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Category: BOSCH Plena

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  • BOSCH PLN‑6TMW Plena Weekly Timer


    The Plena Weekly Timer is an accurate timer for use in public address systems. It is ideally suited for schools, shopping malls, and all other venues that need regularly timed messages, signals, or other controls. It is ideally suited for connection to the Plena Message Manager and Voice Alarm System.

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  • BOSCH LBB 1965/00 Plena Message Manager


    The Plena message manager is a high-performance, highly versatile stand-alone digital message player. Applications range from spot announcements in supermarkets and theme parks to warning and evacuation messages in emergency situations.

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  • BOSCH LBB 1957/00 Call Station


    The Bosch LBB 1957/00 keypad is an extension to the LBB 1956/00 Plena Voice Alarm Call Station that adds seven additional zone-select keys. The LBB1957/00 has the same stable metal base as the call station. In addition to tabletop use, the special design allows it to be neatly flush-mounted on desktops.

    • Seven zone selection keys (6 programmable keys and all call)
    • LED indications for zone selection
    • Up to eight keypads can be connected together
    • EN 60849 compliant
    • Emergency, call, power, and fault indicators
    • Use in conjunction with the LBB1956/00 call station
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  • BOSCH PLE1CS Plena Call Station With 6 Zones


    The BOSCH PLE1CS Plena call station paging microphone is a stylish design high-quality call station with a stable metal base, a flexible microphone stem, and a unidirectional condenser microphone. The LBB1956/00 can make calls to selected zones (one to six and all-call) in a public address system built with the Plena Voice Alarm System. In addition to tabletop use, the special design allows it to be neatly flush-mounted on desktops.

    • Stylish six-zone call station for the Plena Voice Alarm System
    • Uni-directional condenser mic on a flexible stem
    • Six zone selection keys, all-call key, and momentary PTT-key for calls
    • Selectable gain, speech filter, limiter, and output level for improved intelligibility
    • LED indications for zone selection, fault, and emergency state
    • Call station extension provides seven additional zone and zone group keys
    • Allows connection of expansion keypad LBB1957
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  • BOSCH PLE2CS Plena Call Station


    The Bosch Plena PLE-2CS 2 zone paging microphone is a high-quality call station with a sturdy metal base designed for use with the PLE series of amplifiers such as the Bosch PLE-2MA120 and PLE-2MA240. In addition to tabletop use, the special design of the PLE2CS enables the unit to be neatly flush-mounted. 2 zone selection keys enable either or both zones to be selected for paging – indicated by LEDs.

    • Modern two-zone call station for the PLE series
    • Selectable gain
    • Speech filter and limiter
    • Output level control
    • Loop-through option for up to 8 call stations
    • LED indications for zone selection, busy, and power on
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  • BOSCH Plena PLE1CS Call Station


    The Plena PLE-1CS tabletop unidirectional condenser paging microphone is a high-quality call station with a sturdy metal base designed for use with the BOSCH PLE series of amplifiers. In addition to tabletop use, the special design enables the unit to be neatly flush-mounted.

    The PLE1CS microphone features a large press to talk call button for ease of use and the flexible gooseneck enables the microphone to be positioned as required. A green LED confidence light illuminates to let you know the mic is in use.

    • PTT-key for calls for activation
    • Momentary or toggle
    • Green LED, indicating microphone active
    • Stable metal base design with fixed 2 m cable and lockable Euro-style connector
    • Phantom powered by the amplifier
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  • BOSCH LBB 1990/00 Plena Voice Alarm Router


    The Bosch LBB 1992/00 Plena Voice Alarm Router is an expansion unit that can add six zones and 12 input contacts to the Voice Alarm System. It can use the built-in amplifier on the LBB 1990/00 Voice Alarm Controller and provides inputs and outputs for one or two amplifiers in a multi-amplifier one or two-channel system. The LBB1992/00 provides dual-channel operation for calls and BGM simultaneously to a maximum of six different zones, using two Plena amplifiers.

    Additionally, the single-channel operation is possible with only one Plena amplifier. Multiple routers can also share one amplifier, including the internal amplifier on the controller unit. It is possible to use any number of amplifiers from one up to the number of routers used.

    • The controller supports A/B wiring.
    • Expand the voice alarm system with six zones
    • EN 54‑16 certified and EN 60849 compliant
    • 12 additional input contacts
    • Six volume override output contacts
    • Supervision within the Plena Voice Alarm System
    • Up to 9 routers can be used
    • Same functionality as the system controller
    • Uses System controllers built-in amp or additional Plena booster amps
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  • BOSCH LBB 1990/00 Plena Voice Alarm Controller


    The Plena LBB 1990/00 Voice Alarm Controller unit, is the heart of the voice alarm system. It is the basis of the Plena Voice Alarm System and has all the essential functionality for compliance with the EN54‑16 and EN60849 standards, including full system supervision, loudspeaker line impedance supervision, a supervised emergency microphone on the front panel, and a supervised message manager.

    The LBB1990/00 enables messages to be merged to allow even more flexible use of pre-recorded announcements and evacuation messages. The controller can be used as a stand-alone system with up to six zones or expanded to up to 120 zones using additional six-zone routers.

    Up to eight call stations can be connected. Interconnections are made using standard RJ45 connectors and shielded CAT-5 cable.

    A built-in 240 W amplifier provides the power for the emergency call channel and BGM. Additional Plena Amplifiers can be added to provide two-channel operation. All amplifiers are supervised. The audio output uses standard analog audio 100 V line switching for full compatibility with the Plena family of public address equipment and Bosch EVAC-compliant loudspeakers. The system is configured using DIP switches for basic functionality and a PC for more advanced functions.

    • Basic 6 zone system
    • Expandable to 60 zones
    • Up to 8 call stations can be connected
    • Built-in 240 watt booster amp
    • Digital message system
    • Up to 255 pre-recorded messages and chimes/tones can be stored
    • The emergency mic on the front panel
    • 16 priority levels
    • Individual BGM control for each zone
    • Standard and emergency control in and outputs
    • Additional Booster amps are supervised
    • Can be set up using PC or via DIP switches
    • Fully complies with IEC60849 and all national equivalents
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  • BOSCH LBB1938 Power Amplifier


    The Bosch LBB 1938/20 is a powerful 480 W power amplifier in a 3U high 19”case for rack mounting or tabletop use.

    LEDs on the front panel of the LBB1938/20 show the status of the amplifier: power, audio output level, and supervised functions.

    This high performance unit fulfills a wide range of public address requirements at a surprisingly low cost.

    There are two separate priority controlled 100 V outputs for zones that only need announcements made via the priority input, and for zones that will not get any announcements made via the priority input.

    Rack mounting brackets supplied.

    • 480 watts
    • Very high audio performance power amp
    • Can be used to boost Plena Voice alarm systems with system monitoring
    • XLR and jack input with XLR and Jack loop through outputs
    • 100 volt line input. Ideal for remote location booster amps
    • 100v, 70v and 8 ohm outputs
    • 24v override relay output
    • Temperature controlled fan
    • AC and 24VDC operation
    • LED VU Meter
    • Dual inputs with priority switching
    • Temperature controlled forced front to back
    • Mains, battery back-up, and pilot tone supervision
    • TÜV certified according to IEC 60849
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BOSCH Plena Public Address solutions are truly effective, a public address and emergency sound system. Plena matrix PA System is Flexible and powerful, the PLENA matrix is all about superior audio performance in an easy-to-use in Factory, shopping mall, convention hall.

This system is ideal for evacuation, message, and background music solutions for small to medium-sized applications. Call us at 01719300940 to know more info and get the complete public address solutions in Bangladesh.


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