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Ajax DoorProtect black

Manufacturer: AJAX Systems
Magnetic door and window opening detector

With their compact size, high-end sensors and wireless communication, Ajax DoorProtect detectors can protect doors and windows across several floors of a house or office.

SKU: AJ-DOOR/Z
Maximum Performance

Maximum performance

  • Works up to 1,200 meters from Ajax Hub in open space or across several floors of a business center
  • Allows for connection to a third-party detector
  • Can be used with third-party security systems using the uartBridge and ocBridge Plus modules
AJAX DoorProtect
AJAX Protection

Protection from intruders and failure

  • Uses authentication to protect against fraud
  • Tamper-resistant body
  • Response from detectors can be checked every 12-300 seconds (adjustable)
  • Jamming detection, frequency-hopping
  • Uses an encrypted connection
AJAX DoorProtect AJAX Effortless operation

Smooth operation

  • Uses British-made reed switches that can be toggled more than 1,000,000 times without failure
  • Two-way communication with Ajax Hub allows for periodic testing and customization
  • Saves energy by regulating power consumption based on the distance from Ajax Hub
  • Has a battery life of up to 7 years when pinging once per minute
AJAX Simple professional-level installation

Simple professional-level installation

  • No need to disassemble the body when installing using SmartBracket mounts
  • Uses powerful magnets that can be installed up to 2 cm from the main unit
  • The quality of the connection and detection area can be tested remotely
  • Connects to Ajax Hub with a single click
AJAX Engineering masterpiece

Engineering masterpiece


  • Its compact size and powerful magnet make Ajax DoorProtect the ideal detector to protect all types of doors and windows
AJAX DoorProtect

Tech specs

Detector type: Wireless
Mounting: Surface-mounted
Distance to magnet: Up to 1 cm (small magnet), up to 2 cm (big magnet)
Detecting element: Reed switch
Use: Indoor
Additional input to plug in the wire detectors: Available
Tamper protection: Available
Radio signal power: 20 mW
Communication protocol: Jeweller (868.0−868.6 MHz)
Maximum distance between detector and central unit: Up to 1,200 m (6562 ft) (in open area)
Power supply: CR123A battery
Power supply voltage: 3 V
Battery life: Up to 7 years
Operating temperature range: From 0°С to +50°С
Operating humidity: Up to 80%
Dimensions: 20х90 mm
Maximum Performance

Maximum performance

  • Works up to 1,200 meters from Ajax Hub in open space or across several floors of a business center
  • Allows for connection to a third-party detector
  • Can be used with third-party security systems using the uartBridge and ocBridge Plus modules
AJAX DoorProtect
AJAX Protection

Protection from intruders and failure

  • Uses authentication to protect against fraud
  • Tamper-resistant body
  • Response from detectors can be checked every 12-300 seconds (adjustable)
  • Jamming detection, frequency-hopping
  • Uses an encrypted connection
AJAX DoorProtect AJAX Effortless operation

Smooth operation

  • Uses British-made reed switches that can be toggled more than 1,000,000 times without failure
  • Two-way communication with Ajax Hub allows for periodic testing and customization
  • Saves energy by regulating power consumption based on the distance from Ajax Hub
  • Has a battery life of up to 7 years when pinging once per minute
AJAX Simple professional-level installation

Simple professional-level installation

  • No need to disassemble the body when installing using SmartBracket mounts
  • Uses powerful magnets that can be installed up to 2 cm from the main unit
  • The quality of the connection and detection area can be tested remotely
  • Connects to Ajax Hub with a single click
AJAX Engineering masterpiece

Engineering masterpiece


  • Its compact size and powerful magnet make Ajax DoorProtect the ideal detector to protect all types of doors and windows
AJAX DoorProtect

Tech specs

Detector type: Wireless
Mounting: Surface-mounted
Distance to magnet: Up to 1 cm (small magnet), up to 2 cm (big magnet)
Detecting element: Reed switch
Use: Indoor
Additional input to plug in the wire detectors: Available
Tamper protection: Available
Radio signal power: 20 mW
Communication protocol: Jeweller (868.0−868.6 MHz)
Maximum distance between detector and central unit: Up to 1,200 m (6562 ft) (in open area)
Power supply: CR123A battery
Power supply voltage: 3 V
Battery life: Up to 7 years
Operating temperature range: From 0°С to +50°С
Operating humidity: Up to 80%
Dimensions: 20х90 mm
Products specifications
Manufacturer Ajax
Type Magneetcontacten
Color black
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