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What is an infrared sensor
What is an infrared sensor Infrared sensing system is used for the infrared measurement system for the medium, according to the function can be divi...The difference between the scope and application of UPS and EPS power
The difference between the scope and application of UPS and EPS power UPS working principle and classification UPS working principle is to use the...How the Magnetic contact sensor works
How the Magnetic contact sensor works? Magnetic contacts are the most common sensing devices for sensing opening and closing of doors and windows. The...Security in the GSM system
Security in the GSM system As a result of recent mainstream controversy involving David Beckham’s alleged text messages, some articles have been publ...Active infrared and passive infrared alarm features, differences and application
Active infrared and passive infrared alarm features, differences and application Works for the infrared emission of infrared emission tube infrared...What is RFID (radio frequency identification technology)
What is RFID (radio frequency identification technology) Radio Frequency Identification (RFID), is the 1980s developed a new automatic identi...How to install the access control system?
How to install the access control system? There are a number of responsibilities which come with the owning and operating of a business. Wit...How to buy a home burglar alarm products
[Abstract] home burglar alarm product is the use of various types of peripheralfunctions detectors, space, environment and people's overall housing te...Emergency resettable alarm button
Emergency resettable alarm button       Emergency resettable alarm button,it can be installed in the fire hydrant box as...SMQT's Access Control Products Passed ISO Certification
SMQT's Access Control Products Passed ISO Certification On March 27th, 2018, SMQT passed the strict inspection, test and evaluation of the company...
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magnetic door switch
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Wired door magnetic contact white switch
Product name Wired door magnetic contact white switch Model EB-135 Dimension 34×41×6(mm) ... More
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DC 12V 315/433MHz wireless door sensor for alarm system
Product name： DC 12V 315/433MHz wireless door sensor for alarm system
Model： EB-130A
Dimension： 65X38X20(mm)
Gap： 40±5(mm)
Wireless Frequency： 315/433/868MHz
Operating current： ≤15mA
Static current： ≤7mA
Application： Alarm system
Material： Fireproof ABS housing
Working temperature： -10 ℃~50 ℃
Net weight： 0.05kg More
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Wireless 433mhz/315mhz doors&windows magnetic sensor
Waterproof RFID 13.56MHz Single Door Access Control SystemProduct Introduction Name Wireless 433mhz/315mhz doors&windows magnetic sensor ... More
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Fireproof ABS home smart automatic wired door switch sensor
Fireproof ABS home smart automatic wired door switch sensor Product Description Parameter Product name Fireproof ABS home sm... More
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Magnetic Contact with ABS or Metal material
Dimensions 106 * 16 * 16 (mm) connection Normally open / normally closed operating distance 50 ± 10 (mm... More
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Magnetic contact for shutter door
Specification Product name Shutter Door Magnetic Contact Model number EB-137A/B Dimensions 1... More
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Magnetic Contact roiling sensor
Specification Product nanme Wired Magnetic Door Contact Sensor Model number EB-136 Dimensions ... More
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Wooden door magnetic contact
Specification Product name Wired Magnetic Door Contact Sensor Model number EB-134 Dimensions ... More
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Magnetic contact for door and window
Dimensions 41L * 27W * 8 (mm) Connection Normally open / normally closed Operating distance 20 ± 5 (mm... More
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Wired Door Sensor
Dimensions 41L * 34W * 6.5H (mm) Connection NC / NO Operating distance 20 ± 5 (mm) Maxi... More
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Wireless door sensor with backup battery
Specification Product name Wireless Magnetic Door sensor Model number EB-130 Operating Voltage... More
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EB-138 Alarm door sensor for steel door
Model EB-138A EB-138B EB-138C Dimensions 46 * 21 * 12 (mm) 47 * 17 * 7 (mm) 30 * 13 * 6 (mm) ... More