The Bosch PRA-MPS3 is a multifunction power supply designed for PRAESENSA public address and voice alarm systems. It provides supervised DC power for up to three amplifiers and a system controller, with an integrated 12 V battery charger for backup operation.

The Bosch PRA-ES8P2S is a managed 10-port Gigabit switch for PRAESENSA networks: PoE on 8 ports for call stations and two SFP combo ports for fibre links between racks. Scroll down for details.

Bosch PRA-SFPLX Fiber transceiver, 1000BASE‑LX SFP module for single mode fiber (10 km).

The Bosch PRA-WCP-EU is the PRAESENSA wall control panel: local background music and volume control, a 1.77" colour display with single-knob operation, PoE powered, and white and black fronts included. Scroll down for details.

The Bosch PRA-IM16C8 is the PRAESENSA control interface module: 16 supervised control inputs, 8 voltage-free relay outputs, 2 supervised NAC trigger outputs for strobes and horns, and PoE power with dual network ports. Scroll down for details.

The Bosch PRA-PSM48 is a compact 48 VDC power supply module designed to power a compatible PRAESENSA 600 W amplifier. It features universal AC mains input, power factor correction and built-in protection with automatic recovery.

The Bosch PRA-EOL supervises each PRAESENSA loudspeaker line to its end without extra wiring, as EN 54-16 line integrity monitoring requires. Scroll down for details.

The Bosch OM-1 is an OMNEO/Dante interface module designed to enable networked digital audio communication between compatible PAVIRO controllers. It supports up to 16 digital audio input and 16 output channels, with dual Gigabit Ethernet interfaces for redundant network connectivity and status LEDs for network monitoring.

The Bosch PVA-2P500 is the PAVIRO power amplifier: 2 x 500 W class-D channels for 70 V / 100 V loudspeaker lines, supervised and EN 54-16 certified, powered from mains or battery. Scroll down for details.

The Bosch PVA-4CR12 is the PAVIRO controller: 4 audio channels and 12 loudspeaker zones on board, up to 492 zones with PVA-4R24 routers, with EN 54-16 voice evacuation and message management built in. Scroll down for details.

The Bosch PVA-4R24 adds 24 loudspeaker zones to a PAVIRO system: up to 20 routers per PVA-4CR12 controller, 4 audio channels, 4,000 W loudspeaker load and EN 54-16 line supervision. Scroll down for details.

The Bosch PVA-1WEOL supervises each PAVIRO loudspeaker line to its end for open and short circuits, as EN 54-16 requires, on 50 V, 70 V and 100 V lines. Scroll down for details.

The Bosch PVA-15CST is the PAVIRO desk call station: 15 programmable keys, a display, a monitored gooseneck microphone and up to 5 PVA-20CSE key extensions for paging and control. Scroll down for details.

The Bosch PVA-15ECS is the PAVIRO emergency call station: 15 programmable keys, two covered alarm buttons, a key switch and a monitored microphone for EN 54-16 evacuation paging. Scroll down for details.

The Bosch PVA-20CSE adds 20 programmable keys with LED status to a PVA-15CST or PVA-15ECS call station, up to 5 extensions per station for zone selection and control. Scroll down for details.

The Bosch LBB1990/00 is the heart of the PLENA Voice Alarm System: six zones on board, up to 120 zones with routers, a built-in 240 W amplifier and message manager, supervised emergency microphone, EN 54-16 certified. Scroll down for details.

The Bosch LBB1992/00 adds six zones and 12 input contacts to the PLENA Voice Alarm System, with one or two amplifiers for calls and background music at the same time. EN 54-16 certified. Scroll down for details.

The Bosch LBB1935/20 is a 240 W PLENA power amplifier in a 2 U housing: 70 V / 100 V and 8 ohm outputs, dual inputs with priority switching, 100 V input for slave use. Scroll down for details.

The Bosch LBB1938/30 is the 480 W power amplifier of the PLENA Voice Alarm System: 70 V / 100 V and 8 ohm outputs, dual inputs with priority switching, EN 54-16 certified, 3 U. Scroll down for details.

The Bosch LBB1930/20 is a 120 W PLENA power amplifier: 70 V / 100 V and 8 ohm outputs, two line inputs with priority switching, 100 V input for slave use. Scroll down for details.