Product Description
The AJAX#44397 Ajax Superior GlassProtect Fibra is a professional wired glass break detector designed to provide reliable perimeter protection for windows, glass doors, shopfronts, office partitions, and other glazed surfaces. Using a highly sensitive electret microphone and Ajax's advanced DualTone signal processing algorithm, the detector accurately identifies the specific sound frequencies associated with breaking glass while minimising false alarms.
Built on Ajax's secure Fibra communication platform, Superior GlassProtect Fibra delivers encrypted alarm transmission, instant event notifications, remote configuration, and exceptional reliability over distances of up to 2,000 metres. Its compact design allows discreet installation while providing extensive coverage for residential, commercial, retail, and industrial environments.
With advanced acoustic analysis and professional-grade security features, Superior GlassProtect Fibra is an essential component for comprehensive perimeter intrusion protection.
What's Included in the Box

Main Features
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Professional wired glass break detector
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Advanced electret microphone technology
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Glass break detection up to 9 metres
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DualTone false alarm prevention
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Two-factor acoustic verification
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Encrypted Fibra communication
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Up to 2,000m communication range
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Adjustable sensitivity levels
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Instant alarm notifications
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Remote configuration through Ajax apps
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Tamper protection
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Device authentication
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Compact low-profile design
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Available in White and Black
Detailed Specifications
Detection Features
Sensing Element
Glass Break Detection
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Detection Distance: 0.3m to 9m
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Horizontal Detection Angle: 180°
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Wide-area acoustic coverage
Sensitivity Settings
Glass Types Supported
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Standard Glass (4mm)
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Insulated Glass (4mm)
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Tempered Glass (6mm)
Minimum Glass Size
False Alarm Prevention
DualTone Technology
Advanced two-factor glass break verification algorithm that analyses:
This dual-stage verification significantly reduces false alarms caused by environmental noise.
Communication
Fibra Communication Technology
Communication Distance
Security & Anti-Sabotage Features
Tamper Protection
Security Protection
Power Specifications
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Operating Voltage: 5–30V DC
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Nominal Voltage: 24V DC
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Maximum Power Consumption: 47mW
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Quiescent Current Consumption: 0.06mA
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Maximum Current Consumption: 6.1mA
Physical Specifications
Dimensions
Weight
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Black Version: 16g
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White Version: 18g
Colours
Environmental Specifications
Warranty Information
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Manufacturer Warranty: 24 Months
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Genuine Ajax Systems Product
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Supported Through Authorised Ajax Distribution Channels
About Ajax Systems
Ajax Systems is a globally recognised manufacturer of professional security and smart protection solutions. Trusted by millions of users worldwide, Ajax products combine advanced detection technologies, encrypted communication, intuitive management, and exceptional reliability for residential, commercial, and industrial applications.

Practical Use Scenarios
Residential Window Protection
Detect glass break attempts on windows, sliding doors, and glazed entry points before intruders gain access.
Retail Shopfront Security
Protect large storefront windows and display glass from smash-and-grab attacks.
Commercial Office Security
Monitor glass partitions, meeting rooms, and office entry points for unauthorised access.
Warehouse & Industrial Facilities
Secure glass doors and windows in warehouses, factories, and logistics facilities.
Educational & Healthcare Facilities
Protect vulnerable glass areas while maintaining a discreet appearance.
Multi-Layered Intrusion Protection
Integrate with Ajax opening detectors, motion detectors, sirens, and hubs to create a comprehensive perimeter security system.
Datasheets & Resources
Excellence for the Australian and New Zealand Market
The AJAX#44397 Superior GlassProtect Fibra is engineered to meet the demanding requirements of Australian and New Zealand security installations. Its advanced acoustic glass break detection and encrypted Fibra communication provide reliable perimeter protection for residential, commercial, retail, and industrial applications.
Benefits include:
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Genuine Ajax Systems product
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Professional-grade wired Fibra technology
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Long-distance communication up to 2,000m
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Advanced DualTone false alarm prevention
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Suitable for Australian and New Zealand commercial projects
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Distributed through authorised Ajax partners
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24-month manufacturer warranty
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Designed for dependable long-term operation
FAQs
What does AJAX#44397 Superior GlassProtect Fibra detect?
AJAX#44397 detects the sound frequencies associated with breaking glass using an advanced electret microphone and DualTone verification technology.
What is the detection range of AJAX#44397?
AJAX#44397 can detect glass break events from 0.3 metres up to 9 metres away.
Does AJAX#44397 work with tempered glass?
Yes. AJAX#44397 supports detection on tempered glass up to 6mm thick as well as standard and insulated glass.
How does AJAX#44397 reduce false alarms?
AJAX#44397 uses Ajax DualTone technology that verifies both low-frequency impact sounds and high-frequency glass shattering sounds before triggering an alarm.
Can AJAX#44397 protect large shopfront windows?
Yes. AJAX#44397 is ideal for protecting retail storefronts, office windows, glass doors, and large glazed areas.
What communication technology does AJAX#44397 use?
AJAX#44397 uses Ajax Fibra encrypted wired communication technology with support for distances up to 2,000 metres.
Is AJAX#44397 suitable for residential installations?
Yes. AJAX#44397 is suitable for homes, apartments, offices, retail stores, schools, warehouses, and commercial buildings.
Can AJAX#44397 be remotely configured?
Yes. AJAX#44397 can be configured and monitored remotely through Ajax security applications.
What warranty is included with AJAX#44397?
AJAX#44397 includes a 24-month manufacturer warranty.
Why choose AJAX#44397 Superior GlassProtect Fibra?
AJAX#44397 combines professional glass break detection, DualTone false alarm prevention, encrypted Fibra communication, and easy integration into Ajax security systems for reliable perimeter protection.