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Quick Details

  • Place of Origin: Zhejiang, China (Mainland)
  • Brand Name: FCTEL
  • Model Number: FC-OP8
  • Name: 8e1 pdh multiplexer e1 convertor
  • wavelength: 1310/1550nm
  • Ethernet: Fast speed 10/100/1000Mbps,rj45
  • connector: SC,FC
  • E1: 75ohm(BNC) or 120ohm(RJ45)
  • data: rs232,rs422,rs485
  • transmission distance: 20km,40km,60km,80km,100km
  • managed: console,snmp,web,telnet
  • Power: AC220v,DC48V
  • size: 19"inch

Packaging & Delivery

Packaging Details Name : 4e1+4FE pdh multiplexer
package : standard export carton package
Delivery Time 3days

8E1 Pdh multiplexer




FC-OP8 8E1 pdh fiber optical multiplexer is a fiber media transport for 8 * G.703 , digital clock data recovery for E1 signal , provides visible and audible alarm indication. single mode dual optical port 8 channel E1 ports , 1+1 optical protection , 1+1 redundancy power , orderwire phone and the ALS and SNMP management .




  1. provide 8E1 over fiber , 75ohm or 120ohm 
  2. Optional  4* 10/100 Base T Ethernet , half / full duplex auto- adaptable 
  3. E1 interface comply with G.703, adopts digital clock recovery and smooth phase-lock technology
  4. 1Channel PCM digital business phone ,FXS to FXS hotline service
  5. Two fiber two direction and single fiber two direction , provide the 1+1 fiber back up
  6. When optical lose signal, it can detect the remote device is power off or fiber is disconnected, and indicates alarm by LED
  7. The local device can view the remote device working condition
  8. Provide command the remote interface Loop Back, ease line maintenance
  9. The transmission distance is up to 2-120Km without interruption
  10. AC 220V, DC-48V, DC24V ,optional power 1+1 redundancy to ensure stable system
  11. Optical optional by customer's requirement
  12. optional function of ALS and SNMP
  13. ISO Certification and CE

Technical Parameters


Optical portMulti-mode50/125um,62.5/125um
Max transmission distance:5KM 62.5/125um single mode fiber,attenuation(3dbm/km)
Wave length:820nm
Transmitting power:-12dBm(Min)-9dB(Max)
Receiver sensitiveity:-28dBm(Min)
Link budget:16dBm
single-mode8/125um, 9/125um
Maximum transmission distance: 40Km
Transmission distance: 40KM@9/125um
Wave Length: 1310nm
Transmitting power: -9dBm (Min) ~-8dBm (Max)
Receiver sensitivity: -27dBm (Min)
Link budget: 18dBm
E1interface (10M/100M)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 interfaceInterface rate:10/100 Mbps,half/full duplex auto-negotiation
Interface standard:Compatible with Ieee802.3,IEEE802.1Q9(VLAN)
MAC Address Capability:4096
Connector:RJ45,support Auto-MDIX
FXS portRing voltage:75V
Ring frequency:25HZ
Two-line impedance:600 ohm(pick up)
Return loss:40dB
FXO Switch portRing voltage:35V
Ring frequency:17HZ-60HZ
Two-line impedance:600 ohm(pick up)
Return loss:40dB
EM 2/4 LineAD:odB
Two/Four-line impedance:600 ohm
Return loss:20dB
Powerpower supply:AC180V-260v;DC-48V;DC+24V
Dimensionproduct size:19inch 1U 485X138X44mm(WXDXH)
Simple packaging :522X198X82mm(WXDXH)
Piece Weight :2.5 KG 
Working environmentworking temperature:-10°C ~ 50°C
Working Humidity:5%~95 % (no condensation)
Storage temperature:-40°C ~ 80°C
Storage Humidity:5%~95 % (no condensation)


Networking Application:




Company Information

Main product

  1. pcm multiplexer ( up to 480 channel telephone over fiber multiplexer)
  2. PDH FOM optical mulitplexer (1~16E1+10/100/1000Mbps ETH,LCD+console+snmp+telnet)
  3. Protocol converter(Framed E1 or E1 to ETH protocol ,e1 to rs232 protocol,e1 to v.35 protocol)
  4. Media converter(10/100/1000M media converter)
  5. Etherenet switch(1~48port 10/100M base-tx+10/100/1000 Base-fx+POE)
  6. E1 modems
  7. Fiber optical audio video over fiber transmitter and receiver (1~128CH video + audio +rs232 over fiber mux)
  8. HD-SDI transmitter and receiver
Factory  show






 Delivery and shipment


User Story


"Design and manufacture the most reliable and efficient fiber optic communications products in the industry." 
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China (Mainland) | Manufacturer, Trading Company
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