4 Port T1 Fiber Modem

T1 E1 Fiber modem converters
fiber in 4 T1 out

4X T1/E1/J1 to Fiber
Modem  Mux

  • Remote Management
  • Local and Remote Loopback
    special mode that enables the device to loop back the signal from the
    RX port to the TX port on either media for testing and troubleshooting purposes.
  • LEDs for each data port
  • DIP switches for line code, line length, local loop-back or remote loop-back
  • T1/E1 mode switch
  • Dry Relay Contacts on each TDM port
  • Local (AUX) Management Interface (RS232 connector)
  • Switch selection for Data or Management mode on RS232 interface
  • Access to complete status information on local and remote device
  • Access to local and remote configuration
  • Switch or SNMP selected Baud rate operation



Standards Telecordia TR-NWT-001089: FCC Part 68, UL1459
T1/E1 Physical layer: ITU-T, ANSI, AT&T, ETSI
European Technical Standard:
TBR 12
British Technical Publication:
PD 7024: 1994 (NTR 4)
Fiber Optic Connector Specs
Multimode Min TX PWR: -19 dBm
Max TX PWR: -14 dBm
RX Sensitivity: -30 dBm
Max In PWR: -14 dBm
Link Budget: 11.00 dB
Dimensions Width: 1.8 [46 mm]
Depth: 4.7 [119 mm]
Height: 3.7 [94 mm]
Power External AC/DC provided; 12VDC; 1.25A; unregulated; standard
Power Consumption 6.0 watts
Operating Temperature 0 50C
Storage Temperature -40 to +85C
Altitude 0 10,000 ft.
Operating Humidity 5% 95% (non-condensing)
Shipping Weight 2 lbs. [0.90 kg]
Safety Compliance Wall Mount Power Supply: UL listed and CSA certified
Regulatory Compliance FCC Class A; VCCI Class A; EN55022 (CISPR 22) Class A; ICES-003
Warranty Lifetime

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Part Number Duplex Fiber-Optic -100Base-FX
S4TEF1011-100 ST, 1300 nm multimode, 2 km (1.2 miles)*
AS4TEF1013-100 SC, 1300 nm multimode, 2 km (1.2 miles)*
AS4TEF1014-100 SC, 1310 nm single mode, 20 km (12.4 miles)*
AS4TEF1015-100 SC, 1310 nm single mode, 40 km (24.8 miles)*
AS4TEF1016-100 SC, 1310 nm single mode, 60 km (37.2 miles)*
AS4TEF1017-100 SC, 1550 nm single mode, 80 km (49.7 miles)*
AS4TEF1018-100 MT-RJ, 1300 nm multimode, 2 km (1.2 miles)*
AS4TEF1029-100 SC, 1310 mn (TX)/1550 nm (RX), 20 km (12.4 miles)*
AS4TEF1029-101 SC, 1550 mn (TX)/1310 nm (RX), 20 km (12.4 miles)*

Part Number Fiber-Optic - single fiber, single mode, 100Base-FX
S4TEF1029-100 SC, 1310 mn (TX)/1550 nm (RX), 20 km (12.4 miles)*
AS4TEF1029-101 SC, 1550 mn (TX)/1310 nm (RX), 20 km (12.4 miles)*
AS4TEF1029-100 and AS4TEF1029-101 are intended to be
installed in the same link where one is the local converter
and the other is the remote converter.

301-924-7400 EXT 25

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