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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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Concealed magnetic contact sensor
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Alloy-zn door magnetic contact switch for metal door or window
Model: EB-138
Dimensions: (A) 46 × 21 × 12 (mm) (B) 47 × 17 × 7 (mm) (C) 30 × 13 × 6 (mm)
Code mode: NO / NC (optional)
Gap: 50 ± 10 (mm)
Max voltage: ≤100V DC
Max current: ≤ 500mA
Max rating: ≤10W
Color: Gray
Suit for: Metal door or window
Material: alloy-zn
Net weight: 150g / 100g / 50g More
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Cheap recessed magnetic door lock for wooden door/window EB-136
Name: Cheap recessed magnetic door lock for wooden door/window EB-136 Dimension: Φ19*25mm Operating Voltage: 12V D... More
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wired door magneti contact NO/NC for wooden door or window
Product Name wired door magneti contact NO/NC EB-131
Dimension 64*19*13mm
Operating Voltage 12V DC (one 23A battery)
Battery Life 2-3year
MAX Current ≤500mA
MAX Voltage ≤100VDC
MAX Rating ≤10W
Send Distance 200m (in the open air)
Code Mode NO/NC
Material fireproof ABS housing
Gap 20±5mm
Suit for wooden door or window
Weight: 24g More
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Larger metal magnetic door sensor,metal door magnetic sensor,window contact
Product Name: Larger metal magnetic door sensor,metal door magnetic sensor,window contact Dimension: 47×17×7(mm) ... More
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Round magnetic door access control system,sliding door sensor price
Product name Round magnetic door access control system,sliding door sensor price Model EB-135 Dimension ... More
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Silver alloy-zn magnetic contact with NO/NC code mode
Product name； Silver alloy-zn magnetic contact with NO/NC code mode
Model： EB-139
Dimension; 106×16X16(mm)
Code mode: NO/NC(optional)
Gap: 50±10(mm)
Max voltage: ≤100V DC
Max current: ≤500mA
Max rating: ≤10W
Color: Sliver
Suit for: Metal door or window
Material: Alloy-zn or ABS
Working temperature: -10 ℃~50 ℃
Net weight: 158g or 62g More
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SMQT 2 Color Optional Wired Door Sensor Alarm For Home Security Alarm
SMQT 2 Color Optional Wired Door Sensor Alarm For Home Security AlarmProduct Introduction Parameter Product name SMQT 2 Color... 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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Alloy-al materail magnetic door contact switch for shutter door
Product Name： Alloy-al materail magnetic door contact switch for shutter door
Dimension： 106*16*16mm
Net weight(g)： 180
MAX Current： 500mA
MAX Voltage： ≤100VDC
Material： A.alloy-zn B.ABS
Working distance(mm)： 50±10
Contact mode： NO/NC
Material： fireproof ABS housing
Suit for： wooden door or window More
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Home Intelligent Wireless 433mhe/315mhz Magnetic Door Sensor Alarm
Home Intelligent Wireless 433mhe/315mhz Magnetic Door Sensor Alarm Product Introduction Product Name: Home Intelligent Wireless 433mhe/315m... 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 for shutter door
Specification Product name Shutter Door Magnetic Contact Model number EB-137A/B Dimensions 1... More