AJAX FIBER | 146381.178.NC (ex. 61384.178.NC) # 146381 | Ajax Superior LineProtect Fiber is a module designed to protect devices connected to the Fiber line from short circuits, overvoltages and sabotage attempts . It constantly monitors the input and output voltage and, in case of anomalies, activates the fuses, interrupting the power supply to downstream devices. It supports Fiber wired communication technology, with a range of up to 2,000 m , encrypted communication and regular polling of device status. It integrates tamper protection , anti-spoofing authentication, self-diagnosis and configuration via the Ajax app. It is compatible with Case A (106), Case B (175) and Case D (430) cases and complies with EN 50131 Grade 3, PD 6662:2017 and INCERT standards.
146381.178.NC (ex. 61384.178.NC) | MODULE FOR PROTECTING DEVICES ON THE FIBER LINE FROM COUNTERCIRCUITS AND SABOTAGE

Ajax Superior LineProtect Fibra, 146381.178.NC (ex. 61384.178.NC) , is an advanced protection module for wired Ajax intrusion systems, designed to safeguard the Fiber line from short circuits, overvoltages and sabotage . It continuously monitors the input and output voltage and, in the presence of abnormal values, intervenes by isolating the connected devices. Encrypted Fiber communication allows a range of up to 2,000 meters , with periodic polling of the device status. It supports tamper protection , anti-spoofing authentication, self-diagnosis and configuration via the Ajax app. It is compatible with Case A, Case B and Case D cases and complies with EN 50131 Grade 3, PD 6662:2017 and INCERT standards .
Main specifications:
- Line protection: short circuits, overvoltages and sabotage
- Fiber Technology: Encrypted wired communication
- Range: up to 2,000 m
- Security: tamper and anti-spoofing
- Management: configuration and diagnostics via Ajax app
- Compatibility: Case A, Case B and Case D
- Certifications: EN 50131 Grade 3, PD 6662:2017, INCERT
Further details
Technical data sheet
| 146378.05.BL1 | |
| Communication | |
| Fiber communication technology | Proprietary wired communication technology. Fiber combines the reliability of wires with the freedom of radio connection. Key features:
|
| Line connection | 4-core cable |
| Connection | to any point of the Fiber line Superior LineProtect Fibra can be installed behind the hub, detector, keypad, or siren. The module protects devices connected to the input line. |
| Fiber line length | up to 2,000 meters up to 6,500 ft When using the U/UTP cat.5 twisted pair. Encrypted communication |
| Lines connection | |
| Number of output lines | 1 Superior LineProtect Fibra can be installed behind any Fibra device |
| Number of input lines | 1 The number of Fiber devices connected to the output line depends on their energy consumption. |
| Cable length | up to 2,000 meters up to 6,500 ft When using the U/UTP cat.5 twisted pair. |
| Lines protection | |
| Voltage supply | 110/230 V~ Fuses are triggered if an abnormal voltage is supplied on the Fiber line. After that Superior LineProtect Fibra needs to be replaced Short circuit on the line Hit by the stun gun |
| Overvoltage | on the Fibra signal lines The module protects devices when voltage is supplied to A and B signal terminals. |
| Notifications | The device distinguishes the intervention type, and the system sends the corresponding notification to the users and the security company. |
| Alert with a siren | The siren indicates with the buzzer and LED frame, if the output line alarm is detected. |
| Recommendations | For indoor use only. It is recommended to install it in Case that is sold separately and available in several options |
| Module protection | |
| Tamper alarm | Superior LineProtect Fibra has a connector to fasten the tamper board to the module. The tamper board is in Case that is sold separately. |
| Protection against spoofing | devices authentication |
| Lost connection detection | in 36 seconds Between the hub and Superior LineProtect Fiber. It can be changed in hub settings. |
| Power Supply | |
| Fiber line power supply | 5.7−30 V⎓, up to 4.3 mA The hub powers the module |
| Board | |
| Dimension | 90 × 50 × 15 mm 3.54″ × 1.97″ × 0.59″ |
| Weight | 28 g 0.99 oz |
| Operating temperature range | from −10 °C to +40 °C from 14 °F to 104 °F |
| Operating humidity | up to 75% |
| Complete set | Superior LineProtect Fibra Quick start guide |
| Warranty | 24 months |



