Ajax Superior DoorProtect G3 Fibre Black – Grade 3 Opening Sensor with Shock and Anti-masking

Ajax Superior DoorProtect G3 Fibre Black – Grade 3 Opening Sensor with Shock and Anti-masking

 
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AJAX FIBER | 143555.177.BL (ex. 161341.177.BL) # 143555 | Ajax Superior DoorProtect G3 Fiber black is a professional-grade wired sensor designed for advanced protection of doors and windows in Ajax systems. It integrates a double reed switch for opening detection , an accelerometer for shock and tilt changes , and a magnetic masking sensor , ensuring complete control against break-in and tampering attempts. Wired Fiber technology with encrypted two-way communication up to 2,000 meters ensures signal stability and constant monitoring. Grade 3 certified, it offers anti-sabotage protection with a double tamper and is ideal for professional, high-security installations. Ajax

Technical Data Sheet

Reference: 143555.177.BL1

Brand: Ajax Systems

EAN: 4823114078620

Manufacturer Object ( [id] => 31 [name] => Ajax Systems [description] =>

Born in 2011, Ajax System produces alarm and fire systems with JEWELLER radio protocol, a wireless technolog that allows to connect with a few taps the detectors in the mobile app. The Ajax System security system is easy to install in your apartment, home or office. By choosing Ajax System, you get integrated protection that is easy to manage, tamper-resistant and responds instantly to attacks. Ajax  System devices are easy to be installed: just 15 seconds to connect the control panel to the detectors. They can also support third-party surveillance cameras, making Ajax System a singular security center.

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Ajax SystemsAjax Systems

The alarm systems by Ajax System use a state-of-the-art wireless technology, thus making the devices very reliable and always connected. Ajax System detectors combine the best components with conceptual design.

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143555.177.BL1 | OPENING DETECTOR WITH SHOCK, TILT, AND MAGNETIC MASKING SENSORS

Ajax

The Ajax Superior DoorProtect G3 Fibra, 143555.177.BL (ex. 161341.177.BL), black , is a professional Grade 3 wired sensor designed for advanced door and window protection in Ajax systems. It combines comprehensive perimeter control with multiple integrated technologies, offering maximum reliability against intrusion and tampering attempts. Encrypted two-way wired Fiber communication up to 2,000 meters ensures signal stability, constant monitoring, and data security. Designed for professional installations, it ensures high sabotage resistance and quick setup via the Ajax app.

Main specifications:

- Opening detection with high reliability double reed switch

- Shock and tilt sensor with built-in adjustable accelerometer

- Magnetic masking detection against spoofing attempts

- Bidirectional encrypted wired fiber communication up to 2,000 m

- Anti-tamper protection with double tamper and device authentication

- Direct power supply from the fiber line without batteries for operational continuity

Further details

✅ Fiber Communication :
The Superior DoorProtect G3 Fibre uses Ajax wired fibre technology with encrypted two-way communication up to 2,000 metres , ensuring secure data transmission , device authentication , regular polling and constant real-time monitoring , ideal for Grade 3 certified security systems .
✅ Detection :
The system integrates a double reed switch for opening , an accelerometer for shocks and inclination variations and a magnetic masking sensor , ensuring complete perimeter control and effective protection against break-in attempts, tampering and magnetic spoofing.
✅ Anti-sabotage protection:
Security is ensured by double anti-tampering , magnetic spoofing detection , device authentication and security fixing screws , offering high resistance to sabotage attempts and immediate notifications in case of anomalies.
✅ Power supply:
Power is supplied via a 24V wired fibre line , ensuring constant operational continuity , low power consumption of up to 35 mW and eliminating the need for batteries, making the device ideal for permanent professional installations .

Technical data sheet

143555.177.BL1
Communication
Fiber communication technology Proprietary wired communication technology. Fiber combines the reliability of wires with the freedom of radio connection.
Key features:
  • Two-way communication.
  • Advanced anti-sabotage.
  • Instant notifications.
  • Remote configuration via the Ajax apps.
Line connection 4-core cable
Fiber line length up to 2,000 meters
up to 6,500 ft
When using the U/UTP cat.5 twisted pair.
Encrypted communication
Detection
Sensitive element 1 × accelerometer
1 x magnetic masking sensor
2 x reed switches
The magnet can be installed to the right or left side of the detector.
Protection against reed switch chatter The detector ignores vibrations lasting up to 0.15 s
Input to connect an additional detector Wired detector with the normally closed (NC) contact type
Shock sensor sensitivity 3 levels
Adjusted by PRO or user with admin rights in the Ajax app
Option to ignore single shock Enabled by PRO or user with admin rights in the Ajax app
Tilt sensor activation threshold from 5° to 25°
Adjusted by PRO or user with admin rights in the Ajax app.
Spacers 2 pcs
They are needed to install the detector or the magnet on a metal surface, as they help to reduce the distance between the detector and the magnet.
You can use one or two spacers at once.
Chime When the system is disarmed, the siren makes a special sound to notify that the opening detectors are triggered
Recommendations Do not install the detector using both magnets at the same time. The detector recognizes only one magnet on the left or right side of it.
The device is designed for indoor use only.
Sabotage protection
Tamper alarm 2 tampers
Notifications on attempts to detach the detector from the surface or open the front lid
Magnetic masking sensor The device detects an attempt to mask the main magnet of Superior DoorProtect G3 Fibra with a fraudulent magnet.
Holding screw to secure the detector on the mounting panel
Protection against forgery devices authentication
Power Supply
Fiber line power supply 5−30 V⎓, up to 35 mW
The detector is powered by the control panel.
Enclosure
Color Black
Detector dimensions 102 × 21 × 19.2 mm
4.02″ × 0.83″ × 0.76″
Detector dimensions 102 × 21 × 19.2 mm
4.02″ × 0.83″ × 0.76″
Weight 15 g
0.53 oz
Operating temperature range from −10 °C to +40 °C
from 14 °F to 104 °F
Operating humidity up to 75%
Complete set Superior DoorProtect G3 Fibre
Big magnet
Small magnet
Installation kit
Quick start guide
Warranty 24 months
All our products are in conformity with the in force CE normative (read here). To ask for a copy of the certification fill out this form