Description
Hardening your property’s entry points, the Ajax Fibra DoorProtect Door Contact – White (AJA-44393) provides immediate notification of door or window intrusion for Ajax systems.
Providing White EN50131 Grade 2 performance, the Ajax Ajax Fibra DoorProtect Door Contact – White (AJA-44393) (AJA-44393) is specifically configured to minimize installation complexity while maintaining elite-level security oversight.
Professional Features
- Certification: Grade 2, CE
- 4 core Bus connection
- Pre-installed CR123A or equivalent battery
- 2000m on Cat5
- Door Contact
- Dimensions – 90.5 × 21 × 18.5 mm
- 1 x Ajax Fibra DoorProtect Door Contact – White (AJA-44393)
- Mounting Kit (Screws & Wall Plugs)
- Quick Start Installation Guide
- Instant alert notification
- Durable magnetic sensor
- Requires precise alignment of magnet
Technical Specifications
| Brand | Ajax |
| Product SKU | AJA-44393 |
| Security Certification | Grade 2 |
| Connectivity Type | Wireless |
| Application | Residential / Commercial |
Note: Ensure compatibility with your Ajax control panel before installation. For technical advice, consult our installation guides.
Finished in a professional Alpine White, this unit is designed to blend seamlessly into residential ceilings and light-colored commercial walls.
Expert Analysis
This Ajax component is the preferred choice for installers requiring zero-latency response and industry-standard Grade certification.
Why buy from our professional collection EE?
As an official UK stockist, we provide 24-month warranties on all professional hardware. Our technical team is available to support your installation with expert guidance on system configuration.
Recommended Use Case
Ideally suited for primary entry points including front doors, patio sliders, and vulnerable ground-floor windows.
What’s in the Box?
- Certification: Grade 2, CE
- 4 core Bus connection
- Pre-installed CR123A or equivalent battery
- 2000m on Cat5
- Door Contact
- Dimensions – 90.5 × 21 × 18.5 mm
- 1 x Ajax Fibra DoorProtect Door Contact – White (AJA-44393)
- Mounting Kit (Screws & Wall Plugs)
- Quick Start Installation Guide
- Instant alert notification
- Durable magnetic sensor
- Requires precise alignment of magnet
Advanced Technology: Utilizes the proprietary Jeweller radio protocol for secure, long-range communication of up to 2,000 meters in open space.
Aesthetic Finish: Alpine White
Expert Verdict
- Certification: Grade 2, CE
- 4 core Bus connection
- Pre-installed CR123A or equivalent battery
- 2000m on Cat5
- Door Contact
- Dimensions – 90.5 × 21 × 18.5 mm
- 1 x Ajax Fibra DoorProtect Door Contact – White (AJA-44393)
- Mounting Kit (Screws & Wall Plugs)
- Quick Start Installation Guide
- Instant alert notification
- Durable magnetic sensor
- Requires precise alignment of magnet
- Certification: Grade 2, CE
- 4 core Bus connection
- Pre-installed CR123A or equivalent battery
- 2000m on Cat5
- Door Contact
- Dimensions – 90.5 × 21 × 18.5 mm
- 1 x Ajax Fibra DoorProtect Door Contact – White (AJA-44393)
- Mounting Kit (Screws & Wall Plugs)
- Quick Start Installation Guide
- Instant alert notification
- Durable magnetic sensor
- Requires precise alignment of magnet
Integrates seamlessly with security control panels.
Technical Overview
| Brand | Ajax |
| System Type | Wired |
| Compatibility | Ajax Fibra |
| Detection Type | Magnetic Contact |
| Location | Indoor |










