This module allow for the addition of trunk lines to the M824 Norstar control unit. It connects via an expansion port on the 2 port or 6 port copper expansion cards. This module houses 3 NT5B40GA cards to allow up 12 trunks to be added to the system.
This module allow for the addition of trunk lines to the MICS Norstar control unit. It connects via an expansion port on the 2 port or 6 port fiber expansion cards. This module houses 3 NT5B40, NT7B75, or NT5B37 (DID) cards to allow up 12 trunks to...
This module allow for the addition of trunk lines to the MICS Norstar control unit. It connects via an expansion port on the 2 port or 6 port fiber expansion cards. This module houses 3 NT5B40, NT7B75, or NT5B37 (DID) cards to allow up 12 trunks to...
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