Telephone Systems Telecom » CSU DSU SMDSU
| Adtran TA616 T1 TDM +DSX-1 IP ROUTER 4213616L1#TDM ATM
$899.00 
Adtran TA616 T1 TDM +DSX-1 IP ROUTER 4213616L1#TDM ATM
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| Adtran Total Access 612 TA 612 T1 ATM, 3rd Gen
$199.00
Adtran Total Access 612 TA 612 T1 ATM, 3rd Gen
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| Adtran 1200217L2 T3SU 300â„¢ Multiplexer
$109.00
Adtran 1200217L2 T3SU 300â„¢ Multiplexer
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| NEW Adtran Coaxial Cable 1200657L4
$130.00
NEW Adtran Coaxial Cable 1200657L4
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| Adtran Total Access 608 TA 608 TA608 4200681L2 T1 ATM
$79.99
Adtran Total Access 608 TA 608 TA608 4200681L2 T1 ATM
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| New Paraydyne Acculink 3162 2 Port DSU CSU 3162-A2-210
$64.99
New Paraydyne Acculink 3162 2 Port DSU CSU 3162-A2-210
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| NIB ADTRAN DROP & INSERT PN 1200065L1 EXPANSION MODULE
$149.99
NIB ADTRAN DROP & INSERT PN 1200065L1 EXPANSION MODULE
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| NIB ADTRAN AGENT MODULE PN 1200160L1HS
$149.99
NIB ADTRAN AGENT MODULE PN 1200160L1HS
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| NIB ADTRAN DSX-1 PASS THRU PN 1200055L1HS
$149.99
NIB ADTRAN DSX-1 PASS THRU PN 1200055L1HS
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| NIB ADTRAN DUAL NX56 64 V. 35 INTERFACE W CABLES
$149.99
NIB ADTRAN DUAL NX56 64 V. 35 INTERFACE W CABLES
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| NIB ADTRAN TSU 600E
$299.99
NIB ADTRAN TSU 600E
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| NIB ADTRAN ATLAS 800 PLUS
$299.99
NIB ADTRAN ATLAS 800 PLUS
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| ADTRAN NETVANTA 3200 1200860L1 #
$110.00
ADTRAN NETVANTA 3200 1200860L1 #
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| ADTRAN TDU 120 DC 1200155L1 1200.155L1 #
$50.00
ADTRAN TDU 120 DC 1200155L1 1200.155L1 #
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| ADC KENTROX DATASMART 658 T1 DSU CSU ETHERNET SERIAL#
$25.00
ADC KENTROX DATASMART 658 T1 DSU CSU ETHERNET SERIAL#
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| ADTRAN TSU ACE 3RD GEN T1 FT1CSU DSU 1203060L1 NIB! #
$115.00
ADTRAN TSU ACE 3RD GEN T1 FT1CSU DSU 1203060L1 NIB! #
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| ADC T-Serv II, power supply with clip, 77123-L2, 77965
$75.00
ADC T-Serv II, power supply with clip, 77123-L2, 77965
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| ADTRAN TA612 W T1 TDM ROUTER W EXTRAS- WORKS FINE-
$199.00
ADTRAN TA612 W T1 TDM ROUTER W EXTRAS- WORKS FINE-
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| ADTRAN Total Access 612 Plus Battery Backup 1175044L1
$199.99
ADTRAN Total Access 612 Plus Battery Backup 1175044L1
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| Visual UpTime 807-0024-2 Network CSU DSU ASE CDE DI T1
$4.99
Visual UpTime 807-0024-2 Network CSU DSU ASE CDE DI T1
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| Adtran T1 CSU ACE 1202022L1 W POWER ADAPTERS %
$300.00
Adtran T1 CSU ACE 1202022L1 W POWER ADAPTERS %
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| RAD ACE-2002 ATM ACCESS CONCENTRATOR
$1,500.00
RAD ACE-2002 ATM ACCESS CONCENTRATOR
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| AT&T Z2656BL1A 2500 Dataphone II modem
$111.38
AT&T Z2656BL1A 2500 Dataphone II modem
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| Racal ISX 5312 Excalibur IXS-5312
$132.76
Racal ISX 5312 Excalibur IXS-5312
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| AT&T 3510-A1-001 Paradyne 3510 DSU Modem
$133.65
AT&T 3510-A1-001 Paradyne 3510 DSU Modem
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| Sync T-FRAP-R302 T-FRAP-R302
$84.65
Sync T-FRAP-R302 T-FRAP-R302
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| Kentrox 78222 D-Serv DSU CSU
$70.39
Kentrox 78222 D-Serv DSU CSU
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| Adtran 1200295L1 TSU ACE External Modem DSU CSU
$71.28
Adtran 1200295L1 TSU ACE External Modem DSU CSU
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| Motorola 6104506100010 FT100 M Fractional T1 Unit
$48.51
Motorola 6104506100010 FT100 M Fractional T1 Unit
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| AT&T Paradyne 3610-A3-001 Comsphere 3610
$34.65
AT&T Paradyne 3610-A3-001 Comsphere 3610
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| Adtran 2303.019L1 L2 Adtran Network Module
$98.01
Adtran 2303.019L1 L2 Adtran Network Module
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| NIB ADTRAN DSU 56 64
$19.99
NIB ADTRAN DSU 56 64
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| NIB ADTRAN NT1 ACE
$59.99
NIB ADTRAN NT1 ACE
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| Adtran T1 Adapter 1203022L1- Deltaware Adtran T1
$581.49
Adtran T1 Adapter 1203022L1- Deltaware Adtran T1
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| ADC Kentrox 72656 DataSmart 656 T1, DSU, ENM
$80.19
ADC Kentrox 72656 DataSmart 656 T1, DSU, ENM
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| Digital Link DL200 Encore T1 SMDS Converter
$276.31
Digital Link DL200 Encore T1 SMDS Converter
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| Adtran DSU II AR standalone csu dsu
$89.10
Adtran DSU II AR standalone csu dsu
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| Adtran TSU 600 T1 FT1 Multiplexer -12 Ports 4 Modules
$890.11
Adtran TSU 600 T1 FT1 Multiplexer -12 Ports 4 Modules
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| AT&T 2096T Dataphone II Modem Line 657E DTE Connectors
$111.38
AT&T 2096T Dataphone II Modem Line 657E DTE Connectors
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| AT&T KS-23395L3 MUSIC COUPLER FOR MER II LEGEND
$79.30
AT&T KS-23395L3 MUSIC COUPLER FOR MER II LEGEND
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| Adtran 1200.019L1 NT1 ACE ISDN Network Termination
$66.83
Adtran 1200.019L1 NT1 ACE ISDN Network Termination
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| Paradyne 7112-A1-201 1 Port SNMP DSU CSU Ether
$133.65
Paradyne 7112-A1-201 1 Port SNMP DSU CSU Ether
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| ADTRAN 1202.011L1 DSU III AR Modem Auxiliary
$173.75
ADTRAN 1202.011L1 DSU III AR Modem Auxiliary
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| Adtran TSU 120 T1 FT1 CSU DSU Multiplexer 1200.129L1
$49.99
Adtran TSU 120 T1 FT1 CSU DSU Multiplexer 1200.129L1
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| Digital Link DL085 Solo Encore T1 SNMP DSU TSU
$187.11
Digital Link DL085 Solo Encore T1 SNMP DSU TSU
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| Paradyne 3165 T1 FT1 CSU DSU 3165-A2-210 LAN WAN
$29.99
Paradyne 3165 T1 FT1 CSU DSU 3165-A2-210 LAN WAN
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| ADC Kentrox 787061 DataSmart T1 ADD DROP W V.35
$147.51
ADC Kentrox 787061 DataSmart T1 ADD DROP W V.35
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| ADTRAN 1202217L2 T3SU 300 Multiplexer
$400.00
ADTRAN 1202217L2 T3SU 300 Multiplexer
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| LARSCOM Digital Access A89-1000A-004 T1 E1 Multiplexer
$119.95
LARSCOM Digital Access A89-1000A-004 T1 E1 Multiplexer
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| Adtran T1 CSU ACE with Power Supply
$175.00
Adtran T1 CSU ACE with Power Supply
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| ADC KENTROX DATASMART 658 T1 DSU CSU ETHERNET SERIAL#
$20.00
ADC KENTROX DATASMART 658 T1 DSU CSU ETHERNET SERIAL#
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| ADC KENTROX DATASMART T1 DSU CSU 78561 & POWER SUPPLY
$150.00
ADC KENTROX DATASMART T1 DSU CSU 78561 & POWER SUPPLY
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| Adtran DSU III AR External DSU 1202011L1
$499.99
Adtran DSU III AR External DSU 1202011L1
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| Adtran TSU 600 CSU DSU 1202.076L2 & 24 FXS 1200.300L1
$199.95
Adtran TSU 600 CSU DSU 1202.076L2 & 24 FXS 1200.300L1
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| Lot of eight (8) Adtran 56 64 DSU 1200.062L1 1200062L1
$150.00
Lot of eight (8) Adtran 56 64 DSU 1200.062L1 1200062L1
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| ADTRAN TOTAL ACCESS 850 W PSU, RCU & 5 FXS CARDS
$299.95
ADTRAN TOTAL ACCESS 850 W PSU, RCU & 5 FXS CARDS
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| Atlas 550 TSU Dual Nx56 64 v.35 module (1200159L1)
$99.95
Atlas 550 TSU Dual Nx56 64 v.35 module (1200159L1)
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| Adtran Total Access TA 624 T1 ATM 4203624L1 3rd Gen
$299.00
Adtran Total Access TA 624 T1 ATM 4203624L1 3rd Gen
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| Adtran Total Access 850 1200377L1 RCU W AC adapter
$500.00
Adtran Total Access 850 1200377L1 RCU W AC adapter
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| NEW ADTRAN 1175408L2 Total Access 750 850 Quad FXS DPO
$178.88
NEW ADTRAN 1175408L2 Total Access 750 850 Quad FXS DPO
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| Adtran TSU LT P N 1202.060L1
$39.99
Adtran TSU LT P N 1202.060L1
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| ADC Kentrox DataSMART 656 DSU CSU 72656
$44.99
ADC Kentrox DataSMART 656 DSU CSU 72656
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| Adtran Total Access 612 T1 3rd Generation
$175.00
Adtran Total Access 612 T1 3rd Generation
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| DataSMART Max 72771 T1 4 Port ADD DROP ADC Kentrox
$229.99
DataSMART Max 72771 T1 4 Port ADD DROP ADC Kentrox
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| Kentrox DataSMART Max T1 FT1 Multi-port DSU CSU
$800.00
Kentrox DataSMART Max T1 FT1 Multi-port DSU CSU
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| ADTRAN TSU ACE T1 CONNECTION
$299.00
ADTRAN TSU ACE T1 CONNECTION
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| ADC KENTROX MODEL 72656 DATASTART T1 DSU NEW
$7.99
ADC KENTROX MODEL 72656 DATASTART T1 DSU NEW
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| ADC Kentrox DataSMART 741 DSU CSU 78741 Data Smart
$99.00
ADC Kentrox DataSMART 741 DSU CSU 78741 Data Smart
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| LOT*3* ADTRAN 1202019L1 NT1 ACE NETWORK MODEM
$150.00
LOT*3* ADTRAN 1202019L1 NT1 ACE NETWORK MODEM
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| Visual Networks 807-0102
$199.00
Visual Networks 807-0102
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| Adtran TSU 100 Multiplexer 1200.052L1
$45.00
Adtran TSU 100 Multiplexer 1200.052L1
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| Adtran TSU 120 T1 FT1 DSU 1202129L2 NEW WITH WARRANTY!!
$599.99
Adtran TSU 120 T1 FT1 DSU 1202129L2 NEW WITH WARRANTY!!
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| LARSCOM ACCESS-T DSU CSU T-401
$110.00
LARSCOM ACCESS-T DSU CSU T-401
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| new ADTRAN T400 CSU 19" RACK MOUNT SHELF W POWER SUPPLY
$139.00
new ADTRAN T400 CSU 19" RACK MOUNT SHELF W POWER SUPPLY
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| new open box ADTRAN 1202060L1 T1 FT1 CSU DSU
$69.00
new open box ADTRAN 1202060L1 T1 FT1 CSU DSU
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| open box ADTRAN Smart Shelf 16, part no 4200023L3
$269.00
open box ADTRAN Smart Shelf 16, part no 4200023L3
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| open box KENTROX ADC KENTROX T1 CSU DSU, T-SERV II
$169.00
open box KENTROX ADC KENTROX T1 CSU DSU, T-SERV II
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| open box KENTROX 78222 ADC Kentrox D-Serv DDC1F8K5AA
$195.00
open box KENTROX 78222 ADC Kentrox D-Serv DDC1F8K5AA
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| Digital Link Solo Encore 56-64 SNMP DSU CSU DL064-C-1B
$19.99
Digital Link Solo Encore 56-64 SNMP DSU CSU DL064-C-1B
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| Black Box MT136A CSU DSU MS DBU MT136A - For Parts
$4.99
Black Box MT136A CSU DSU MS DBU MT136A - For Parts
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| Adtran 1200.060LI TSU Multiplexer CSU DSU V.35 NX56 64
$9.99
Adtran 1200.060LI TSU Multiplexer CSU DSU V.35 NX56 64
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| Terayon BWX1-UT-YY-AC CSU DSU Access Device
$89.99
Terayon BWX1-UT-YY-AC CSU DSU Access Device
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| Lot of 2 Astrocom NX1 CSU DSU MicroRouter 1220i System
$24.99
Lot of 2 Astrocom NX1 CSU DSU MicroRouter 1220i System
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| NEW Adtran 1200.060L1 TSU T1 CSU DSU Multiplexer W ACC.
$39.99
NEW Adtran 1200.060L1 TSU T1 CSU DSU Multiplexer W ACC.
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| Adtran Total Access 624 T1 Router 3rd Gen Excellent!
$300.00
Adtran Total Access 624 T1 Router 3rd Gen Excellent!
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| Motorola UDS DDS MR56 MULTIRATE MR 56 DSU CSU
$8.88
Motorola UDS DDS MR56 MULTIRATE MR 56 DSU CSU
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| ADC HIGAIN H2TU-R-402 LIST 7F L7F MOD (New In Box) ~
$10.00
ADC HIGAIN H2TU-R-402 LIST 7F L7F MOD (New In Box) ~
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| ATRAN DSU II AR V.35 RS232 SA 1202011L1
$149.00
ATRAN DSU II AR V.35 RS232 SA 1202011L1
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| NEW Adtran TSU 120 T1 Fractional T1 DSU 1202129L2
$1,470.99
NEW Adtran TSU 120 T1 Fractional T1 DSU 1202129L2
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| ADC Kentrox DataSmart 656 72656 T1 DSU CSU
$12.74
ADC Kentrox DataSmart 656 72656 T1 DSU CSU
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| ADC KENTROX T-Smart 77961
$33.99
ADC KENTROX T-Smart 77961
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| NEW ADTRAN TSU 120e - Multiplexor - external 1202129L1
$1,599.99
NEW ADTRAN TSU 120e - Multiplexor - external 1202129L1
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| NEW Adtran TSU 600e SNMP-Managed Integrated Access D...
$1,963.99
NEW Adtran TSU 600e SNMP-Managed Integrated Access D...
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| Paradyne 3164-A2-210 S A 4 Port DSU CSU warranty
$129.00
Paradyne 3164-A2-210 S A 4 Port DSU CSU warranty
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| ADTRAN TA 612 T1 TDM W DSX-1 3RD GEN P N 4213612L #TDM
$150.00
ADTRAN TA 612 T1 TDM W DSX-1 3RD GEN P N 4213612L #TDM
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| Aspect ACD 700R w Cards & Software Version 7.4
$10,000.00
Aspect ACD 700R w Cards & Software Version 7.4
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| ADC Kentrox DataSmart T3 ADSU Model 15971
$79.00
ADC Kentrox DataSmart T3 ADSU Model 15971
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| ADTRAN TSU LT 2ND GENERATION 1202.060L1 CSU DSU Used
$25.00
ADTRAN TSU LT 2ND GENERATION 1202.060L1 CSU DSU Used
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| TyLink Avanti ONS 155 Extra Power Supply Only
$25.00
TyLink Avanti ONS 155 Extra Power Supply Only
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| CSU DSU for T1 or Fractional T1 Data Communications
$42.00
CSU DSU for T1 or Fractional T1 Data Communications
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