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Notifier NFS-640 Fire Alarm CPU Board FOR PARTS/REPAIR For parts, sold as-is. CPU board only. Power supply has issues and won't power up on AC. The RAM battery is depleted and needs replacement. The programming passcodes have been changed and will need to be reset by Notifier. The NFS-640 is a fire alarm control panel by Notifier. The main board contains 4 signal circuits, a single SLC loop, and other outputs. The NFS-640 runs the FlashScan protocol, with a maximum of 318 devices per SLC loop (159 detectors and 159 modules).
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.