, ODM &silk-screen printing you logo on the shell.

2. Response in 10 hours.

3. Experienced R&D staff.

4. Professional SMT equipments.

5. Accept payment via T/T, Paypal, Western Union, Escrow, and so on.

6. Delivery by DHL,UPS,EMS or by sea as your requirments.


For order

1).Accept OEM.

2).Print logo on the case and pakage

3).Payment Details :30% deposite,70% balance before shipment. Payment accept T/T, Western union, PayPal, optional)

4).Minimum Order:100 pcs (accept trial order)

5).Delivery Details: within 3-5 days depends on order quantity.


Our company

 Shenzhen Kelvin Electronics Co. Ltd. is a professional manufacturer of security Products with obtaining ISO9001:2000 quality system approval, CE approval and RoHS certification.


Our products mainly include smoke detectors, door sensors, home alarm systems, panic buttons, wireless remote controls (or switches), wireless transceiver modules, etc.


They are comply with international quality standards and are sold to North America, South America, Eastern Europe, Southeast Asia and other world market....


Related products:

5000m 12v receiver switch /feedback 



5000m 12v receiver switch /feedback 




 Our Website: http://szklvn.en.alibaba.com/


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