Norstar 1A2 Trunk Cartridge (4×0)
- (Model# NT5B39)
- The Norstar 1A2 Trunk Cartridge provides interface for 1A2 telephone systems and/or single line sets. Provides visual indication for lines appearing on both Norstar and 1A2 key systems and access for up to 4 CO lines. Centrex software is requiered. Compatible with the Modular 8×24 only.
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