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Nortel NTDK20DA Rel 4 System Core Card w/ NTTK25AA NTDK22AA Daughter Boards

$89.99 $80.99
(You save $9.00)
Current Stock:

Product Description

Manufacturer: Nortel

Model: NTDK20DA

Condition: Used. Comes in non-original packaging. This board assembly has minor markings from normal use and shows no major defects that would affect functionality. The photos show the exact item(s) the buyer will receive.

Notes: This board assembly was removed from a decommissioned working network and was not tested subsequent to its removal. No manuals, cords/cables, or additional items are included if not listed or shown.


  • (1) Nortel NTDK20DA System Core Card
  • (1) NTTK25AA Daughter Board
  • (1) NTDK22AA Daughter Board


  • Manufacturer: Nortel
  • Model: NTDK20DA
  • Release: 4
  • Description: System Core Card
  • Provides 16 digital line ports for Meridian digital telephones
  • Each port provides a multiplexed voice, data, and signaling path over a 2-wire time compression multiplex (TCM) digital link
  • Compatible with Nortel CS 1000E, CS 100M, and Meridian 1
  • Compatible for use with M2000 and M3000 series digital telephones
  • Model: NTTK25AA
  • Rel. 01
  • Description: Daughter Board
  • Model: NTDK22AA
  • Description: Fiber Expansion Daughter Board

Hassle Free Returns

  • DougDeals will pay return shipping if the item needs to be returned for any reason
  • Return window is 30 days from delivery date
  • See complete terms

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