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All / Avaya /

Avaya Definity

  • 2500/2554 Series Analog Phones |
  • 6200 Series Analog Phones |
  • 6400 Series Digital Phones |
  • 7400 Series Digital Phones |
  • 7500/7600 Series ISDN Phones |
  • 8100/8400 Series Digital Phones |
  • 8500 Series ISDN Phones |
  • Callmasters / Attendant Consoles |
  • Definity Cabinets & Circuit Boards |
Avaya Definity TN2182B Tone Clock Circuit Pack - Refurbished
Avaya Definity TN2182B Tone Clock Circuit Pack - Refurbished
$59.00
Avaya Definity TN2182 Tone Clock Circuit Pack - Refurbished
Avaya Definity TN2182 Tone Clock Circuit Pack - Refurbished
$49.00
Avaya Definity TN2181 16-Port Digital Circuit Pack - Refurbished
Avaya Definity TN2181 16-Port Digital Circuit Pack - Refurbished
$45.00
Avaya Definity TN2169 Alarm Circuit Pack - Refurbished
Avaya Definity TN2169 Alarm Circuit Pack - Refurbished
$79.00
Avaya Definity TN801B MAPD LAN Gateway Circuit Pack - Refurbished
Avaya Definity TN801B MAPD LAN Gateway Circuit Pack - Refurbished
$399.00
Avaya Definity TN776 Expansion Interface Circuit Pack - Refurbished
Avaya Definity TN776 Expansion Interface Circuit Pack - Refurbished
$99.00
Avaya Definity TN775C EPN Maintenance Board - Refurbished
Avaya Definity TN775C EPN Maintenance Board - Refurbished
$199.00
Avaya Definity TN771DP Maintenance and Test Circuit Pack - Refurbished
Avaya Definity TN771DP Maintenance and Test Circuit Pack - Refurbished
$99.00
Avaya Definity TN799DP Control LAN Interface Circuit Pack - Refurbished
Avaya Definity TN799DP Control LAN Interface Circuit Pack - Refurbished
$45.00
Avaya Definity TN793CP 24-Port Analog Circuit Pack - Refurbished
Avaya Definity TN793CP 24-Port Analog Circuit Pack - Refurbished
$199.00
Avaya Definity TN793B 24-Port Analog Circuit Pack - Refurbished
Avaya Definity TN793B 24-Port Analog Circuit Pack - Refurbished
$99.00
Avaya Definity TN802B MAPD IP Interface Assembly Circuit Pack - Refurbished
Avaya Definity TN802B MAPD IP Interface Assembly Circuit Pack - Refurbished
$279.00
Avaya Definity TN799C Control LAN (C-LAN) Interface Circuit Pack - Refurbished
Avaya Definity TN799C Control LAN (C-LAN) Interface Circuit Pack - Refurbished
$40.00
Avaya Definity TN799B C-Lan Control Lan Circuit Pack - Refurbished
Avaya Definity TN799B C-Lan Control Lan Circuit Pack - Refurbished
$139.00
Avaya Definity TN799 C-LAN Control Lan Circuit Pack - Refurbished
Avaya Definity TN799 C-LAN Control Lan Circuit Pack - Refurbished
$79.00
Avaya Definity TN798B Processor Board - Refurbished
Avaya Definity TN798B Processor Board - Refurbished
$99.00
Avaya Definity TN797 Analog Trunk and Station Circuit Pack - Refurbished
Avaya Definity TN797 Analog Trunk and Station Circuit Pack - Refurbished
$79.00
Avaya Definity TN795 Processor Board - Refurbished
Avaya Definity TN795 Processor Board - Refurbished
$295.00
Avaya Definity TN794 Network Control Packet Interface Circuit Pack - Refurbished
Avaya Definity TN794 Network Control Packet Interface Circuit Pack - Refurbished
$49.00
Avaya Definity TN793 24-Port Analog Circuit Pack - Refurbished
Avaya Definity TN793 24-Port Analog Circuit Pack - Refurbished
$75.00
Avaya Definity TN792 Duplication Interface Circuit Pack - Refurbished
Avaya Definity TN792 Duplication Interface Circuit Pack - Refurbished
$47.00
Avaya Definity TN791 Analog Guest Line Circuit Pack - Refurbished
Avaya Definity TN791 Analog Guest Line Circuit Pack - Refurbished
$110.00
Avaya Definity TN790B Processor Circuit Pack - Refurbished
Avaya Definity TN790B Processor Circuit Pack - Refurbished
$189.00
Avaya Definity TN790 Processor Circuit Pack - Refurbished
Avaya Definity TN790 Processor Circuit Pack - Refurbished
$149.00
Avaya Definity TN786B Processor Board - Refurbished
Avaya Definity TN786B Processor Board - Refurbished
$149.00
Avaya Definity TN778 Packet Control Circuit Pack - Refurbished
Avaya Definity TN778 Packet Control Circuit Pack - Refurbished
$69.00
Avaya Definity TN777B Network Controller Circuit Pack - Refurbished
Avaya Definity TN777B Network Controller Circuit Pack - Refurbished
$49.00
Avaya Definity TN777 Network Controller Circuit Pack - Refurbished
Avaya Definity TN777 Network Controller Circuit Pack - Refurbished
$65.00
Avaya Definity TN775D EPN Maintenance Board - Refurbished
Avaya Definity TN775D EPN Maintenance Board - Refurbished
$40.00
Avaya Definity TN775B EPN Maintenance Board - Refurbished
Avaya Definity TN775B EPN Maintenance Board - Refurbished
$99.00
Avaya Definity TN772 Duplication Interface Circuit Pack - Refurbished
Avaya Definity TN772 Duplication Interface Circuit Pack - Refurbished
$49.00
Avaya Definity TN771D Maintenance and Test Circuit Pack - Refurbished
Avaya Definity TN771D Maintenance and Test Circuit Pack - Refurbished
$79.00
Avaya Definity TN760C Tie Trunk Circuit Pack - Refurbished
Avaya Definity TN760C Tie Trunk Circuit Pack - Refurbished
$69.00
Avaya Definity TN756 Tone Detector Circuit Pack - Refurbished
Avaya Definity TN756 Tone Detector Circuit Pack - Refurbished
$49.00
Avaya Definity TN750B Announcement Circuit Pack - Refurbished
Avaya Definity TN750B Announcement Circuit Pack - Refurbished
$49.00
Avaya TN767D Auxiliary 4-Trunk Interface Card - Refurbished
Avaya TN767D Auxiliary 4-Trunk Interface Card - Refurbished
$59.00
Avaya Definity TN768 Tone Clock Generator Circuit Pack - Refurbished
Avaya Definity TN768 Tone Clock Generator Circuit Pack - Refurbished
$65.00
Avaya Definity TN767E DS1 ISDN/PRI Interface Circuit Pack - Refurbished
Avaya Definity TN767E DS1 ISDN/PRI Interface Circuit Pack - Refurbished
$79.00
Avaya Definity TN767C DS1 Interface Circuit Pack - Refurbished
Avaya Definity TN767C DS1 Interface Circuit Pack - Refurbished
$49.00
Avaya Definity TN767 DS1 Circuit Pack - Refurbished
Avaya Definity TN767 DS1 Circuit Pack - Refurbished
$65.00
Avaya Definity TN765 Processor Interface Circuit Pack - Refurbished
Avaya Definity TN765 Processor Interface Circuit Pack - Refurbished
$65.00
Avaya Definity TN763C Auxiliary Trunk Circuit Pack - Refurbished
Avaya Definity TN763C Auxiliary Trunk Circuit Pack - Refurbished
$69.00
Avaya Definity TN763B Auxiliary Trunk Circuit Pack - Refurbished
Avaya Definity TN763B Auxiliary Trunk Circuit Pack - Refurbished
$69.00
Avaya Definity TN763 Auxiliary Trunk Board - Refurbished
Avaya Definity TN763 Auxiliary Trunk Board - Refurbished
$65.00
Avaya Definity TN762B Hybrid Line Circuit Pack - Refurbished
Avaya Definity TN762B Hybrid Line Circuit Pack - Refurbished
$50.00
Avaya Definity TN761 Memory Circuit Pack - Refurbished
Avaya Definity TN761 Memory Circuit Pack - Refurbished
$75.00
Avaya Definity TN760E Tie Trunk Circuit Pack - Refurbished
Avaya Definity TN760E Tie Trunk Circuit Pack - Refurbished
$195.00
Avaya Definity TN760D Tie Trunk Board - Refurbished
Avaya Definity TN760D Tie Trunk Board - Refurbished
$69.00
Avaya Definity TN759 Processor Board - Refurbished
Avaya Definity TN759 Processor Board - Refurbished
$55.00
Avaya Definity TN758 Pooled Modem Board - Refurbished
Avaya Definity TN758 Pooled Modem Board - Refurbished
$39.00
Avaya Definity TN754C 4-Wire Digital Line Circuit Pack - Refurbished
Avaya Definity TN754C 4-Wire Digital Line Circuit Pack - Refurbished
$40.00
Avaya Definity TN754B 4-Wire DCP Digital Line Circuit Pack - Refurbished
Avaya Definity TN754B 4-Wire DCP Digital Line Circuit Pack - Refurbished
$40.00
Avaya Definity TN754 4-Wire DCP Digital Line Circuit Pack - Refurbished
Avaya Definity TN754 4-Wire DCP Digital Line Circuit Pack - Refurbished
$35.00
Avaya Definity TN753B DID Trunk Circuit Pack - Refurbished
Avaya Definity TN753B DID Trunk Circuit Pack - Refurbished
$55.00
Avaya Definity TN753 DID Trunk Circuit Pack - Refurbished
Avaya Definity TN753 DID Trunk Circuit Pack - Refurbished
$45.00
Avaya Definity TN750C Announcement Circuit Pack - Refurbished
Avaya Definity TN750C Announcement Circuit Pack - Refurbished
$39.00
Avaya Definity TN567 Audix Multi-Function Circuit Board - Refurbished
Avaya Definity TN567 Audix Multi-Function Circuit Board - Refurbished
$120.00
Avaya Definity TN716B Interface 1 Board - Refurbished
Avaya Definity TN716B Interface 1 Board - Refurbished
$59.00
Avaya Definity TN748D Tone Dectector Circuit Pack - Refurbished
Avaya Definity TN748D Tone Dectector Circuit Pack - Refurbished
$49.00
Avaya Definity TN748C Tone Detector Circuit Pack - Refurbished
Avaya Definity TN748C Tone Detector Circuit Pack - Refurbished
$49.00
Avaya Definity TN747B 8-Port Office Trunk Circuit Pack - Refurbished
Avaya Definity TN747B 8-Port Office Trunk Circuit Pack - Refurbished
$59.00
Avaya Definity TN747 CO Trunk Board - Refurbished
Avaya Definity TN747 CO Trunk Board - Refurbished
$75.00
Avaya Definity TN746B 16-Port Analog Circuit Pack - Refurbished
Avaya Definity TN746B 16-Port Analog Circuit Pack - Refurbished
$49.00
Avaya Definity TN746 16-Port Analog Circuit Pack - Refurbished
Avaya Definity TN746 16-Port Analog Circuit Pack - Refurbished
$39.00
Avaya Definity TN741 Tone-Clock Card - Refurbished
Avaya Definity TN741 Tone-Clock Card - Refurbished
$99.00
Avaya Definity TN736 Power Unit Board - Refurbished
Avaya Definity TN736 Power Unit Board - Refurbished
$59.00
Avaya Definity TN727 Network Control Board - Refurbished
Avaya Definity TN727 Network Control Board - Refurbished
$59.00
Avaya Definity TN725B Speech Synthesizer Board - Refurbished
Avaya Definity TN725B Speech Synthesizer Board - Refurbished
$1,150.00
Avaya Definity TN714 Tone-Clock Circuit Board - Refurbished
Avaya Definity TN714 Tone-Clock Circuit Board - Refurbished
$59.00
Avaya Definity TN591 FP/VSP-CPU Board - Refurbished
Avaya Definity TN591 FP/VSP-CPU Board - Refurbished
$79.00
Avaya Definity TN573 Switch Node Interface Board - Refurbished
Avaya Definity TN573 Switch Node Interface Board - Refurbished
$49.00
Avaya Definity TN570B Expansion Interface Circuit Pack - Refurbished
Avaya Definity TN570B Expansion Interface Circuit Pack - Refurbished
$49.00
Avaya Definity TN570D Expansion Interface Circuit Pack - Refurbished
Avaya Definity TN570D Expansion Interface Circuit Pack - Refurbished
$49.00
Avaya Definity TN568 Audix 4.0 Voice Mail Board - Refurbished
Avaya Definity TN568 Audix 4.0 Voice Mail Board - Refurbished
$1,395.00
Avaya Definity TN539B ACCE Circuit Pack - Refurbished
Avaya Definity TN539B ACCE Circuit Pack - Refurbished
$89.00
Avaya Definity TN533 SCPI SW INTFC Board - Refurbished
Avaya Definity TN533 SCPI SW INTFC Board - Refurbished
$59.00
Avaya Definity TN532 DBP-RAM Circuit Board - Refurbished
Avaya Definity TN532 DBP-RAM Circuit Board - Refurbished
$95.00
Avaya Definity TN520 Voice Buffer Board - Refurbished
Avaya Definity TN520 Voice Buffer Board - Refurbished
$69.00
Avaya Definity TN511 Maintence Interface Board - Refurbished
Avaya Definity TN511 Maintence Interface Board - Refurbished
$69.00
Avaya Definity TN506B DBP/VME BUS Controller Board - Refurbished
Avaya Definity TN506B DBP/VME BUS Controller Board - Refurbished
$119.00
Avaya Definity TN501B VPC Circuit Board - Refurbished
Avaya Definity TN501B VPC Circuit Board - Refurbished
$69.00
Avaya Definity TN500 TDBI Circuit Pack - Refurbished
Avaya Definity TN500 TDBI Circuit Pack - Refurbished
$69.00
Avaya Definity TN475B Sadi Disk Controller Board - Refurbished
Avaya Definity TN475B Sadi Disk Controller Board - Refurbished
$219.00
Avaya Definity TN472C Audix DBP-CPU Circuit Pack - Refurbished
Avaya Definity TN472C Audix DBP-CPU Circuit Pack - Refurbished
$109.00
Avaya TN464HP DS1/ISDN PRI Circuit Pack - Refurbished
Avaya TN464HP DS1/ISDN PRI Circuit Pack - Refurbished
$49.00
Avaya Definity TN464GP Universal DS1/PRI Interface P/N 108826884 - Refurbished
Avaya Definity TN464GP Universal DS1/PRI Interface P/N 108826884 - Refurbished
$49.00
Avaya Definity TN464F Universal DS1/ISDN PRI Circuit Pack - Refurbished
Avaya Definity TN464F Universal DS1/ISDN PRI Circuit Pack - Refurbished
$49.00
Avaya Definity TN464D Universal DS1 ISDN Circuit Pack Board - Refurbished
Avaya Definity TN464D Universal DS1 ISDN Circuit Pack Board - Refurbished
$49.00
Avaya Definity TN429D DIOD Circuit Pack - Refurbished
Avaya Definity TN429D DIOD Circuit Pack - Refurbished
$599.00
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TNG Telecom
Your Trusted Telecommunications Partner

Contact Us Today!
Toll Free: 1-844-417-2294
Local:
1-909-233-4816
Fax:
909-751-2147
Email: customerservice@tngtelecom.com

© 2025 TNG Telecom, LLC

Business Hours
Monday — Friday
7AM to 5PM PST

Address:
1529 W. 13th Street, Ste E
Upland, CA 91786

TNG Telecom, LLC is an independent distributor of technology and telecommunications equipment. TNG Telecom, LLC does not represent any manufacturer or its affiliates in any way. The company, product and service names used in this web site are for identification purposes only. All trademarks and registered trademarks are the property of their respective owners.
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