Simplex 4100-1270
Simplex 4100-1270
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Simplex 4100-1270 Master Telephone Unit
A master telephone control module for emergency voice communication systems in Simplex 4100-series addressable fire alarm panels. This unit enables supervised telephone communications with up to six remote phone stations, providing critical emergency notification capability in commercial and industrial fire safety systems.
Key Features:
• Configuration: Master telephone with three Class B Notification Appliance Circuits (NACs)
• Remote Phones: Supports up to six remote telephone stations on a single talk line circuit
• Supervision Current: 80 mA supervision mode, 140 mA in active use
• Control: Ring-in tone with visible LED indicator for each connected phone circuit
• Expansion: Expandable with 4100-1273 Telephone NAC Class A Adapter Module to convert NACs to Class A topology
• Included Module: Comes with one 4100-1272 telephone NAC Class B module
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