T1/E1/T3
Showing 25 to 48 of 83 products
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TSU QUAD FXS+ OPT MOD,2ND GEN, Stock# 1202300L1-F FACTORY REFURBISHED
Product featuresTSU Multiplexer Series Module. Provides four Foreign Exchange Station (FXS) voice ports. Supports major FXS applications with exception of message waiting indication. Will not...
Product featuresTSU Multiplexer Series Module. Provides four Foreign Exchange Station (FXS) voice...
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TSU QUAD FXS+ OPT MOD,2ND GEN
Product featuresTSU Multiplexer Series Module. Provides four Foreign Exchange Station (FXS) voice ports. Supports major FXS applications with exception of message waiting indication. Will not...
Product featuresTSU Multiplexer Series Module. Provides four Foreign Exchange Station (FXS) voice...
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Adtran TSU ACE 2ND GEN T1/FT1 DSU/CSU Stock# 1202295L1-F FACTORY REFURBISHED
Product featuresLow cost, single port 2nd Gen T1/FT1 DSU/CSU with LCD display and front panel, 4 button keypad. Single V.35 connector. Supports remote configuration/monitoring across...
Product featuresLow cost, single port 2nd Gen T1/FT1 DSU/CSU with LCD display and front panel, 4 ...
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Adtran TSU ACE 2ND GEN T1/FT1 DSU/CSU Part# 1202295L1#GOV NEW
Product featuresLow cost, single port 2nd Gen T1/FT1 DSU/CSU with LCD display and front panel, 4 button keypad. Single V.35 connector. Supports remote configuration/monitoring across...
Product featuresLow cost, single port 2nd Gen T1/FT1 DSU/CSU with LCD display and front panel, 4 ...
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T3SU 300 AC W/MODEM Part# 1202217L2-F FACTORY REFURBISHED
Product featuresT3 DSU/CSU for unchannelized T3 applications. Ability to support up to 4 DTE ports. Single integrated HSSI port, SCSI-II 50 pin female connector and...
Product featuresT3 DSU/CSU for unchannelized T3 applications. Ability to support up to 4 DTE port...
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T3SU 300 AC W/MODEM
Product featuresT3 DSU/CSU for unchannelized T3 applications. Ability to support up to 4 DTE ports. Single integrated HSSI port, SCSI-II 50 pin female connector and...
Product featuresT3 DSU/CSU for unchannelized T3 applications. Ability to support up to 4 DTE port...
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TDU 120E, AC Stock# 1202156L2-F FACTORY REFURBISHED
Product featuresRackmount (1 u high) version of the TSU 120e (less display) with V.35 and DSX-1 interface, includes SNMP. Accepts one expansion module or module...
Product featuresRackmount (1 u high) version of the TSU 120e (less display) with V.35 and DSX-1 i...
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TDU 120E, AC
Product featuresRackmount (1 u high) version of the TSU 120e (less display) with V.35 and DSX-1 interface, includes SNMP. Accepts one expansion module or module...
Product featuresRackmount (1 u high) version of the TSU 120e (less display) with V.35 and DSX-1 i...
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TDU 120E, DC
Product featuresRackmount (1 u high) version of the TSU 120e (less display) with V.35 and DSX-1 interface, includes SNMP. Accepts one expansion module or module...
Product featuresRackmount (1 u high) version of the TSU 120e (less display) with V.35 and DSX-1 i...
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Product featuresModular T1/FT1 DSU/CSU w/ embedded SNMP,DSX-1 PBX & V.35. Single slot accepts...
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Product featuresModular T1/FT1 DSU/CSU w/ embedded SNMP,DSX-1 PBX & V.35 supporting Dial Back...
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TSU RM - 2ND GEN, Stock# 1202077L1-F FACTORY REFURBISHED
Product features2nd Generation Version of TSU RM rackmount, single port T1/FT1 DSU/CSU for Smart 16 /16e shelf. Similar functionality to standalone TSU. Provides single V.35...
Product features2nd Generation Version of TSU RM rackmount, single port T1/FT1 DSU/CSU for Smart ...
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TSU RM - 2ND GEN
Product features2nd Generation Version of TSU RM rackmount, single port T1/FT1 DSU/CSU for Smart 16 /16e shelf. Similar functionality to standalone TSU. Provides single V.35...
Product features2nd Generation Version of TSU RM rackmount, single port T1/FT1 DSU/CSU for Smart ...
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TSU 600 - 2ND GEN Stock# 1202076L2-F FACTORY REFURBISHED
Product featuresModular T1/FT1 DSU/CSU. Accepts up to six expansion modules or modules with plug-ons for adding up to twenty-four additional DTE ports. LCD display and...
Product featuresModular T1/FT1 DSU/CSU. Accepts up to six expansion modules or modules with plug-...
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TSU 600 - 2ND GEN W/ DC POWER, Stock# 1202076L2#DC-F
Product featuresDC version of the TSU 600. Modular T1/FT1 DSU/CSU. Accepts up to six expansion modules or modules with plug ons for adding up to...
Product featuresDC version of the TSU 600. Modular T1/FT1 DSU/CSU. Accepts up to six expansion mo...
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TSU 600 - 2ND GEN W/ DC POWER
Product featuresDC version of the TSU 600. Modular T1/FT1 DSU/CSU. Accepts up to six expansion modules or modules with plug ons for adding up to...
Product featuresDC version of the TSU 600. Modular T1/FT1 DSU/CSU. Accepts up to six expansion mo...
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TSU 600 - 2ND GEN
Product featuresModular T1/FT1 DSU/CSU. Accepts up to six expansion modules or modules with plug-ons for adding up to twenty-four additional DTE ports. LCD display and...
Product featuresModular T1/FT1 DSU/CSU. Accepts up to six expansion modules or modules with plug-...
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Adtran TSU 600E Stock# 1202076L1-F FACTORY REFURBISHED
Product featuresModular T1/FT1 Multiplexer w/ SNMP. 6 slots accept 1 exp. module w/ plug-on to add 4 addl DTE ports each totaling 24. Redundant power...
Product featuresModular T1/FT1 Multiplexer w/ SNMP. 6 slots accept 1 exp. module w/ plug-on to ad...
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Adtran TSU 600E - WITH DC POWER Stock# 1202076L1#DC-F FACTORY REFURBISHED
Product featuresTSU 600e with single DC power supply. See description above for TSU 600e. No redundant power available. Modular, full-featured T1/FT1 DSU/CSU Six expansion slots...
Product featuresTSU 600e with single DC power supply. See description above for TSU 600e. No redu...
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Adtran TSU 600E - WITH DC POWER 1202076L1#DC NEW
Product featuresTSU 600e with single DC power supply. See description above for TSU 600e. No redundant power available. Modular, full-featured T1/FT1 DSU/CSU Six expansion slots...
Product featuresTSU 600e with single DC power supply. See description above for TSU 600e. No redu...
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Adtran TSU 600E 1202076L1 NEW
Product featuresModular T1/FT1 Multiplexer w/ SNMP. 6 slots accept 1 exp. module w/ plug-on to add 4 addl DTE ports each totaling 24. Redundant power...
Product featuresModular T1/FT1 Multiplexer w/ SNMP. 6 slots accept 1 exp. module w/ plug-on to ad...
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NX56/64 OPTION CARD,V.35,GEN2 Stock# 1202054L1-F FACTORY REFURBISHED
Product featuresTSU Multiplexer Series Module. Provides Nx56/64 speeds with V.35 DTE interface. Includes 8K in-band communication channel capability. (HOT SWAPPABLE)T1:MUX DATA MODULES
Product featuresTSU Multiplexer Series Module. Provides Nx56/64 speeds with V.35 DTE interface. I...
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NX56/64 OPTION CARD,V.35,GEN2
Product featuresTSU Multiplexer Series Module. Provides Nx56/64 speeds with V.35 DTE interface. Includes 8K in-band communication channel capability. (HOT SWAPPABLE)T1:MUX DATA MODULES
Product featuresTSU Multiplexer Series Module. Provides Nx56/64 speeds with V.35 DTE interface. I...
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TSU 100 - 2ND GEN Stock# 1202052L2-F FACTORY REFURBISHED
Product featuresModular T1/FT1 DSU/CSU w/ embedded SNMP & V.35 interface. Single slot accepts 1 expansion module w/ plug-on to add 4 addl DTE ports. Replaces...
Product featuresModular T1/FT1 DSU/CSU w/ embedded SNMP & V.35 interface. Single slot accepts...