Adtran Atlas 550 Octal E&M Module 1200313L1

Adtran Atlas 550 Octal E&M Module 1200313L1 product information.
1200313L1:
ATLAS 550 User Interface Module. Provides 8 E&M or TO interfaces for 2-wire or 4-wire applications. Supports Type I,II,III,IV, and V signaling. Can be used in any user interface module slot.

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