8 x 24 Key Service Unit

The Norstar Compact 8 x 24 Key Service Unit is designed on a module and cartridge-based concept that offers easy installation, maintenance, expansion, and customization. This key service unit supports up to 8 lines and 24 stations, but can be expanded with up to 6 trunk module and 6 station modules for additional lines and terminals. When the key service unit is fully expanded the system supports a combination of 128 ports on a combination of lines and stations. The key service unit can be configured as analog lines, station ports, or connections for other devices such as personal computers, data devices, and analog terminal adapters. This Norstar compact 8x24 key service unit is equipped with two emergency transfer ports used to keep the system running incase of a power failure.