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8E1 +1 Fiber PDH Multiplexer

Fiber Optic Accessories
August 13, 2025
Category Connection: Fiber Optic Accessories
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Tags:
#Duplex Fiber Optic Accessories #SFP USB Over Fiber Extender #4 port fiber optic extender
Brief: Discover the 4E1 + 4GE 1+1 Fiber PDH Multiplexer, a high-performance device offering dual optical port backup, 4-channel Ethernet switching, and flexible expansion options. Ideal for reliable, long-distance communication up to 120Km.
Related Product Features:
  • Dual Optical Port backup ensures uninterrupted operation with master and backup fiber interfaces.
  • 4-channel 10M/100/1000M Ethernet switch interface supports VLAN for logical isolation.
  • E1 interfaces comply with G.703, featuring digital clock recovery and smooth phase-lock technology.
  • Optional PCM digital business phone and expansion interfaces for asynchronous data or voice signals.
  • Remote device monitoring and loop-back functionality for easy maintenance.
  • Supports transmission distances up to 120Km with reliable signal integrity.
  • Multiple power options including AC 220V, DC-48V, and DC24V with polarity-free detection.
  • Compact 1U design with low power consumption, high integration, and robust alarm functions.
Faqs:
  • What is the maximum transmission distance of the 4E1 + 4GE 1+1 Fiber PDH Multiplexer?
    The device supports transmission distances up to 120Km without interruption, depending on fiber type and conditions.
  • Does the Ethernet interface support auto-negotiation?
    Yes, the 4-channel Ethernet interface supports 10M/100/1000M rates with half/full duplex auto-negotiation and VLAN compatibility.
  • What power supply options are available for this multiplexer?
    The device offers flexible power options including AC 220V, DC-48V, and DC24V, with polarity detection for DC supplies.
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