Valcom Expands the V-ACS45 to 72-ZonesThe V ACS series from Valcom delivers dependable, scalable communications and emergency notification for small to mid size facilities. The Valcom Expands the V ACS45 to 72 Zones is a compact expansion module designed to extend the powerful capability of your existing ACS system without reworking your infrastructure. Built to work in harmony with the V ACS45, this expansion adds 27 additional zones, bringing total zoning to 72 so you can reach more