![]() If you purchase hardware today, it is going to become obsolete – it’s a question of when, not if. Power specification for UPS: 128VA (at 120VAC) It’s Time For A New Phone System.īefore purchasing more NEC S1100 Telephone System parts consider that the average lifespan of a premises-based phone system is 5 years. 2-pin connector for external battery backup.(3) Audio jacks for MOH/BGM/External Paging.8-conductor jack for (2) General Purpose Relays.(4) 8-conductor jacks for trunk/station connections.(1) Slot for CO Trunk Card (on the 084M-B1 Card).(32) Telephony resources (DTMF/DT/Busy/FSK CID).Cat 5e Cable and Ferrite Core for connection to Main KSU.Analog station ring supply & MW lamp driver.8 Digital x 4 Analog Station Board 084M-B1.Includes the following hardware components: The NEC SL1100 Telephone System Expansion KSU adds additional expansion capability to the NEC SL1100 phone system. ![]()
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