100D Expansion Module

Adds a T-1 or ISDN PRI with built-in CSU/DSU.

(MSRP: $2,821.00) Call for pricing!

  • Adds 1 DS1 circuit which can be configured for either T-1 or ISDN Primary Rate Interface (PRI)
  • Built-in CSU/DSU
  • Configured as a T-1: provides 24 digital channels operating at 64kbs
  • Configured as an ISDN PRI: provides 23 digital channels and 1 bearer channel
  • Limit of 3 DS1/INA modules per system - Limit of 2 per carrier