Bosch LBB1956/00 Plena voice alarm call station

₹46,026.90 Price excluding tax

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6-zone voice alarm call station for Bosch Plena systems
Designed for emergency paging and voice evacuation
Individual zone selection with All-Call function
High-clarity gooseneck microphone for clear announcements
Supports multiple priority levels for emergency control
Built-in speech filter for excellent speech intelligibility
LED indicators for zone status, fault, and emergency alerts
Low power consumption with reliable 24 V DC operation
Table top or flush-mount installation options

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Description
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The Bosch LBB1956/00 Plena Voice Alarm Call Station is a professional 6-zone emergency paging microphone designed for use with Bosch Plena Voice Alarm systems. It enables clear and reliable emergency announcements, evacuation messages, and routine public address paging across multiple zones from a single control point. Engineered with Bosch’s proven voice alarm technology, this call station ensures high speech intelligibility, even in noisy environments. It features individual zone selection buttons, All-Call function, priority control, and LED status indicators, allowing operators to manage announcements efficiently during both normal operation and emergency situations.

What is the main use of Bosch LBB1956/00?

A-1 It is used for emergency voice evacuation and public address paging in multi-zone buildings.
Is this suitable for emergency systems in India?

A-2 Yes. Bosch Plena systems are widely used and accepted in India for fire and safety communication.
How many zones can be controlled?

A-3 It supports 6 individual zones plus All-Call for full-building announcements.
Does it work during power failure?

A-4 Yes. It operates through the Plena Voice Alarm Controller, which supports battery backup.
Is it compatible with other Bosch Plena products?

A-5 Yes. It is fully compatible with Bosch LBB1990/00 controllers and Plena Voice Alarm systems.

Specifications

Product Type	6-Zone Voice Alarm Call Station for Plena Systems
Power Supply	24 V DC (from LBB1990/00 controller or 18–24 V DC/AC external)
Current Consumption	< 30 mA (plus < 15 mA per expansion keypad)
Nominal Sensitivity	85 dB SPL (gain pre set 0 dB)
Nominal Output Level	~700 mV
Maximum Input Sound Level	110 dB SPL
Gain Pre set	+6 / 0 / -15 dB
Limiter Threshold	2 V
Compression Ratio Limiter	1:20
Distortion	< 0.6 % (maximum input)
Input Noise Level (Equivalent)	~25 dB SPLA
Frequency Response	100 Hz – 16 kHz
Speech Filter	High-pass –3 dB @ 315 Hz, 6 dB/oct
Output Impedance	~200 Ω
Zone Selection	6 individual zone buttons + All-Call
Chimes / Priorities	Supports wave file playback and 7 priority levels
LED Indicators	Zone selection, fault, emergency state
Mounting Type	Table top or flush-mount option
Dimensions (H × W × D)	40 × 100 × 235 mm
Weight	Approx. 1 kg
Colour	Charcoal with silver accents
Mic Stem Length	~390 mm
Cable Length	~5 m
Operating Temperature	-10 °C to +45 °C
Storage Temperature	-40 °C to +70 °C
Relative Humidity	< 95 % non-condensing