Bosch LCZ-UM12-IN 12W Ceiling Speaker

(4 customer reviews)
BOSCH

The Bosch LCZ-UM12-IN 12W Ceiling Speaker is designed for high ceiling environments and commercial interiors. Featuring a dual-cone driver, 100V line transformer, and durable metal grille, it ensures strong sound projection, excellent speech clarity, and easy installation with mounting clips.

1,534.00 Excluding Tax

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Bosch LCZ-UM12-IN 12W Ceiling Speaker

The Bosch LCZ-UM12-IN 12W Ceiling Speaker is a high-performance commercial audio solution, engineered for clear speech projection and pleasant background music across spacious indoor environments. Its robust acoustic design makes it perfect for high ceiling applications, ensuring optimized sound coverage where standard ceiling speakers may underperform.

Bosch LCZ-UM12-IN 12W Ceiling Speaker Built around a reliable 12W dual-cone loudspeaker, this ceiling speaker delivers a high sound pressure level, maintaining clarity and audio balance even in larger rooms. It is well-suited for public areas including departmental stores, offices, sports halls, hotel lobbies, restaurants, retail outlets, and commercial corridors — wherever consistent, high-quality audio is needed.

The 100V line matching transformer integrated on the rear enables long-distance cable runs and simplified distributed audio system design. Power taps for 12W / 6W / 3W give installers flexibility in sound level management and system balancing across multiple zones.

The metal perforated grille, finished in an attractive off-white color, blends cleanly into modern ceiling designs while providing long-term durability. The speaker is tested under IEC 268-5 PHC standards, ensuring it can operate at full rated power continuously for 100 hours — delivering extended reliability and stable performance under commercial use.

Bosch LCZ-UM12-IN 12W Ceiling Speaker Installation is fast and secure with integral ceiling mounting clips, eliminating the need for additional hardware or complex mounting procedures. This design makes the LCZ-UM12-IN a strong choice for contractors working on time-sensitive commercial AV projects.

Offering a combination of high intelligibility, excellent music reproduction, and rugged build quality, the Bosch LCZ-UM12-IN 12W Ceiling Speaker provides an affordable yet professional-grade option for public address and background music installations.


🔸Bosch LCZ-UM12-IN 12W Ceiling Speaker Key Features

  • 12W dual-cone speaker for strong audio coverage

  • High SPL for high ceiling environments

  • 100V transformer with power taps: 12W / 6W / 3W

  • Durable metal grille in off-white finish

  • Tested with 100-hour PHC reliability standard

  • Easy clip-in mounting design

  • Excellent speech & background music performance

  • Ideal for offices, malls, hotels, sports halls & restaurants

 

LCZ-UM12-IN

Brand

   Technical specifications

   Electrical

Rated Power 12W
Sound Pressure Level at 12W/1 W (1 kHz, 1 m)

12W/1W (4 kHz,1m)

 

101.8 dB / 91 dB

114.8 dB / 104 dB

Effective frequency range 100 Hz to 15 kHz(-10dB)
Opening angle (1kHz/4kHz,-6dB) 175° / 40°
Rated Impedance 833 Ohm
Rated input voltage 100V
Connector 4 Pole Screw Terminal

 Mechanical 

Diameter(in mm) 200
Depth(in mm) 70
Weight 1.3 kg
Colour Off White

Environmental

Operating temperature -5 °C to +55 °C
Storage temperature -40 °C to +70 °C

 

Based on 4 reviews

4.0 overall
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  1. Ajeesh k

    BOSCH LCZ-UM12-IN 12W Ceiling Speaker was low budget and material Quality was very good .

    Ajeesh k

  2. Gopal

    Wonderful audio Speaker quality Bosch 12W Ceiling Speakers from Bosch. I am using in my shop for the past several months and now i have purchased for my relative which i got from Sakthi Av Tronics.

    Gopal

  3. Gopal

    Wonderful audio Speaker quality Bosch 12W Ceiling Speakers from Bosch. I am using in my shop for the past few months . Thanks a lot Sakthi AV Tronics

    Gopal

  4. Vimala

    Excellent Audio Performance in Bosch 12 W Ceiling Speakers.

    Vimala

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