Top Gsm Burglar Alarm Systems Reviews

QMseller MC-33C Normally Closed Recessed Window Door Contact Sensor Alarm Magnetic Reed Switch 2 Sets

  • Work as an anti-theft alarm, ideal for metal door and window.
  • NC means Normally Closed:When the magnet together, the circuit is conductive( light on ).
  • when the magnet separate, the circuit is not conductive ( light off ).
  • These are the door contact sensors that are in use with any and all commercial or residential card access systems as well as all security burglar alarm system.
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GDQLCNXB 2 Sets MC-33C Normally Closed Recessed Window Door Contact Sensor Alarm Magnetic Reed Switch

  • 3.NC means Normally Closed:When the magnet together, the circuit is conductive( light on ).
  • when the magnet separate, the circuit is not conductive ( light off ).
  • 4.Work as an anti-theft alarm, ideal for metal door and window.
  • 5.These are the door contact sensors that are in use with any and all commercial or residential card access systems as well as all security burglar alarm system.
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Burglar Alarm System 18 pcs kit 4G WiFi APP RFID DIY Wireless GSM for Home Security

  • SCARE BURGLAR AWAY When someone trigger this system that will be alarm to scare thief away and also will make a phone or sending a message to someone which you save the phone number on the main unit..
  • 4G+WIFI Connect wifi easy,No any monthly fee.Only support 2.4GHz.
  • RIFID CARD Very easy for old people or children to arm or disarm this system..
  • REMOTE CONTROL You can control this gsm alarm system Arm/Disarm/Voice Monitoring /Intercom by cellphone anywhere..
  • AFTER SERVICE If you have any problem,pls contact seller by amazon,not amazon customer service.We will solve it for you and make you satisfication.
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Liftmaster 41C4398A RPM Sensor Assembly

  • Made of flame retardant ABS housing material,high temperature resistant,not easy to deform..
  • Contact Type:NC(Normally Closed).Can be added to wireless home security systems such as video surveillance cameras..
  • Wire length:25cm/1".Sensitive response,accurate detection.Fine workmanship ensures its reliability..
  • Easy to install.This door contact can be used with access control or burglar alarm system..
  • Package Included: 2pcs Recessed Door Magnetic Switch..
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FiveStarCable 18/2 Power Cable 1000 ft 18/2 Gauge Security/Alarm/Audio/Control Cable Wire 18 AWG

  • 18 gauge 2 conductor shielded stranded multi-conductor cable designed for security and low power applications.
  • Can be used at Burglar alarm, public address systems, intercoms, telephone stations, speakers, instrumentation, control.
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Taidacent Vibration Switch Module 12V High Sensitivity Vibration Delay Module Plus Relay Plus Delay Three-in-One Module Alarm Trigger

  • Shipping list: One 12V vibration sensor delay module with one ultra-high sensitivity vibration sensor..
  • corridor delay switch, delay energy-saving products.
  • connected to the vibration sensor can do a variety of alarm delay trigger, such as earthquake alarm, burglar alarm, car burglar alarm.
  • the shock sensor can also be applied to the car start automatic trigger control related products.
  • The machine equipment stops the delay alarm trigger..
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Challenger Infrared Safety Beam Sensors

  • MATERIAL - The switch housing is made of ABS flame retardant material and the reed switch is resistant to high temperature and deformation..
  • NORMALLY CLOSED/NORMALLY OPENED - This switch has 3 contact types: NC/NO/COM, you can choose to connect two of the contacts according to your need..
  • ACTUATION DISTANCE - 10-20mm transmitting distance. The contact has fast reflection and accurate detection..
  • WORKING CONDITIONS - When the magnetic door is energized, the voltage is controlled at DC 0V-24V and the load current cannot exceed 150mA..
  • WIDE APPLICATIONS - Work with all access control and burglar alarm systems. Can be installed in wooden or aluminum alloy doors and windows..
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Aoje-Link MC-51 NC + NO Wired Magnetic Switch Door Window Reed Switch Micro Alarm Magnetic Contact Security Silver Gray 1pcs

  • Product Content: 1 x MC-51 Magnetic Door Swith.
  • Color: Silver Gray, Material: Zinc Alloy..
  • Size: 32mm x 15mm x 8mm/1.26" x 0.59" x 0.31" (L*W*H)..
  • Contact Type: NC/NO, Actuation Distance: 20-30mm, Max Voltage: 100V, Max Current:0.5A..
  • Door contact sensors used with commercial or residential access systems and all security access and burglar alarm system..
  • Integrated zinc alloy manufacturing, durable and high strength. Work as an anti-theft alarm, ideal for wood or metal door and window..
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10 Sets Pack of Surface Mounted Alarm Magnetic Contacts Door Window Reed Switch Sensor with Double Side Tape

  • Suitable for wooden/glass/plastic material doors.
  • For home burglar alarm system, important kits of home security..
  • Screws terminal connection inside , easy for mounting and connecting to systems..
  • Surface mounted with double side tape , ≥ 15mm operation gap.
  • NC type , normally closed : Switching OFF when door is opened.
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16.5V 40VA Burglar Alarm Systems and Doorbell Transformer,16.5V Plug in Transformer Compatible with All Versions of Doorbell ，Most Security Panels

  • ➡︎ Easily Replace your Old Transformer - Plug in Alarm System Transformer for your Security System.
  • ➡SPECIFICATION: input voltage: 120 VAC, 60Hz.
  • Output voltage: 16.5V, 40VA SAFE AND STABLE auto-resetting (PTC) fused secondary, LED green power indicator.
  • ➡ELIMINATATE DOORBELL UNDER POWER HASSEL:16.5V 40VA plug in transformer, replaces and upgrades underpowered transformer with this 16.5V AC transformer, offering plenty of power for your doorbells.
  • ➡Compatible With: This transformer compatible for Honeywell Ademco, DSC, ETC Burglar Alarm Systems.
  • Also compatible with Video Doorbell, Video Doorbell 2, Video Doorbell Pro, Nest Skybell Doorbell.
  • ➡ Easy to install:Output with screw terminals, simple wiring.
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433MHZ Door Window Sensor detector working with 433mhz alarm system hub required

  • 1.NC means Normally Closed:When the magnet together, the circuit is conductive( light on ).
  • when the magnet separate, the circuit is not conductive ( light off ). When make order,pls check carefully!.
  • Max.Working Voltage: 100V,Contacts Status : NC (Normally Closed).
  • package Content : 6x Door Magnetic Switch.
  • 5.These are the door contact sensors that are in use with any and all commercial or residential card access systems as well as all security burglar alarm system..
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VEVOR Safe Box, 1 Cubic Foot Money Safe with Fingerprint Lock and Key Lock, Alloy Steel Home Safes with 2 Keys, Wall-Mounted Security Safe for Cash, Watch, Jewelry, Passports, Documents (White)

  • Strong security Modes: Protect your valuables and never fall victim to theft. Our robust safe box securely stores your valuables and denies children and unauthorized users access. The safe box has 2 reliable lock systems and a burglar alarm. It can only be opened via fingerprint authentication or with 2 keys..
  • Premium Alloy Steel: Our impenetrable money safe is made of heavy-duty 1.2 mm alloy steel, ensuring it stays corrosion and pry-resistant. The doors feature a 3 mm thickness. If tampering occurs, a loud burglar alarm will sound. Sleep soundly tonight, knowing that your valuables will always be protected..
  • Spacious 1C Capacity: The interior of this small safe is 1 cubic foot, and it is able to keep valuable items like passports, jewelry, watches, mobile hard disks, cash, and documents neatly organized. Confidently store your valuables and information. Additionally, the carpeted floor inside protects valuables, allowing them to stay in mint condition..
  • Modern Wall Mounted Design: With four pre-drilled holes and four expansion screws, this safe can be installed stably on the wall, floor, or shelf for extra security. the drilled installation will make it impossible for thieves to foolishly try to lift it. The white exterior finish gives it a stunning l....
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VEVOR Safe Box, 1 Cubic Foot Money Safe with Fingerprint Lock and Key Lock, Alloy Steel Home Safes with 2 Keys, Wall-Mounted Security Safe for Cash, Watch, Jewelry, Passports, Documents (Black)

  • Strong security Modes: Protect your valuables and never fall victim to theft. Our robust safe box securely stores your valuables and denies children and unauthorized users access. The safe box has 2 reliable lock systems and a burglar alarm. It can only be opened via fingerprint authentication or with 2 keys..
  • Premium Alloy Steel: Our impenetrable money safe is made of heavy-duty 1.2 mm alloy steel, ensuring it stays corrosion and pry-resistant. The doors feature a 3 mm thickness. If tampering occurs, a loud burglar alarm will sound. Sleep soundly tonight, knowing that your valuables will always be protected..
  • Spacious 1C Capacity: The interior of this small safe is 1 cubic foot, and it is able to keep valuable items like passports, jewelry, watches, mobile hard disks, cash, and documents neatly organized. Confidently store your valuables and information. Additionally, the carpeted floor inside protects valuables, allowing them to stay in mint condition..
  • Modern Wall Mounted Design: With four pre-drilled holes and four expansion screws, this safe can be installed stably on the wall, floor, or shelf for extra security. the d....
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