Adds one SLC loop to the FireNET Plus (FNP-1127E series) control panel The SLC loop is capable of 127 sensors/modules, plus 127 analog sounder bases,for a potential total of 254 addresses The FireNET Plus 1127E control panel supports one FNP-1127-SLC, for a total of two SLC loops per panel Supports Class A and B wiring methods per NFPA 72 Styles 4, 6, and 7 (Style 7 requires isolators) Fully supervised & power limited SLC loop Supports Hochiki’s DCP (Digital Communication Protocol) Same functionality as built-in loop of FireNET Plus control panel Uses standard wire; shielded/twisted pair is not required on SLC loops