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4E1 4FE PDH Fiber Multiplexer with 62.5/125um Fiber Type 1 1 Protection and 120km Transmission Distance VLAN Included

Product Details

Place of Origin: China

Brand Name: E-link

Certification: ISO9001, CE, ROHS, FCC

Model Number: LNK-PDH-C2E4F4 Series

Payment & Shipping Terms

Minimum Order Quantity: 1pcs

Price: $125-$145

Packaging Details: HDMI Fiber Optic Accessories Standard Carton Packaging

Delivery Time: 1-3 working days

Payment Terms: T/T,Western Union,MoneyGram,PayPal

Supply Ability: 1000/Month

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Specifications
Highlight:

120km 4E1 PDH Fiber Multiplexer

,

4FE PDH Fiber Multiplexer

,

4E1 PDH Fiber Multiplexer

Fiber Type:
50/125um, 62.5/125um
Transmitting Power:
-9dBm (Min) ~-8dBm (Max)
Link Budget:
16dBm
Maximum Transmission Distance:
40Km
E1 Impedance::
75Ω (unbalance), 120Ω (balance)
Fiber Type:
50/125um, 62.5/125um
Transmitting Power:
-9dBm (Min) ~-8dBm (Max)
Link Budget:
16dBm
Maximum Transmission Distance:
40Km
E1 Impedance::
75Ω (unbalance), 120Ω (balance)
Description
4E1 4FE PDH Fiber Multiplexer with 62.5/125um Fiber Type 1 1 Protection and 120km Transmission Distance VLAN Included

PDH Fiber Multiplexer 4E1 4FE 1+1 Protection 120km VLAN

Model :  LNK-PDH-C2E4F4 Series


 Product Description & Overview

This advanced PDH fiber optic multiplexer delivers a comprehensive telecommunications solution by

integrating four E1 interfaces with four 10/100M Fast Ethernet ports and dual expansion slots for flexible

service configuration. Engineered for mission-critical network applications, this carrier-grade multiplexer

supports 1+1 fiber protection switching with automatic redundancy to ensure uninterrupted service continuity.

The sophisticated platform efficiently combines multiple service channels including voice, data, and signaling

over a single fiber optic infrastructure while maintaining complete signal integrity.


Featuring four switched Ethernet interfaces with comprehensive VLAN support, this robust multiplexer enables

sophisticated network segmentation and traffic management. The dual expansion interfaces provide exceptional

flexibility for RS232/RS485/RS422 asynchronous data, voice channels, E&M audio signals, switch controls, and

additional Ethernet connectivity with 2M bandwidth allocation. Advanced alarm monitoring and fault detection

capabilities allow for real-time network management and rapid troubleshooting across all interface types.


The compact design incorporates high-density integration and advanced power management, achieving remarkable

energy efficiency in a minimal footprint. With hot-swappable module capability and extended temperature tolerance,

this solution is ideal for telecommunications infrastructure, mobile backhaul networks, and industrial communication

systems. Enhanced error correction mechanisms and quality of service features guarantee reliable operation in

demanding environments, establishing this PDH multiplexer as the optimal choice for modern network convergence

applications requiring robust E1 and Ethernet transmission over protected fiber optic links.







Key Features Bullets

  • Proprietary Core Technology
    Custom-developed IC with modular wide dynamic optical detection

  • Carrier-Grade Reliability
    1+1 dual fiber protection with automatic switchover capability

  • Advanced Ethernet Switching
    4-port VLAN-supported switch with logical isolation capability

  • Professional E1 Compliance
    G.703 standard with digital clock recovery technology

  • Flexible Service Expansion
    2 expansion interfaces for data/voice/switch signals

  • Intelligent Network Management
    Remote loopback control and real-time status monitoring

  • Extended Transmission Reach
    2-120km fiber optic transmission distance

  • Comprehensive Power Options
    Multi-voltage input with polarity-free protection

  • Enhanced Alarm System
    Optical signal loss detection with LED indication


Technical Specifications & Indexes

Parameter

Specification

Fiber

Multi-mode Fiber

Fiber Type

50/125um, 62.5/125um

Maximum transmission distance

5Km @ 62.5 / 125um single mode fiber, attenuation (3dbm/km)Wave Length: 820nm

Transmitting power

-12dBm (Min) ~-9dBm (Max)

Receiver sensitivity

-28dBm (Min)

Link budget

16dBm

Single-mode Fiber

Fiber Type

8/125um, 9/125um

Maximum transmission distance

40Km

Transmission distance

40Km @ 9 / 125um single mode fiber, attenuation (0.35dbm/km)

Wave Length

1310nm

Transmitting power

-9dBm (Min) ~-8dBm (Max)

Receiver sensitivity

-27dBm (Min)

Link budget

18dBm  

E1 Interface

Interface Standard

comply with protocol G.703

Interface Rate

n*64Kbps±50ppm

Interface Code

HDB3

E1 Impedance:

75Ω (unbalance), 120Ω (balance)

Jitter tolerance

In accord with protocol G.742 and G.823

Allowed Attenuation

0~6dBm

Ethernet Interface (10/100M)

Interface rate

10/100 Mbps, half/full duplex auto-negotiation

Interface Standard

Compatible with IEEE 802.3, IEEE 802.1Q (VLAN)

MAC Address Capability

4096

Connector

RJ45, support Auto-MDIX

Power

Power supply

AC180V ~ 260VDC 48VDC +24V

Power consumption

10W

Dimension

Product size

19 inch 1U  485X138X44mm(WXDXH)

Simple packaging

522X198X82mm(WXDXH)

Piece weight

3KG

Working environment

Working temperature

-10°C ~ 50°C

Working Humidity

5%~95 % (no condensation)

Storage temperature

-40°C ~ 80°C

Storage Humidity

5%~95 % (no condensation)



Application Scenarios

  • Supporting cellular base station backhaul network connectivity

  • Enabling enterprise multi-service network convergence systems

  • Facilitating transportation signal control system communications

  • Providing power grid communication infrastructure solutions

  • Supporting emergency communication network deployments

4E1 4FE PDH Fiber Multiplexer with 62.5/125um Fiber Type 1 1 Protection and 120km Transmission Distance VLAN Included 0








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