AT&T Phone Switching Systems & PBXs, Parts, and Accessories

Shop and Compare AT&T Phone Switching Systems & PBXs, Parts, and Accessories on Whohou.com Marketplace.

AT&T Merlin Model 206 control unit re-- manufactured. not just wiped down. (196272906565)
AT&T BBF2B SNPQA16AAB TGS Card T25988 (364846393699)
AT&T TN747 B CO Trunk Card V11 T117764 (364846444554)
AT&T YJ105 IF AGC AMPL Module 88MV4 UNIT CARD BOARD PART AMP Telecom AT T 88MV4 (305514507601)
AT&T Partner Plus Processor Module R3.0 539A5 (266269008458)
AT&T Merlin 410 Phone Control Unit In Box (235440582973)
Allen Tel AT125-SM Multiline Modular Adapter for 25 RJ-11 Jacks (126409746193)
AT&T-Lucent Spirit CS308E1 Phone Controller with CS616E1 Expansion (225869927141)
AT&T Merlin 10/30 Phone Control Unit with feature cards (166660184802)
1 LOT OF 2 AT&T Signal Circuit Protector 564G 05OH92 189 B1- 25 Western Electric (186409258388)
AT&T Merlin 410 Phone Control Unit 002 (235440588914)
AT&T Partner Plus Communications System Model 103B8, 539C3, 539A8, 103E18, 103E9 (296282813705)
AT&T Merlin Classic 1030 - 3070 Telco Line Card 4 Analog phone lines (156121752074)
Vintage User Guide 1989 AT&T MERLIN Models 206 410 820 (296304131464)
AT&T 103E9 Partner Communication System 206E Module R3.1 (296230991931)
AT&T Partner Plus Communications System 103B Case - Free Shipping! (276320481724)
AT&T Lucent Avaya Partner System Power Cord BRAND NEW (126393764109)
AT&T Expansion Interface TN570B (Used) (235213818012)
AT&T DS1 Interface TN767E (Used) (235205575375)
AT&T Digital Line TN754B (Used) (235203361301)
AT&T TN746 Analog Line Card V17 (283032071685)
AT&T Lucent ISDN 970 Speaker Telephone 108029208 Untested (364478274149)
Avaya Lucent AT&T Remote Access RPSD/Key-V3 RJ11C w/ Power Suppy (264247959442)
AT&T TN746B & AVAYA TN793B Analog Line Boards (355330296757)
AT&T Synapse SB67060 T1/PRI Gateway PSTN/PBX (276314224970)
AT&T Partner Plus 5 slot cabinet 103B (185962923801)
Merlin 410 Phone System Control Box With Package 1. 5 Phones Included. (276273177571)
AT&T Tone Clock TN2182 (Used) (235205581295)
AT&T Analog Line TN746B V2 (Used) (235203437340)
OEM AT&T / Lucebt / Avaya Partner Power Cord - Part 846512341 (166682135315)
AT&T/Lucent/Avaya 103C5 Module Connector  2-Slot Carrier - No Power Cord (185877428693)
AT&T/Avaya TN742 V18 ANALOG LINE BOARD (134881113778)
AT&T Merlin Plus Control Unit 8 Lines 20 Phones. 820D2 (156121747543)
AT&T SB67050 Synapse Analog Terminal Adapter External - New (276178962562)
AT&T Partner Plus Communications System 103B Case (145298757867)
1 Avaya Lucent AT&T Partner 400EC Line Module 107085821 103D7 108098070 103D9 (255612285974)
AT&T Lucent Avaya Partner System Power Cord NOS (204634379982)
AT&T/Lucent/Avaya 631BR Unit (334352270749)
HUGE LOT Vintage 1980's AT&T Merlin Telephone System Brochures Data Sheet (313122813596)
Vintage 1989 AT&T CUSTOMER INSTRUCTION BOOK 10, 22, & 34 BUTTON TERMINALS (364814656451)
AT&T Partner Plus Communications System 103B Case Tested Working FREE SHIPPING (166603416000)
AT&T Headsets (374832030184)
AT&T S201A Speakerphone (374819282912)
AT&T TN1348 4:8 E5PQ54BAXX 5ESS CP Circuit Pack (114525065272)
Avaya AT&T Lucent Definity TN786B Processor v10 CPP1 Memory Expansion v5 (276038003868)
AT&T 177A SNPQWACAAB RTNR CD APP Blank Telecommunication Module Circuit Board (326082587075)
Lot of 4 Avaya Merlin 61219 2 Line/5 Terminal Module (395335757903)
AT&T Lucent Partner module 206E r3.1 103E9 (185962908189)
Avaya, At&t, Lucent Definity TN2404 V9 Government Surplus Fast Shipping (176179293265)
AT&T 22A1-A DIRECT EXTENSION SELECTOR CONSOLE (113217850248)
AT&T Merlin Plus Telco CO Line Card 4 Analog POTS (plain old telephone )Lines (315228828190)
AT&T Synapse SB67050 Analog Terminal Adapter (ATA), Paging, Music on Hold & More (276314210038)
at&t amr 27b ser 1 64qam modulator telecom card drpq1721xx [4*D-19] (202172742230)
AT&T ED-7C613-30 LDU Lucent 5SCB10AAAA / Removed From Working Service (326076905879)
AT&T Pulsecom Lucent BFF3 SNC8R0JJAB Circuit Board Telecommunication Card Used (326082390225)
AT&T 414AA Power Unit 48VDC 10.5A 5VDC 80A PWPQACLAAB (124446370967)
Avaya Definity TN2181 V8 16-Port Digital Circuit Pack- Lucent, AT&T (276037997848)
AT&T Vintage 103202685 Phone System/ Telephone Connector 1978 (251313418202)
AT&T 5SCD500AXX AUA24 Fan Control Unit Module Card Circuit Board Telecom Used (326078237896)
LUCENT/AT&T 507A ISDN TO ANALOG PHONE TELEPHONE ADAPTER 106085202 w/bluetip (334503408723)
AT&T Partner 200E R3.1 Modules lot of 2 (266262930926)
AT&T 103B 5-Slot Cabinet Partner Plus Commuications System (78-229-6.75) (226111152546)
AVAYA PARTNER ACS REPLACEMENT POWER SUPPLY FOR PROCESSOR 308EC MESSAGING LUCENT (185332720304)
AVAYA MERLIN MAGIX PROCESSOR 617W33-K 700228562 W/ 2MB TRANSLATION CARD CKE5 (125132198785)
Z3A2 ADU INTERFACE UNIT ADAPTER DEFINITY MERLIN LEGEND AT&T LUCENT AVAYA W CABLE (126210974836)
Lot of 3 Allen Tel 25-Port Phone Bridging Adapter Amphenol AT125-SM (362689775487)
AT&T AYC21 E1/T1 Interface Card T117959 (285817174667)
Avaya Partner 206 Processor Baby Partner R4 Tested Working Lucent AT&T (155685833900)
AT&T/Lucent/Avaya TN742 Circuit Card (115889258830)
AT&T Signal Circuit Protector 564G 05OH92 189 B1- 25 Western Electric (386796541319)
AT&T 517B1 408 PHONE LINE MODULE (3 AVAILABLE) (273483744251)
AT&T J58901A Telephone System 25 Switch 120V 6 AMPS 60 HZ ZTN142 ZTN78 ZTN131 (315014664065)
AT&T 957 Single-Line Corded Phone System With Caller ID And Power Supply (226081436360)
AT&T TN573 Switch Node INTF Card (252711699360)
AT&T 7400C-L1 DEFINITY High Speed Link Data Service Unit - No AC Adapter (265110096422)
NEW LOT of 9 AT&T Phone Wall Connector Blocks 105164867-102A246 #F6 (204196797128)
Audiotrak Commercial Pro Amplifier AT-6100M Multi-Zone Microphone System - NEW (203834644730)
AT&T DRPQ9JSAAA 4437 M NET Receiver Down Conv & MWV GEN Module T101599 (285831857581)
AT&T DRPQ9KBAAA 4437 AH NET Receiver Down Conv & MWV GEN Module T101600 (364862059933)
AT&T TN1058C 1:2 TN1048 E5PQAL6AAA 5ESS Half Grid Concentrator (124444530393)
AT&T Lucent Partner II processor module r4.1 539B16 (156095843444)
LUCENT AT&T AVAYA SPIRIT 60312 - 4 LINE EXPANSION CARD (232560095650)
AT&T MC5D146AA1C 1:1 TN1367C1 5ESS Protocol Handler 3 E5MQAEPAAA E5MQAEP (124446485873)
AT&T DRPQ128AXX 4417 Ser 1 Module T103439 (355668516260)
lot of 2x at&t amr 6 ser 2 frame generators drpqoahaxx telecom boards [4*D-38.5] (192417223457)
AT&T CMC6 SER 3 CIRCUIT PACK (174237758901)
OCTEL 300-6018-001 AT&T CIRCUIT CARD BOARD (333635333332)
AT&T Voysys Classic Mail System (402913047967)
AT&T, ANALOG LINE, TN742 V18 (362136246240)
AT&T, ANALOG LINE, TN742 V16 (272894151169)
NEW IN UNORIGINAL BOX AVAYA AT&T TONE-CLOCK MODULE TN2182 V2 (154090328908)
AT&T TN138 9:10 E5PQ12AAAB Metallic Access 5ESS (114509078915)
AT&T 7410 PLUS 106224470 With HANDSET 7410D02A-003 (223094784010)
AVAYA PARTNER 5 SLOT CARRIER CABINET FOR THE ACS PHONE SYSTEM LUCENT AT&T SYSTEM (125671038704)
AT&T Lucent Merlin Magix 016 ETR for adding Partner Phones (108514498) (254339086790)
Harris Dracon D Impact Tool AT8762 7921 (125266498776)
Defective AT&T 539B15 Avaya Partner II Processor Module R4.0 AS-IS for (266428570353)
AT&T Merlin Plus 8 Station Card (156121736637)
Vintage User Guide 1989 AT&T MERLIN PLUS Communication System Release 2 (305460785036)
AT&T CMC3 SER 2 CIRCUIT PACK (184235770722)
Shop by Model:

Whohou Marketplace | Terms of Use | Privacy Policy | Contact Us | Follow us on Facebook, Instagram, and Twitter | Affiliate Program | Affiliate Portal