1, 2, 4, 6, or 8 port RJ-11 type Telephone POTS FXS/FXO & Ethernet 10/100 to Fiber Optic Converter
1, 2, 4, 6, or 8 port RJ-11 type Telephone POTS FXS/FXO & Ethernet 10/100 to Fiber Optic Converter Voice Over Fiber Mux Series Fiber Optical Multiplexers AD-Net Selangor, Malaysia, Kuala Lumpur (KL), Petaling Jaya (PJ) Supplier, Suppliers, Supply, Supplies | Catacomm Corporation Sdn Bhd
4 x Phone FXS/FXO Telephones Converter Over Fiber With 10/100 Fast Ethernet Port


  • Low cost solution for delivering analogue POTS lines over long distance fibers.
  • up to 1, 2, 4, 6 or 8  FXO  RJ-11 ports for connection to PABX or PSTN.
  • up to 1, 2, 4, 6 or 8  FXS RJ-11  ports for connection of phones or faxes.
  • Ethernet port for LAN interconnection along with voice ports over same fiber.
  • MTBF more than 10 years.
  • WDM Bidi fiber interfaces available.


Physical interface: RJ11
Analog telephone / switch interface characteristics
Voice Bandwidth: 8KHZ
Codec method: PCM codec
Signaling Control: Transparent support any in-band signaling
Interface communication terminal: Ordinary telephone or group telephoon, program-controlled switches (PBX), public telephone network PSTN
Connection: Point to point link/PBX system
FXS: Ringing voltage: 75V, ringing frequency: 25HZ
FXO: Two-wire input impedance: 600Ω (off-hook)
Return loss: 40 db, ringing detection voltage: 35V
Ring detection frequency: 17HZ-60HZ, wire input impedance: 600Ω (off-hook),
Return loss: 40 db
Stand-alone or rack-mounted optional.
Can be inserted into our 18-slot, 19inch 4U
Rack-mountable chassis with redundant power
Optical interface
Optical wavelength: single mode 1310nm/1550nm
Fiber: single fiber or double fiber for option
Transmission range: 0-50Km/100Km for option
Optical interface: SC/FC/ST
(17.3*15*2.8cm for 1,2 and 4 port units
(17.3*15*4.5cm) for 6 and 8 port units
Ethernet interface:
Interface Rate: 10/100Mbps
Interface character: match IEEE802.3, IEEE802.1 Q
Connector: RJ45
Working condition
Voltage: AC220V; DC –48V; DC +24V
Consumption: ≤5W
Working temperature: 0°C~50°C
Storage temperature: -35°C~+70°C
Relative humidity: 95 %
Please check the following items in the package before installation.
1×Optical transmitter                          
1×Optical receiver         
2×AC/DC power adaptors   
1×User’s manual    
1×Warranty card


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