Napco FW-2S — Firewolf two-wire photoelectric smoke detector with an internal sounder, for 12 VDC Napco control panels.
The package holds the FW-2SHEAD detector head, the FW-2SBASE base and a trim ring. The base mounts directly on a 3, 3.5 or 4 in. octagon, 3 in. round or 4 in. square box. For sounder operation across multiple detectors on a zone, Napco marks the FW-RM1 reversing module as required.
- Working voltage 8.5–14 VDC, filtered, 15% ripple max
- Standby 43.6 µA at 12 VDC; alarm 60 mA max; surge 100 µA
- Compatibility identifier FW-2S
- Magnet test at the housing; red LEDs flash every 7–10 s in standby
- Not for areas with air velocity above 300 ft/min
- Napco compatible panels: GEM-X255, GEM-P3200, GEM-P9600, GEM-P800, GEM-P801, GEM-P816, GEM-P1632, GEM-P1664, Freedom F-64, NAPCO Express XP-600
The FW-2 is the Firewolf detector without a sounder and runs 8–35 VDC; FW-2-E and FW-2-H-E are separate models on a 6 in. base. Check the panel against the Napco compatibility list before ordering.
