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  • Operates up to 7 years without battery replacement;
  • Ignores thunder, dogs barking and noise outside the window;
  • Detects breakage at a distance of up to 9 m;
  • Authentication to prevent forgery;
  • Jamming detection and communication channels encryption;
  • Tampering alarm


Ajax GlassProtect White

Small wireless detector that notifies of glass being broken by intruders. It is installed at a distance of 9 m from the window and filters events that cause false alarms about breakage.

Detects breakage at a distance of up to 9 m;

Ignores thunder, dogs barking and noise outside the window;

Operates up to 7 years without battery replacement;

Principle of operation

Detects broken glass using an electret microphone, which registers the sound of impact against the glass and of the glass falling.


Two-factor detection of broken glass prevents false alarms caused by thunder, dogs barking and noise from passing trucks.

Installation and set up

Ready to operate straight out the box: the battery is already installed, therefore there is no need to disassemble the detector. With one click, it can be connected to the hub in the mobile application. It can be mounted on the SmartBracket in just a few minutes.




Ajax Systems

Product Type

Intrusion protection

Tech Specs

ClassificationSurface sound radio channel security detector
Type Of DetectorWireless
Installation MethodIndoors
CompatibilityOperates with Hub, Hub Plus, ocBridge Plus, uartBridge
Sensing ElementElectret microphone
Break Detection DistanceUp to 9 m
Alarm Signal Delivery Time0.15 s
SensitivityAdjustable, 3 levels
Detection Angle180°
Power SupplyBattery: CR123A battery
Power supply voltage: 3 V
Battery life — up to 7 years
Jeweller Radio TechnologyCommunication range with central unit — up to 1,000 m in an open space
Two-way communication between devices
Operating frequencies — 868.0-868.6 MHz
Self-adjusting RF output power — up to 20 mW
Block encryption based on AES algorithm
Detector polling period — 12−300 s
Temperature SensorAvailable
Operating Temperature Range-10°С to +40°С
Permissible HumidityUp to 75%
Anti-SabotageProtection against fraud
Jamming detection
Remote Setting And Testing+
DimensionsDiameter: 20 mm
Height: 90 mm
Weight30 g
CertificationDSTU EN 50131, Conforms to the requirements of the technical regulations governing radio equipment
WarrantyReplacement and repair within 24 months of the date of sale. Batteries are not covered under warranty.
Complete SetGlassProtect glass break detector
CR123A battery (pre-installed)
External contact
Installation set
User’s guide

Wireless break glass detector

Excluding VAT
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