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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...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...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...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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door release switch button
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IR inductive No Touch Exit Button Switch With Remote Controller EA-21BR
Product Name:Remote control No Touch Infrared Door Exit Release Button with remote controller
Model:EA-21BR
Size: 86mm*86mm*37mm
Working voltage:DC 12V
Output port:NO/NC/COM/+/-
Feature:No touch infrared induction door reales button, Remote control
Materials:Stainless panel+PCB board+ABS
Mechanical life time: 500,000 tested
Application:All kinds of door access control system
OEM:Welcome OEM, print logo etc
Warranty:1 years More
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SMQT Alloy door access control exit release push button NC NO COM port with LED back light
Model:EA-23D
Size:50mm*50mm*24mm
Working voltage:Max 3A@36VDC
Output port:NO(NC)/COM/+/-
Materials:Zinc alloy plate, stainless steel button
Panel materials:Stainless steel, wire drawing
Mechanical life time:500,000 tested
Application:All kinds of door access control system
Back light color:Green/Red/ Blue(optional)
OEM:Welcome OEM, print logo etc
Warranty:2 years More
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High quality 500, 000 times infrared induction door release button for hollow door
Product name: Infrared induction door release button
Model: EA-21B
Dimension: EA-21B:86×86×39(mm)
Input voltage: DC 12V
Induction Angle: <115°
Capacity of power: <4W
Induction Distance: 10 cm
Contact output: NO/NC/COM
Mechanical test: 500.000 times test
Suitable range: Hollow Door
Usage: Access control sysetm and doorphone system
Relative Humidity: 0~95%
Environment temprature: -20 ℃-50 ℃
Net weight: EA-21B:0.106kg More
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3A 36V DC plastic door release button for hollow door
Product Name: 3A 36V DC plastic door release button for hollow door
Dimensions: 86*86*20mm
Standard Structure: Fireproof Material
Current Rating: 3A@36VDC Max
Output Contact: NC\NO\COM
Mechanical Life: 100000 tested
Suitable for Door: Hollow Door
Operating temp: -10~+55°C(14-131F)
Panel Material: Fireproof Material
Weight: 0.15kg More
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touchplexiglass touch door release button EA-20A
Specification
Model: EA-20A,EA-20B
Dimension: A:86×56×25(mm) B:86×86×25(mm)
Input voltage: DC 12V
Standard structure: touch Plexiglass
Mechanical test: 500,000 times test
Suitable range: Hollow Door
Color: Black panel, Sliver frame
Usage: Access control sysetm and doorphone system
Relative Humidity: 0~95%
Environment temprature: -20 ℃-50 ℃
Net weight: A:0.06kg, B:0.09kg More
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Fireproof ABS door release plastic button in access control system
Fireproof ABS door release plastic button in access control systemProduct Description Parameter Product name Fir... More
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Exit button for door access control system
Product number EA-22A EA-22B Standard Structure Aluminum panels, metal buttons Aluminum panels, metal buttons ... More
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EA-26 Plastic door release/switch button
Model:EA-26
Dimension:A:86×86×20(mm),B:86×86×20(mm),C:86×86×30(mm)
Standard Structure:Fireproof ABS housing
Rating current: 3A 36V DC Max
Contact Output:A:NC/COM B:NC/NO/COM C:NC/NO/COM
Mechanical test: 100.000 times test
Optional Accessories: Concealing Box
Suitable range:Open door
Color:White,grey
Usage:Access control system
Relative Humidity :0~95%
Environment temprature: -20 ℃-55 ℃
Panel Material: Painting Fireproof Material
Net weight:A:0.064kg B:0.07kg C:0.052kg More
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Key open door release button
Model:EA-25
Dimension:88×88×20(mm)
Standard Structure:Stainless steel panel With Key
Rating current:3A 36V DC Max
Contact Output:NC/COM
Mechanical test:100.000 times test
Optional Accessories:Concealing Box
Suitable range:Door open
Color:Silver grey
Safe Type:Waterproof,Defense to duplicate the key
Usage:Access control system and doorphone system
Relative Humidity:0~95%
Environment temprature:-20 ℃-55 ℃
Panel Material:Stainless steel panel, wire drawing finished
Net weight:0.16kg More
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EA-27C LED back light door release button
Model:EA-27C
Name:LED light door release button
Dimension:86*50*20(mm)
Working voltage:12V ± 3VDC
Contact output:NO/NC/COM
Mechanical test:500000 times test
Light color:Red/Blue/Green(optional)
Shell material:Aluminum panel
Suit for:Access control system
Net weight:0.05kg More
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EA-27F Mini size door release button with LED back light
Model:EA-27F
Name:LED light door release button
Dimension:53*53*26(mm)
Working voltage:12V ± 3VDC
Contact output:NO/NC/COM
Mechanical test:500000 times test
Light color:Red/Blue/Green(optional)
Shell material:Alloy
Suit for:Access control system
Net weight:0.015kg More
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EA-27E LED light door release button
Model:EA-27E
Name:LED light door release button
Dimension:83*32*25(mm)
Working voltage:12V ± 3VDC
Contact output:NO/NC/COM
Light color:Red/Blue/Green(optional)
Shell material:Alloy Shell
Suit for:Access control system
Net weight:0.015kg More