NEC SL1100 Control Unit

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NEC SL1100 Phone System

NEC SL1100 Control Unit

The NEC SL1100 phone system can grow from 4 incoming line X 8 digital station ports X 4 analog station ports for single line phones or fax machines and expands to a maximum of 120 extensions of which 72 can be multi-line terminals.  The system can be expanded to a maximum of 36 analog trunks, 48 PRI/T1 trunks, or 32 (SIP) trunks.  The actual expansion depends on the number of KSU's and the type of PCB's installed.

The NEC SL1100 KSU by its self is sold at an initial configuration of 0 lines in X 8 digital stations X 4 analog station ports.  A 4-port trunk card is not included when the KSU is sold its self.

SL1100 System Capacities

Capacities listed are system maximums and may be limited by system configuration.

SL1100 System CapacitiesSL1100
System Capacities


NEC SL1100