Bosch LC4-UC Wide Angle Ceiling Loudspeaker

The LC4-UC Wide Angle Ceiling Loudspeaker is a Bosch ceiling loudspeaker for distributed paging and background music. It belongs to Bosch's public address and voice alarm range. It is rated at 6 W / 12 W / 24 W.

It offers innovative CosCone full range driver, unrivalled opening angle for all octave frequencies and paintable grille. It ships with installation Instruction and ceiling cut-out template. Pick the version you need from the options on this page; each one ships as its own Bosch part number.

Rated power (W)	6 W / 12 W / 24 W
Sound pressure level (rated power, 1 m, 1 kHz octave) (dB)	95 dB / 98 dB / 101 dB
Sound pressure level (rated power, 4 m, 100 Hz - 10 kHz) (dB)	84 dB / 87 dB / 88 dB
Rated input voltage (V)	70 V; 100 V
Frequency range (-10 dB) (Hz)	82 - 20000 Hz / 65 - 20000 Hz
Sensitivity (1 W, 1 m, 1 kHz octave) (dB)	87 dB
Sensitivity (1 W, 4 m, 100 Hz - 10 kHz) (dB)	76 dB
Coverage angle HxV (-6 dB, 1 kHz) (°)	180 x 180 °