NFS-640

The NOTIFIER NFS-640 (also NFS2-640) is a compact ONYX Series intelligent addressable fire alarm control panel for small to medium buildings.
It supports one expandable to two SLC loops with up to 636 devices total (318 per loop), FlashScan technology for polling 318 devices in under 2 seconds, and features like nine sensitivity levels, drift compensation, and optional voice evacuation.
Key Specifications
Feature
Specification
SLC Loops
1-2 Style 4/6/7 (636 devices max) ​
NACs
6 Class B (Style Y); Class A optional ​
Display
80-char LCD standard; optional 640-char NCA ​
Power
120/240 VAC; 6.0 A total 24 V output ​
History
800 events + 200 alarm-only (nonvolatile) ​
Network
Up to 200 high-speed nodes; EIA-485 annunciators