Edwards 4-ANNAUDTEL Annunciator Audio Telephone Interface ModuleAnnunciator Audio Telephone interface module. Adds audio and telephone processing capabilities to the 4 ANNCPU, required for the use of the 4 MIC and or 4 FT with the 4 ANNCPU.

— SK-FFT

providing dual reporting with a 135°F alarm threshold plus a separately programmable Emergency temperature threshold for temperature warnings in critical spaces

SIGA-MP2L – Module mounting plate

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

Edwards 27193 Series Surface Mount Boxes are multi-gang utility boxes designed for surface mounting where a heavy-duty general purpose box is required

Simplex 4098-9792E E-Series Standard Sensor Base is designed for extended exposure to high humidity

cast aluminum surface mount box

includes 3 position contact block housing with 1 contact block installed

Each city circuit module has two circuits

one person walk testing

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or 100 speakers max