Siemens FDOT421 (S54320-F6-A1)The Siemens FDOT421 is a plug in, addressable, 2 wire, Intelligent Multi Criteria Fire Detector that incorporates photoelectric and thermal sensors (Rate of Rise Detection: 15F min. (8. 3C min); fixed 135F (57C) . Compatible with device programmer loop tester, Model DPU Requires a surface mounting base (sold separately) Model DB 11 or Model DB 11E, which mounts on a 4 inch octagonal, square or single gang electrical box. Designed for use with these

as well as with:

eBay• Smart Loop Panel addressable FACP

- Durable Construction: Plastic housing ensures long-lasting performance and aesthetic blending with ceilings

The Wheelock ELSPKW is an Eluxa high fidelity wall speaker for indoor voice evacuation

DFSM to Audio Controller

— 3-CAB14

automatically restores when the short is corrected

Compatible with FlashScan protocol systems only

— FV2025 252-point addressable intelligent voice communication system

It snaps into multi-module backplates for compact builds and faster field wiring

IDP-ISO – Fault isolator module

TX3 Configuration software