Express
The 660A-2608-17 is a Concord Express NAC output module manufactured by Interlogix, a subsidiary of UTC Fire & Security. It provides 8 NAC outputs and 8 NFPA Style B (Class A or B) outputs with one common fuse. The module is designed to be used with Concord Express security and fire alarm systems for controlling voice evacuation equipment, interfaced door strikes/locks, secondary lighting/shades, and other auxiliary loads. It features solid-state output relays, a Form C dry contact, and adjustable timing and sensitivity.