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Lucent ATT TN2181 2W Digital Line V5 Circuit Board Definity ECS PBX Module

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SKU:
18288
MPN:
TN2181
Condition:
Used
Availability:
Usually ships within 1-2 business days.
Weight:
5.00 LBS
Shipping:
Calculated at Checkout
  • Lucent ATT TN2181 2W Digital Line V5 circuit board – top view showing PCB components, relay modules, and edge connector
  • Lucent ATT TN2181 2W Digital Line V5 faceplate label showing model, version V5, and barcode
$30.00
Was: $60.00
Current Stock: 2

Sold Out

Description

Lucent ATT TN2181 2W Digital Line V5 Circuit Board Definity ECS PBX Module

A 2W digital line circuit board module for Lucent Definity Enterprise Communications Server (ECS) PBX systems. This card manages digital line connections and was pulled from active service in a working telecommunications environment.

Specifications & What's Included

  • Brand: Lucent Technologies
  • Model: TN2181
  • Type: 2W Digital Line Circuit Board / PBX Module
  • Hardware Version: V5
  • Compatible with Lucent Definity ECS and Avaya Definity G3 PBX systems
  • Form Factor: Card/Module
  • Manufactured in United States
  • Board only

Applications

The TN2181 module expands digital line capacity in Definity ECS and Avaya Definity G3 systems, which were widely deployed in enterprise telecommunications environments through the 1990s and 2000s. This card type handles 2-wire digital connections for call routing and line management within the PBX architecture. It was used in large corporate and institutional phone systems requiring modular expansion of digital trunk and line capacity.

Condition: Used
This Lucent ATT TN2181 2W Digital Line V5 PBX circuit board has been inspected and is in good condition. It was pulled from a working environment where it was in active use and functional. The board shows normal wear consistent with its service life. Please view our photo set and contact us if you have any questions. Please note: We have multiple units in stock — yours may not be the one shown in the photos, however, it will be similar in condition and function.
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Warranty Information

We stand behind every item we sell with a 30-day money-back guarantee. If your item arrives not as described, you may return it within 30 days for a full refund. Please inspect your purchase upon arrival and contact us with any questions.
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Additional Information

Brand:
Lucent Technologies
Model:
TN2181
MPN:
TN2181
Type:
2W Digital Line Circuit Board / PBX Module
SKU:
18288
Hardware Version:
V5
Compatible With:
Lucent Definity Enterprise Communications Server
Compatible With 2:
Avaya Definity G3 PBX
Form Factor:
Card / Module
Condition:
Used – Pulled from Working Environment
Seller Notes:
Board only; pulled from a working Definity ECS environment
Country/Region of Manufacture:
United States
Condition Notes:
Lucent ATT TN2181 2W Digital Line V5 PBX board inspected and in good condition. Pulled from a working Definity ECS environment where it was in active use and functional. Normal wear. Photos available.
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