two wired conventional network photoelectric Smoke Detector LS-828-18L-2

FOB Reference Price:Get Latest Price
US $5.85-7.2 / Piece | 100 Piece/Pieces smoke detectors (Min. Order)
Supply Ability:
5000 Piece/Pieces per Week smoke detectors
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Quick Details
Place of Origin:
Guangdong, China (Mainland)
Brand Name:
Model Number:
Rated Voltage:
Standay current:
Alarm current:
Operating temperature:
Operating humidity:
Alarm type:
network output / LED indication
Detecting area:
20 square meter
Sensitivity grade:
1 class
Alarm output:
relay output,N.C/N.O optional
Packaging & Delivery
Packaging Details
color/white box(Neutral); With standard corrugated carton packed.
Delivery Time
within 5-10 days upon receiving payment
China Manufacturer Hot Sale Radon Gas Detector


Model: LS-838-14U


Product Description




Main Features Of smoke detectors


1. CPU processing adopted .
2. Auto reset/reset after power off .
3. Infrared photoelectric sensor .
4. LED alarm .
5. Best adaptability with environment .
6. High density SMT design,high steady,sensentivity adjusted .
7. Unique structure with dustproof, anti-fly, anti-light design .
8. There have two type bases for your reference.

9. 2-wire (Applicable to the fire alarm system)

    4-wired smoke detector( (for home burglar alarm)

10. Alarm type: Current output/LED alarm indication
11. Detecting area:20 square meter
12. Sensitivity grade:1class
13. Alarm output:Current output/REMOTE LED
14. Sensitity:Users can adjust it according to requirements







 Product Photos of smoke detectors















Professional Manufacture.


Fire Alarms, Smoke Detectors, Gas Alarms, PIR Sensors, Carbon Monoxide Detectors, Heat Detectors, Compound Detectors,  CO Detectors, Sirens,  Strobe Lights, Door Magnetic Contacts, Electric Bells, Alarm Control Panel...all are available here.













Company Information





About our company Longsin


Established in 2006, Shenzhen Longsin Intelligence Technology CO.,Ltd. is a integration of production and trade. Our products include GSM/PSTN Alarm contral panels, smoke detectors, gas detectors, pir sensors, sirens, flashlight, manual call points, magnetic contact switchs and so on. we had passed ISO9001-2008SGS certification, most of them had approved with CE, ROHS, and were used in EU countries, Canada, USA, Australia, Malaysia, India, Vietnam, Pakistan, etc. Years of faithful of high quality of products, moderate price, efficient delivery, and professional after-sales service had kept our company reputable. Sincerely, we are looking forward to cooperating with our customers based on mutual benefits, development and enjoy the prosperity in this field.
















Q:Is Longsin a factory or a trading company?


A: We are the manufacturer, industry and trade integration.  


Q:Where is Longsin?


A:Block 2, Kaijieda Industry Zone,Huchang Road, Baoan District, Shenzhen, China.


Q: Can i have a sample for testing firstly?


A: Of couse, we would like to send our items for your check before each deal.


Q: How soon can I get reply from you?


A: You can be replied immediately on trademanager and inquiry will be read and replied  within 12 hours. 


Packaging & Shipping




About The Payment 


A. T/T      B. Western Union      C. Paypal       D. Money Gram


About The Packing 


Mass Production Delivery Within 7-21 Days After Confirming The Payment.


Sample Will Be Sent In 3-5 Ddays.


Inner Box: Color/White Box(Netural) Or Specially-made As Client’s Requirements.


Outer Box: Standard Corrugated Carton, Can Print Marks.


About The Shipping 


In Bulk: By Sea Or By Air All Are Available.

Small quantity: By Air Or Wxpress(DHL,EMS,UPS,FedEx,TNT,HONGKONG post)