A Public Address System (PA System) is an audio communication solution used to deliver announcements, background music, and emergency messages to a large audience. PA systems consist of microphones, amplifiers, speakers, and control equipment that distribute clear audio across zones and buildings. Modern PA systems include IP-based paging, SIP integration, and voice alarm (EN54) compliance, making them suitable for safety-critical environments.
Used in offices, schools, hospitals, factories, malls, airports, and campuses, PA systems improve communication efficiency and safety. Whether for routine announcements or emergency evacuation messages, a well-designed public address system ensures high speech intelligibility and reliable operation. Available in analog, digital, and IP configurations, PA systems can be scaled easily to meet small or large site requirements.
Public Address System Categories
Public Address System
Showing 1–25 of 78 results
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Bosch Column Loudspeaker
Bosch LA2-UM40-L-IN 40W Metal Column Speaker
The Bosch LA2-UM40-L-IN 40W Metal Column Speaker offers high directivity and crystal-clear speech for indoor PA systems. With a strong metal enclosure, elegant white finish, and included swivel mounting bracket, it ensures accurate sound coverage in public areas such as terminals, worship facilities, conference halls, and industrial spaces.
SKU: LA2-UM40-L-IN -
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Bosch Wall Mount Speakers
BOSCH LB10-UC06-D Cabinet Speaker 6W Angled Black
The Bosch LB10-UC06-D is a 6 W angled cabinet speaker designed for indoor public address and background music systems. It delivers clear speech intelligibility and reliable audio reproduction, housed in a robust ABS enclosure with an angled front baffle for improved sound dispersion. This black, 100 V line speaker features convenient keyhole wall-mounting and complies with international safety standards — ideal for offices, schools, retail spaces, and commercial environments
SKU: LB10-UC06-D -
Bosch Wall Mount Speakers
Bosch LB2-UC15-D1 15W Cabinet Loudspeaker
The Bosch LB2-UC15-D1 15W Cabinet Loudspeaker delivers clear and high-quality speech and music for commercial indoor and outdoor installations. With robust ABS housing, flexible mounting options, and selectable 8Ω/70V/100V power taps, it provides dependable performance for retail, hospitality, offices, and public venues.
SKU: LB2-UC15-D1 -
Bosch Wall Mount Speakers
Bosch LB2-UC30-D1 30W Cabinet Loudspeaker
The Bosch LB2-UC30-D1 30W Cabinet Loudspeaker provides excellent speech clarity and background or foreground music in indoor or semi-outdoor commercial environments. With selectable 8Ω/70V/100V input options, durable ABS enclosure, and included anti-theft mounting bracket, it ensures reliable, long-life performance in professional audio installations.
SKU: LB2-UC30-D1 -
Public Address System
Bosch LBB 1925 Plena System Pre-Amplifier
The Bosch LBB 1925 Plena System Pre-Amplifier is a versatile 6-zone controller for public address installations, supporting simultaneous paging and background music. With universal mic/line inputs, selectable BGM sources, tone control, and direct zone routing, it enables cost-efficient and professional multi-zone audio management
SKU: LBB1925/10 -
Dynamic Microphone, Microphone, Public Address System, Wired Microphone
Bosch LBB 9081/00 Dynamic Mic
Dynamic Microphone, Microphone, Public Address System, Wired MicrophoneBosch LBB 9081/00 Dynamic Mic
Bosch LBB 9081/00 Dynamic Mic is a professional paging microphone designed for clear voice communication in PA systems. The Bosch LBB 9081/00 Dynamic Microphone features a side-mounted Press-to-Talk (PTT) switch for easy and controlled announcements in commercial and industrial environments.
With additional remote control contacts, the Bosch LBB 9081/00 Dynamic Microphone can integrate with amplifiers and system controllers, allowing enhanced paging control. Built-in resistors enable system supervision for safety and reliable microphone functionality.
The Bosch LBB 9081/00 Dynamic Microphone uses a direct-connected dynamic capsule that delivers clean, uninterrupted audio with low distortion — ideal for continuous and demanding communication use.
🔹 Key Features
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Bosch LBB 9081/00 Dynamic Microphone with PTT switch
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Remote control contacts for system integration
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Supervised switch circuit for enhanced safety
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Clear and high-quality audio performance
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Rugged design for daily PA system operation
🔹 Applications
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PA systems in offices and buildings
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Paging and announcement stations
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Industrial communication consoles
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Conference and control rooms
SKU: LBB 9081/00 -
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Wired Microphone, Gooseneck Microphone, Microphone, Public Address System
Bosch LBB1950/10 – Table-Top Microphone
Wired Microphone, Gooseneck Microphone, Microphone, Public Address SystemBosch LBB1950/10 – Table-Top Microphone
The Bosch LBB1950/10 Table-Top Microphone is a professional unidirectional condenser microphone designed for clear and reliable public address calls. Featuring a priority PTT key, flexible stem, metal base, LED status indicator, and 2m fixed cable, it offers stable, high-quality performance in PA and paging systems.
SKU: LBB1950/10 -
Dynamic Microphone, Microphone, Public Address System, Wired Microphone
Bosch LBC2900 Unidirectional Handheld Microphone
Dynamic Microphone, Microphone, Public Address System, Wired MicrophoneBosch LBC2900 Unidirectional Handheld Microphone
The Bosch LBC2900 Unidirectional Handheld Microphone is a reliable and cost-effective speech microphone perfect for paging, public address, and small performance environments. With a cardioid pickup pattern, durable build, and lockable XLR connection, it ensures clean, controlled voice reproduction for any PA system.
SKU: LBC2900/15 -
PA Accessories
Bosch LBC3080/11 Metal Fire Dome white
Bosch LBC3080/11-Metal Fire Dome White for LBC3087/41, LBC3090/01, LBC3090/31, LHM0606/00, LHM0606/10 and
LHM0626/00 ceiling loudspeakers, white RAL 9010.- Protects the rear of the ceiling loudspeaker
- Easy assembly with the loudspeaker
- Knockout holes for two grommets and two cable glands
- B15 certified according to DIN 4102-8
SKU: LBC3080/11 -
Bosch Horn loudspeaker
Bosch LBC3470/00 – 15W Horn Loudspeaker
The Bosch LBC3470/00 15W Horn Loudspeaker offers powerful sound projection and excellent speech clarity for public address applications. With durable construction and weather-resistant design, it is ideal for outdoor and industrial environments requiring long-range audio.
SKU: LBC3470/00 -
Bosch Wall Mount Speakers
Bosch LBD 8363 – Indoor Metal Box Loudspeaker 4W
The Bosch LBD 8363 Indoor Metal Box Loudspeaker (4W) is a high-efficiency, industrial-grade speaker designed for clear speech reproduction and reliable audio coverage. Built with a robust mild steel enclosure and inbuilt dust-protection cover, it is ideal for office buildings, control rooms, and indoor industrial communication systems.
SKU: LBD 8363 -
Bosch Ceiling Speakers, Ceiling Speakers
Bosch LBD0606/10 6W Metal Ceiling Speaker
The Bosch LBD0606/10 6W Metal Ceiling Speaker is a durable, flush-mounted speaker designed for high-intelligibility voice announcements and background music in commercial and public environments. Ideal for offices, retail shops, schools, hotels, and corridors, it supports 100V line operation with selectable power taps for easy system integration.
SKU: LBD0606/10 -
Bosch Plena Booster Amplifier, Booster Amplifier
Bosch LBD1930/00-120w Plena Booster Amplifier
The Bosch LBD1930/00 Plena Booster Amplifier (120W) provides powerful and reliable amplification for public address systems. Designed for seamless integration with Bosch Plena mixers and amplifiers, it offers both 100V and low-impedance outputs, making it an ideal expansion amplifier for commercial and industrial audio installations.
SKU: LBD1930/00 -
Bosch Plena Booster Amplifier, Booster Amplifier
Bosch LBD1935/00-240w Plena Booster Amplifier
The Bosch LBD1935/00 240W Plena Booster Amplifier provides powerful, reliable audio amplification for large-scale public address systems. Offering both 100V and low-impedance outputs, advanced protection circuits, and seamless integration with Bosch Plena equipment, it is ideal for expanding and reinforcing professional PA installations.
SKU: LBD1935/00 -
Bosch Plena Booster Amplifier, Booster Amplifier
Bosch LBD1938/00-480w Plena Booster Amplifier
The Bosch LBD1938/00 480W Plena Booster Amplifier is a high-power expansion amplifier designed for large public address systems. With 480W output, 100V and low-impedance compatibility, and Bosch’s advanced protection circuitry, it is perfect for demanding commercial, industrial, and public environments requiring strong and reliable audio distribution.
SKU: LBD1938/00 -
Bosch Wall Mount Speakers
BOSCH LBD3902-D 6W Cabinet Speaker
The Bosch LBD3902-D 6W Cabinet Speaker is a compact and reliable wall-mount speaker designed for high-quality voice announcements and background music. Featuring a modern cabinet design and excellent speech clarity, it is ideal for offices, retail spaces, schools, and public buildings. With multiple power tapping options and durable construction, it delivers strong audio performance for everyday commercial use.
SKU: LBD3902-D -
Bosch Wall Mount Speakers
Bosch LBD3902-L 6W Cabinet Loudspeaker
The Bosch LBD3902-L 6W Cabinet Loudspeaker is a compact and cost-effective indoor speaker for paging and background music. With durable MDF construction, easy wall mounting, and selectable power taps for 100V systems, it is ideal for offices, shops, waiting areas, and commercial environments.
SKU: LBD3902-L -
Bosch Wall Mount Speakers
BOSCH LBD3903-D 12W Cabinet Speaker
The Bosch LBD3903-D 12W Cabinet Speaker is a robust and stylish wall-mount loudspeaker designed for high-quality speech and music reproduction in public address systems. With a 12-watt rating, wide sound coverage, and selectable power taps for 100V line installations, it is ideal for offices, schools, retail stores, and commercial facilities
SKU: LBD3903-D -
Bosch Wall Mount Speakers
Bosch LBD3903-L 12W Cabinet Speaker
The Bosch LBD3903-L 12W Cabinet Speaker is a high-quality wall-mount speaker designed for clear voice announcements and background music in public address systems. With durable construction, wide sound coverage, and selectable power taps for 100V line installations, it is ideal for offices, schools, hotels, shops, and public facilities.
SKU: LBD3903-L -
Bosch Wall Mount Speakers
Bosch LBD3904-L 6W Corner Cabinet Loudspeaker
The Bosch LBD3904-L 6W Corner Cabinet Loudspeaker is a compact, stylish, and cost-effective indoor speaker designed for commercial paging and background music. Its corner-mount design saves space while ensuring excellent sound projection and easy installation in offices, hotels, restaurants, schools, and public venues.
SKU: LBD3904-L -
Bosch Wall Mount Speakers
Bosch LBD3905-D 12W Bi-Directional Cabinet Speaker
The Bosch LBD3905-D 12W Bi-Directional Cabinet Speaker delivers clear speech and background music with wide sound coverage, making it perfect for long corridors and hallways. With dual drivers, MDF construction, and 100V transformer power taps, it offers reliability and high performance for indoor public address installations.
SKU: LBD3905-D -
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Bosch Sound projector
Bosch LBD8355-6W Bi-Directional Sound Projector
The Bosch LBD8355-6W Bi-Directional Sound Projector offers efficient wide-area sound coverage with a durable ABS enclosure for both indoor and outdoor environments. Ideal for corridors, tunnels, shopping centers, and industrial facilities, it ensures clear paging and background music with reliable long-term performance.
SKU: LBD8355
