2,656 Nc Door Alarm
results from66 suppliers
Wired Magnetic Door & Window Alarm Door Sensor Switch ABS Magnetic Contact
US$ 0.88-1.76 / Piece
Min. Order:1000 Pieces
- Type: Door Sensor
- Signal Transmission: Wired Alarm
- Working Mode: Active
- Certification: CE, RoHS
- Application: Indoor
- Transmission Mode: Cable
Security Alarm System Wired Door Open Sensor Magnetic Door Contact Door Sensor Alarm
US$ 10-11 / Piece
Min. Order:500 Pieces
- Type: Door Sensor
- Signal Transmission: Wired Alarm
- Working Mode: Active
- Certification: CE, FCC, RoHS
- Application: Indoor
- Working Principle: Electro-Acoustic Style
High Quality Wired Gas Detector with LED Indicator (Es-6003gd)
US$ 5-6 / Piece
Min. Order:10 Pieces
- Type: Carbon Monoxide Alarm
- Signal Transmission: Wired Alarm
- Working Mode: Passive
- Certification: CE, ISO, RoHS, CCC
- Application: Indoor
- Working Principle: Electromagnetic
Window or Door Magnetic Recessed Reed Switch Alarm Contacts for Burglar Alarm (BR-1015)
Min. Order:500 Pieces
- Type: Home Alarm
- Application: Home
- Usage: Door, Personal, Window
- Certification: CE, RoHS, UL
- Place of Origin: Zhejiang, China (Mainland)
- Material: ABS Plastic
Photoelectric Wireless Smoke Detector for Fire Alarm Es-5001OSD
US$ 3-4 / Piece
Min. Order:10 Pieces
- Type: Smoke Alarm
- Signal Transmission: Wired Alarm
- Working Mode: Passive
- Application: Indoor
- Working Principle: Electro-Optical Type
- Transmission Mode: Wireless
IP67 NPN Nc Light Curtain for High Speed Metal Doors
US$ 95-150 / Set
Min. Order:1 Set
- Type: Opposed Type Infrared Sensor
- Output Signal Type: Switching Type
- Production Process: Integration
- Material: PC
- Feature: Door Blanking Function
- IP Rating: IP67
Steel Door Magnetic Contacts Magnetic Switch Nc Magnetic Contact
US$ 0.08 / Piece
Min. Order:100 Pieces
- Signal Transmission: Ultrasonic
- System: Sound and Magnetic System
- Type: Home Alarm
- Application: Home, Communication Electronic Products, Industry, Special Equipment, Traffic, Car/Motorcycle
- Usage: Door, Personal, Smoke, Fire, Window, Auto
- Certification: CE, FCC, RoHS, CCC, GS
Door Access Controller Magnetic Contact Sensor for Doors or Windows in Burglar Alarm Systems
Min. Order:500 Pieces
- Signal Transmission: RF Remote Control
- System: Sound and Magnetic System
- Type: Anti-Theft Alarm
- Application: Home, Communication Electronic Products, Industry, Special Equipment, Traffic, Car/Motorcycle
- Usage: Door, Personal, Smoke, Fire, Window, Auto
- Certification: CE
Long Sensing Range Curtain Light Snesor for Effective Intrusion Detection
US$ 100-110 / Set
Min. Order:1 Set
- Type: Infrared Light Detector
- Output Signal Type: No/Nc
- Production Process: Integration
- Material: Aluminum Alloy and PC Plastic
- Feature: Low Temperature Resistant
- IP Rating: IP65
1-8m NPN Nc Light Curtain Sensor with Door Blanking Function
US$ 95-150 / Set
Min. Order:1 Set
- Type: Opposed Type Infrared Sensor
- Output Signal Type: Switching Type
- Production Process: Integration
- Material: PC
- Feature: Door Blanking Function
- IP Rating: IP67
30m Operating Distance Infreared Photocell Sensor for Gate Automation Application
US$ 25-40 / Piece
Min. Order:1 Piece
- Function Type: Mixing System, Infrared Range and Communication System, Search and Tracking System
- Detection Type: Infrared Beam Sensor
- Output Signal Type: No/Nc
- Production Process: Integration
- Material: ABS
- IP Rating: IP65
Wireless Fixlling Infrared Photocell Sensor for Automatication Gate Solution
US$ 25-40 / Piece
Min. Order:1 Piece
- Function Type: Mixing System, Infrared Range and Communication System, Search and Tracking System
- Detection Type: Infrared Beam Sensor
- Output Signal Type: No/Nc
- Production Process: Integration
- Material: ABS
- IP Rating: IP65
IP65 Waterproof Infreared Photocell Sensor for Residentrial Alarm Application`
US$ 25-40 / Piece
Min. Order:1 Piece
- Function Type: Mixing System, Infrared Range and Communication System, Search and Tracking System
- Detection Type: Infrared Beam Sensor
- Output Signal Type: No/Nc
- Production Process: Integration
- Material: ABS
- IP Rating: IP65
PC (UV) Housing Material Active Infrared Beams for Automatic Gates
US$ 25-40 / Piece
Min. Order:1 Piece
- Function Type: Mixing System, Infrared Range and Communication System, Search and Tracking System
- Detection Type: Infrared Beam Sensor
- Output Signal Type: No/Nc
- Production Process: Integration
- Material: ABS
- IP Rating: IP65
Manufacturer Infrared Light Curtain, Wholesale Safety Photo Beams Sensor
US$ 100-600 / Set
Min. Order:1 Set
- Type: Opposed Type Infrared Sensor
- Output Signal Type: Switching Type
- Production Process: Integration
- Material: Plastic
- Feature: Door Blanking Function
- IP Rating: IP65
Magnetic Contact Magnetic Door Contact Switch Normally Open Magnetic Contact
US$ 0.23-0.25 / Piece
Min. Order:100 Pieces
- Type: Floating Ball
- Contact: Contactless
- Output Signal Type: Switching Type
- Production Process: Normal Wirewound
- Feature: Conductor
- Material: Stainless Steel
PC (UV) Housing Material Active Infrared Detectors for Gate Opener System
US$ 25-40 / Piece
Min. Order:1 Piece
- Function Type: Mixing System, Infrared Range and Communication System, Search and Tracking System
- Detection Type: Infrared Beam Sensor
- Output Signal Type: No/Nc
- Production Process: Integration
- Material: ABS
- IP Rating: IP65
Measurement Light Curtain, Emitter and Receiver Sensor for Conveyor Belt
US$ 100-600 / Set
Min. Order:1 Set
- Type: Opposed Type Infrared Sensor
- Output Signal Type: Switching Type
- Production Process: Integration
- Material: Plastic
- Feature: Door Blanking Function
- IP Rating: IP65
Magnetic Contact Switch Magnetic Door Sensor Surface Mount Contact
US$ 0.23-0.25 / Piece
Min. Order:100 Pieces
- Type: Floating Ball
- Contact: Contactless
- Output Signal Type: Switching Type
- Production Process: Normal Wirewound
- Feature: Conductor
- Material: Stainless Steel
IP65 Waterproof Wireless Factory Price Outlet Infrare Photo Electric Beams
US$ 25-40 / Piece
Min. Order:1 Piece
- Function Type: Mixing System, Infrared Range and Communication System, Search and Tracking System
- Detection Type: Infrared Beam Sensor
- Output Signal Type: No/Nc
- Production Process: Integration
- Material: ABS
- IP Rating: IP65
Surface Mounted Door Magnetic Reed Switch Sensor Nc or No Optional (BS-2071)
Min. Order:1000 Pieces
- Application: Home
- Usage: Door, Window
- Certification: CE, UL
- Material: Metal
- Wire: 18"#22AWG
- Loop Type: Closed
Lsm Infrared Light Curtain, Light Beam Sensor, Light Curtain Sensor
US$ 100-600 / Set
Min. Order:1 Set
- Type: Opposed Type Infrared Sensor
- Output Signal Type: Switching Type
- Production Process: Integration
- Material: Plastic
- Feature: Door Blanking Function
- IP Rating: IP65
2019 Wired Sliding No or Nc Magnetic Door Sensor Contact
US$ 1.7-2.9 / Piece
Min. Order:500 Pieces
- Signal Transmission: Wired
- System: Sound and Magnetic System
- Type: Anti-Theft Alarm
- Application: Home, Communication Electronic Products, Industry, Special Equipment
- Usage: Door, Window
- Certification: CE, ISO, RoHS
Alarm Wired Anti-Fire ABS Shield Magnetic Contacts
US$ 0.56 / Piece
Min. Order:100 Pieces
- Type: Security Alarm Host
- Usage: Personal
- Installation Mode: Contact Type
- Certification: CE
- Application: Home, Special Equipment
- Service: OEM&ODM
Micro Power Electric Magnetic Door Sensor Switch
US$ 0.88-1.76 / Piece
Min. Order:1000 Pieces
- Type: Door Sensor
- Signal Transmission: Wired Alarm
- Working Mode: Active
- Certification: CE, RoHS
- Application: Indoor
- Transmission Mode: Cable
Convenitonal 4 Wire Fire Alarm with Relay Output No/Nc Option
US$ 9.5-10.7 / Piece
Min. Order:1 Piece
- Type: Smoke Alarm
- Usage: Smoke Detector
- Installation Mode: Built in
- Certification: CE, ISO, CCC
- Application: Industry, Communication Electronic Products, Special Equipment
- Rated Operational Voltage: DC9~28V
Roller Shutter Sensor with The Wooden Door Magnetic Contact
US$ 0.23-0.25 / Piece
Min. Order:100 Pieces
- Type: Floating Ball
- Contact: Contactless
- Output Signal Type: Switching Type
- Production Process: Normal Wirewound
- Feature: Conductor
- Material: Stainless Steel
UV Ultroviolet Alarm with Relay Output for Fire Fighting Alarm Security System
US$ 65-82 / Piece
Min. Order:1 Piece
- Type: Ultroviolet Flame Detector
- Anti-theft Alarm System Approach: Active
- Anti-Theft Alarm System Type: Smoke Alarms
- Anti-Theft Alarm System-Wide: Space Security Alarm Detector
- Anti-Theft Alarm System Distance: Common Detectors
- Types of Smoke Detectors: UV Flame Detector
LCD Display Carbon Monoxide Detector with Back up Battery (ES-6906C)
US$ 5-6 / Piece
Min. Order:10 Pieces
- Type: Carbon Monoxide Alarm
- Conductivity Type: Non-conductivity Type
- Output Signal Type: Analog Type
- Production Process: SemiConductor Integrated
- Material: Plastic
- IP Rating: IP68
30m Operating Distance Active Infrared Beams for Sliding Gate
US$ 25-40 / Piece
Min. Order:1 Piece
- Function Type: Mixing System, Infrared Range and Communication System, Search and Tracking System
- Detection Type: Infrared Beam Sensor
- Output Signal Type: No/Nc
- Production Process: Integration
- Material: ABS
- IP Rating: IP65
No/Nc/COM Wired Shutter /Rolling Door Sensor with L Type Bracket Installation
US$ 2.49-3.89 / Piece
Min. Order:100 Pieces
- Signal Transmission: Wired
- System: Sound and Magnetic System
- Type: Anti-Theft Alarm
- Application: Home, Communication Electronic Products, Industry, Special Equipment
- Usage: Door, Window
- Certification: CE, ISO, RoHS, CCC
Conventional Surface Mount Manual Call Point
US$ 4.25 / Piece
Min. Order:1000 Pieces
- Principle: Photoelectric
- Wires: Two-Wires
- Certification: ISO, RoHS, CE
- Color: Red
- Product Name: Conventional Surface Mount Manual Call Point
- Material: ABS
No Switch Output Economical Light Curtains Sensor for Sectional Door
US$ 95-150 / Set
Min. Order:1 Set
- Type: Opposed Type Infrared Sensor
- Output Signal Type: Switching Type
- Production Process: Integration
- Material: PC
- Feature: Door Blanking Function
- IP Rating: IP67
Rolling Gate Door Magnetic Detector for Burglar Alarm (SC-55Z)
US$ 0.8-1 / Pair
Min. Order:10 Pairs
- Type: Anti-Theft Alarm
- Principle: Photoelectric
- Wires: Two-Wires
- Standard: Standard
- Application: Indoor
- Size: 86 Type
Fire Alarm Ultroviolet Flame Detector with Relay Output for Smoke Alarm System
US$ 65-82 / Piece
Min. Order:1 Piece
- Type: Ultroviolet Flame Detector
- Anti-theft Alarm System Approach: Active
- Anti-Theft Alarm System Type: Smoke Alarms
- Anti-Theft Alarm System-Wide: Space Security Alarm Detector
- Anti-Theft Alarm System Distance: Common Detectors
- Types of Smoke Detectors: UV Flame Detector
Magnetic Door Sensor Surface Mount Contact Magnetic Contact Switch
US$ 0.23-0.25 / Piece
Min. Order:100 Pieces
- Type: Floating Ball
- Contact: Contactless
- Output Signal Type: Switching Type
- Production Process: Normal Wirewound
- Feature: Conductor
- Material: Stainless Steel
4 Wired 12V/24V Fire Alarm Smoke Alarm with Relay Output
US$ 8.9-10.7 / Piece
Min. Order:1 Piece
- Type: Smoke Alarm
- Usage: Smoke Detector
- Installation Mode: Built in
- Certification: ISO, CCC
- Application: Industry, Communication Electronic Products, Special Equipment
- Rated Operational Voltage: DC12~24V
Alarm Flush Mounted Cylindrical Magnetic Power Contacts Ta-39
US$ 0.86 / Pair
Min. Order:100 Pairs
- Type: Anti-Theft Alarm
- Usage: Door, Window
- Color: White/Brown
- Case Material: ABS
- Output: Nc/No/COM
- Installation: Concealed Drilling
12 - 24V AC 12 - 30V DC Infrared Photocell Sensor for Boom Barrier Gate Safety Application
US$ 25-40 / Piece
Min. Order:1 Piece
- Function Type: Mixing System, Infrared Range and Communication System
- Detection Type: Infrared Beam Sensor
- Output Signal Type: No/Nc
- Production Process: Integration
- Material: ABS
- IP Rating: IP65
2021 New Tuya Smart WiFi+GSM+GPRS Alarm System with Ios/Android APP Control Compatible Amazon Alexa
US$ 38.5-46.5 / Piece
Min. Order:1 Piece
- Type: Anti-Theft Alarm
- Signal Transmission: Wireless Alarm
- Working Mode: Passive
- Certification: CE, ISO, FCC, RoHS, CCC, GS
- Application: Indoor, Outdoor
- Working Principle: Electromechanical
