4-Port CO Line Card 1100022

Product Details

Supplies four loop-start CO trunks for your SL1100 PBX phone system.

Provides interface for four standard loop-start CO trunks. Includes power failure transfer circuit for one line. Equipped with two 8-conductor interface jacks (one for connection of four trunks, one for power failure connection for first trunk circuit). Can only be installed on 084M, 080E, and 008E card. Maximum of three can be added to each KSU (Main and Expansion), Maximum of nine can be added per system.

Card Features