Edwards Signaling ANSBKUP Backup Amplifier Switching ModuleThe ANSBKUP switching card continually monitors primary amplifier for signs of failure. Should the amplifier fail, the ANSBKUP automatically activated a backup amplifier. A single amplifier can be used to back up one or more amplifiers of equal or lesser wattage. One ANSBKUP is required for each amplifier being backed up. The backup amplifier does not require its own microphone and digital message repeater unless a fully redundant voice evacuation

Duct Sensor 4098 PCA

or even Central Command Stations

— BPS10A 10 Amp Booster Power Supply

The Simplex 2088-9008 MR-101/C Control Relay is a single SPDT type relay

Mounts in standard 4” (102 mm) square electrical box

The 24 Point I/O Module is selectable for input switch type and supervision type

eBay The Simplex 4904-9137 Visible Strobe Wall Mount is a reliable and essential component for any fire alarm system

power limited rating of 3 A @ 28 VDC

or alarm or trouble when steady on

MX Loop Powered Sounder-Beacons use MX Technology communications for control and power

When connected to a compatible synchronization source

The housing is finished with an aluminum color