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Dual Tech PIR & Microwave Wired Motion Sensor for GSM Alarm Ceiling Mount


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Dual Tech PIR & Microwave Wired Motion Sensor for GSM Alarm Ceiling Mount
Model : 1991673791


This series itemsare designed and manufactured bythe Top security brand name in China called China Security & Surveillance Technology Inc. ( a "China Honeywell" ) listed at NYSE with symbol CSR. All items are of highest level of quality and can be considered for most demanding applications.


Ceiling mounted
Doppler Effect+power analysis
X-Band plane antenna
Microwave detecting distance adjustable
Auto temperature compensation, reducing false alarm
Dynamic threshold adjustment technology with high interference immunity
Alarm output N.C./N.O. optional for different alarm controller
Intelligence technology differing intruder from interference signal
Microwave frequency:10.525G
Operating Voltage: DC 9-16V
Supply Current: 18mA DC 12V
Working Temperature :-10 to +50 
Installation Method: ceiling mounted
Installation Height: about 2.5-6m
Detecting range: diameter: 8m (installation height:3.6m)
Alarm Output: N.O./N.C.
Anti Tamper Switch: Normal Close
Size : 135 * 38mm


  • Model: LH913C
  • Shipping Weight: 0.8lbs
  • 0 Units in Stock:


Additional Images

Relevant technical knowledge for sharing:

User Guide of Microwave & PIR dual-tech Ceiling Sensor LH931

Please never forget visit our Product Official Website for more updated information, knowledge sharing, manual and software download, etc.

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On Jun-05-13 at 01:55:16 PDT, seller added the following information:

* * SHIPPING NEWS: Security Warehouse has recently partnership with third party shipping agent to provide DHL shipping service at discount rate. From now on, we could offer DHL shipping to certain kind of order without extra cost to our buyers - though this is not guaranteed, we will try to provide. Anyway, the default shipping method provided by Security Warehouse is still registered air mail. You are welcome contact us before order for specific shipping arrangement. * *

On Jun-11-13 at 03:21:22 PDT, seller added the following information:

* * VACATION ARRANGEMENT - We are having a national holiday for celebrating a chinese festival called Boat Festival. Between 10 June and 12 June 2013, due to some outage of public services, our delivery of orders may have short period of delay. Everything will be resumed to normal from 13 June. We apologize for any inconvenience caused. * *

On Jun-14-13 at 00:59:30 PDT, seller added the following information:

* * CERTIFICATION - Security-Warehouse has acquired the best industrial recognized certification of PSP (Physical Security Professional) issued by the biggest security society in the world ASIS (American Society of Industrial Security). We hope our expertise in this area could help our clients for even the most complicated projects. * *

On Jun-17-13 at 03:31:13 PDT, seller added the following information:

* * SHIPPING UPDATE - Now we start to offer one more choice of shipping that is SHIP BY SEA. This is particularly suitable for big order of heavy items for wholesaler. Of course, the time to delivery is longer but the shipping cost will be much lower than regular air mail and express. All welcome to contact us for rate. We have partner in this shipping service. * *

On Jun-21-13 at 09:03:35 PDT, seller added the following information:

* * COMPANY NEWS - SECURITY-WAREHOUSE now have expanded our CORE manufacturing partners to 32. Each of our manufacturing partners are in a specific product line of security equipment. We believe our network is a very reliable source of high quality security equipment to our clients as long term development of business. * *

*** Welcome visit our officlal website www.security-warehouse.com for most up-to-date product information, manual and software download, knowledge sharing and industrial news. SECURITY-WAREHOUSE.COM is committed to provide professionalism to maximize our clients purchase satisfaction. ***

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Block 4 West, SEG Technology Park, Hua Qiang Road North, Shenzhen, China



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