2,658 Nc Door Alarm
results from61 suppliers
DIY House Alarm System GSM Security Alarm with Relay Output
- Type: Anti-Theft Alarm
- Signal Transmission: Wireless Alarm
- Working Mode: Passive
- Application: Indoor
- Working Principle: GSM Network
- Languages Supported: Russian, Spanish, English, Chinese
Gate Opener Motor Battery Powered Photo Cell Infrared Sensor/ Photo Eye Photocell/Safety Beam Sensors Alarm System Door Window
- System: Passage System
- Type: Anti-Theft Alarm
- Application: Home, Communication Electronic Products, Industry, Special Equipment, Traffic, Car/Motorcycle
- Usage: Door, Auto
- Certification: CE, FCC
- Rotation Angle: 180 Degree
Convenitonal 4 Wire Smoke Alarm with Relay Output No/Nc Option
- 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
Gate Photocell Infrared Photocell Sensor for Automatic Gate Opening with 180 External Rotation System
- Signal Transmission: Infrared Photocells
- System: Passage System
- Type: Anti-Theft Alarm
- Application: Home, Communication Electronic Products, Industry, Special Equipment, Traffic, Car/Motorcycle
- Usage: Door, Auto
- Certification: CE, FCC
Wireless Mini PIR Motion Sensor Detector Tamper for Home Security Alarm Siren System
- Type: Home Alarm
- Signal Transmission: Wireless Alarm
- Working Mode: Active
- Certification: CE, RoHS
- Application: Restaurant Hotel Hospital Coffee Shop
- Transmission Mode: Wireless
Home Security Copper Body Magnetic Contact Switch (Br-1072)
- Application: Home
- Usage: Door, Window
- Certification: CE
- Maximum Switching Voltage: 100
- Maximum Switching Current: 0.5
- Reed Form: N/O,N/C,Spdt
220V Combustible Wired Gas Leakage Alarm with Valve Cut off Function
- Type: Carbon Monoxide Alarm
- Conductivity Type: Non-conductivity Type
- Output Signal Type: Analog Type
- Production Process: SemiConductor Integrated
- Material: Plastic
- IP Rating: IP68
Normally Open Magnetic Door Contact Alarm Security Reed Switch
- Signal Transmission: Wired
- System: Intelligent System
- Type: No Nc
- Application: Home
- Usage: Door, Window
- Certification: CE, En
220V 4-Wire Photoelectric Smoke Alarm and Fire Detector with Relay Output
- Type: Smoke Alarm
- Usage: Smoke Detector
- Installation Mode: Built in
- Certification: CE, ISO, CCC
- Application: Industry, Communication Electronic Products, Special Equipment
- Rated Operational Voltage: AC 220V
12V/24V Fire Alarm Smoke Alarm for Electric Cabinet Usage
- 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
Non-Addresasble 12V/24V Switch Output Smoke Alarm for PLC Fire Detection
- 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
LCD Display Carbon Monoxide Alarm with Back up Battery (ES-6906C)
- Type: Carbon Monoxide Alarm
- Conductivity Type: Non-conductivity Type
- Output Signal Type: Analog Type
- Production Process: SemiConductor Integrated
- Material: Plastic
- IP Rating: IP68
Magnetic Proximity Door Alarm/Window Alarm Contact
- Application: Home, Industry
- Usage: Door, Window
- Certification: CE, ISO, RoHS, UL
- Material: ABS Plastic
- Color: White, Brown, Grey
- Loop Type: Closed
Fire Alarm Ultroviolet Flame Detector with Relay Output for Smoke Alarm System
- 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
2m Long Safety Light Curtains for Home Fence Alarm System
- Function Type: Infrared Range and Communication System
- Detection Type: Any Objectives
- Output Signal Type: Relay
- Production Process: Integration
- Material: Aluminum Alloy + PC
- IP Rating: IP67
2m Long Safety Light Curtain Security Residents Alarm Control System
- Function Type: Infrared Range and Communication System
- Detection Type: Any Objectives
- Output Signal Type: Relay
- Production Process: Integration
- Material: Aluminum Alloy + PC
- IP Rating: IP67
High Reliability 12V/24V 4wire Fire Alarm Smoke Sensor for Electric Cabinet
- 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
Photocell Sensor Perimeter Security Alarm Detector Infrared Grating
- Function Type: Infrared Range and Communication System
- Detection Type: Any Objectives
- Output Signal Type: Relay
- Production Process: Integration
- Material: Aluminum Alloy + PC
- IP Rating: IP67
DIY House Alarm System Infrared Sensor Security Alarm with Relay Output
- Function Type: Infrared Range and Communication System
- Detection Type: Any Objectives
- Output Signal Type: Relay
- Production Process: Integration
- Material: Aluminum Alloy + PC
- IP Rating: IP67
Russian Language GSM Security Home Alarm with LCD and Keypad
- Type: Anti-Theft Alarm
- Signal Transmission: Wireless Alarm
- Working Mode: Passive
- Certification: CE, ISO, RoHS, CCC
- Application: Indoor
- Working Principle: Electro-Acoustic Style
Wired Security Magnetic Alarm Contact Door Reed Switch
- Type: Door Sensor
- Signal Transmission: Wired Alarm
- Working Mode: Active
- Certification: CE, ISO, UL
- Application: Indoor, Outdoor
- Product Name: No Nc UL Ce Recessed Wired Cheap Alarm
Convenitonal 4 Wire Fire Alarm with Relay Output No/Nc Option
- 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
12/24V 4 Wire Smoke & Heat Alarm with Relay Output for Power Cabinet&Machine Room Usage
- 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
220V/110V Gas + Co Alarm with CE
- Type: Carbon Monoxide Alarm
- Conductivity Type: Non-conductivity Type
- Output Signal Type: Analog Type
- Production Process: SemiConductor Integrated
- Material: Plastic
- IP Rating: IP68
High Reliability Fire Alarm Smoke Detector for Security and Protection System
- 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
UV Ultroviolet Alarm with Relay Output for Fire Fighting Alarm Security System
- 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
Sentek Magnetic Door Contacts Sensor Alarm for Home Security System
- Type: Anti-Theft Alarm
- Usage: Door, Window, Security
- Packing: 1000PCS/Carton
- Standard: 3/4"dia*1"L
- Port: Ningbo
- Production Capacity: 1000000PCS/Month
4 Wire 220V AC Power Smoke Alarm with Relay Output
- Type: Smoke Alarm
- Usage: Smoke Detector
- Installation Mode: Built in
- Certification: CE, ISO, CCC
- Application: Industry, Communication Electronic Products, Special Equipment
- Rated Operational Voltage: AC 220V
4 Wire 220V AC Power Smoke Alarm with Relay Output for Fire Alarm System
- Type: Smoke Alarm
- Usage: Smoke Detector
- Installation Mode: Built in
- Certification: CE, ISO, CCC
- Application: Industry, Communication Electronic Products, Special Equipment
- Rated Operational Voltage: AC 220V
110V 220V Wired Smoke Alarm with No Nc Relay Output
- Type: Smoke Alarm
- Signal Transmission: Wired Alarm
- Working Mode: Passive
- Certification: CE, ISO, RoHS, CCC
- Application: Indoor
- Working Principle: Electro-Optical Type
Conventional 4 Wired 12V/24V Fire Alarm Smoke Alarm Used in Industry Control System
- 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
Smart Home Automation GSM WiFi Tuya Smart Alarm for House Security
- Type: Anti-Theft Alarm
- Signal Transmission: Wireless Alarm
- Working Mode: Passive
- Certification: CE, FCC, RoHS
- Working Principle: Electro-Optical Type
- Transmission Mode: Wireless
EN54 Standard Manual Call Point Emergency Alarm
- Type: Fire Alarm
- Signal Transmission: Wired Alarm
- Certification: CE, ISO
- Application: Indoor
- Transmission Mode: Cable
- Product Name: Fire Alarm Call Point
DC12/24V Convenitonal 4 Wire Photoelectric Smoke Alarm for Fire Alarm&Security System
- 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
Manufacturer Security Alarm Surface Mounted Magnetic Door Contact BS-2011c
- Usage: Door, Window
- Certification: CE, UL
- Material: ABS
- Colors: White, Brown, Grey
- Wire: Side Leads with #22AWG 18" Length
- Gap: 1"Gap
12V/24V 4wired Fire Alarm Smoke Alarm for Security and Protection System
- 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
4 Wired 12V/24V Fire Alarm Smoke Alarm with Relay Output
- 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
Safety Infrared Photo Beam Sensor Driveway Alarm
- Type: Reflective Panels Type Photoelectric Sensor
- Output Signal Type: Digital Type
- Production Process: Integration
- Material: Plastic
- Feature: SemiConductor
- IP Rating: IP65
LCD Display Co Alarm with Ce Certificate (ES-6906C)
- Type: Carbon Monoxide Alarm
- Conductivity Type: Non-conductivity Type
- Output Signal Type: Analog Type
- Production Process: SemiConductor Integrated
- Material: Plastic
- IP Rating: IP68
Honeywell, DSC, 2gig, Ge Wireless Magnetic Sensor for Home System (WC10)
- Type: Home Alarm
- Signal Transmission: Wireless Alarm
- Working Mode: Passive
- Certification: CE
- Application: Indoor
- Working Principle: Electromagnetic