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Public Address & Audio

Bosch PRAESENSA IP public address and voice alarm system

PRAESENSA is an IP-based public address and voice alarm system built from system controllers, multi-channel 600 W amplifiers, multifunction power supplies and touchscreen call stations on an OMNEO network.

Brand

Bosch

Product Details

Product Overview

PRAESENSA is an IP-based public address and voice alarm system built from system controllers, multi-channel 600 W amplifiers, multifunction power supplies and touchscreen call stations on an OMNEO network. Every amplifier has a spare channel, loudspeaker lines are supervised, and a redundant system controller can be added. It suits both everyday announcements and background music and emergency evacuation messages.

Model	PRAESENSA (PRA-SCL system controller)
System controllers	System Controller Large (SCL), F.01U.325.042; System Controller Small (SCS) supports up to six amplifiers
Amplifiers	600 W single-channel, four-channel and eight-channel amplifiers
Amplifier power partitioning	to a maximum of 600 Watts
LSP zones per controller	500
Active controllers	20
Simultaneous messages	8
Multifunction power supply (F.01U.399.155)	Powers three amplifiers, one system controller and two call stations; single 12 V battery backup; six-port Ethernet switch (RJ45 and SFP)
Call stations	4.3" capacitive touchscreen; built-in two-port Gigabit switch
Control interface module (F.01U.378.929)	16 supervised inputs, 8 relay outputs and 2 trigger outputs
Networking	OMNEO, compatible with Dante, AES67 and SMPTE ST 2120-30; dual Ethernet ports with RSTP
Security	Encryption: AES128; Authentication: TLS
Fault reporting	Faults are logged and reported within 100 seconds

Typical applications

Voice evacuation in hospitals, hotels and office towers
Airports, metro and transport hubs
Shopping malls with background music and zoned paging
Schools and universities

Source: Bosch official product page and official datasheet. Supplied in Saudi Arabia by AZEIDK with installation and technical support.

Technical Documents

Product Catalogue

View the product’s full specifications and technical information in the official catalogue.

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