Bosch LB1-UW12-L 12W Wall-Mount Cabinet Speaker (White)

The Bosch LB1-UW12-L is a premium 12-watt cabinet-style loudspeaker designed for indoor public-address, background-music or paging systems. Housed in a robust MDF enclosure with a white finish and angled baffle, this wall-mounted unit delivers clear speech intelligibility and wide-area coverage, making it ideal for offices, retail stores, schools and hospitality venues.

Features

12 W nominal rating (with taps for 6 W/3 W power selection on 100 V/70 V line systems).
MDF enclosure with durable easy-clean vinyl finish in white (model “L” version) and a fine-woven cloth grille front.
Angled front baffle to enhance high-frequency coverage-in-listening-area for better speech intelligibility.
Rear-mounted key-hole fixings (three points) for quick and secure wall-mount installation.
Suitable for indoor installations requiring background music AND paging capability (good for retail, schools, offices).
Fully compliant with international installation and safety regulations (e.g., IEC 268-5, EN 60065).

Technical Specifications

Parameter	Value
Maximum power	18 W (peak handling)
Rated power	12 W / 6 W / 3 W (selectable via transformer taps)
Sound pressure level at 1 m	104 dB SPL @ 12 W / 93 dB SPL @ 1 W (1 kHz)
Effective frequency range	Approx. 160 Hz to 20 kHz (-10 dB)
Opening (dispersion) angles	Horizontal: ~195° / Vertical: ~69° @ 1 kHz (note full spec)
Rated input voltage	70 V / 100 V line system compatibility (100 V typical)
Connection	4-pole (or 5-pole) push-in terminal block for ease of wiring
Enclosure material & finish	MDF cabinet with vinyl wrap (white version), ABS front and cloth grille
Mounting	Rear key-holes (3) for secure wall mounting
Dimensions (H x W x D)	441 × 151 × (150/111) mm (approx)
Weight	Approx. 2.45–2.5 kg
Operating temperature	-25 °C to +55 °C