Bosch LC4-UC24E Premium 24W Ceiling Wide Angle Loudspeaker, Single Unit

The Bosch LC4-UC24E is a top - notch single - unit ceiling loudspeaker with a 24 - watt power output. It meets EVAC standards, ensuring reliability in emergency situations. Key features include an innovative CosCone full - range driver that guarantees excellent speech and music reproduction. It has an unmatched opening angle across all octave frequencies, and its paintable grille allows for seamless integration into any decor. This loudspeaker is certified to EN 54 24, UL2043, and UL1480, ensuring high - quality and safety. Technical specs: Rated power is 24 W (with options of 24/12/6/3 W). Sound pressure levels are 101 dB / 87 dB (SPL) at 6 W power / 1 W (1 kHz, 1 m) and 88 dB / 75 dB (SPL) at rated power / 1 W (1 kHz, 4 m) on the reference axis 0 degrees in free field. The opening angle at 1 kHz / 4kHz (-6 dB) is 180 / 180. The effective frequency range is from 65 Hz to 20 kHz. Rated input voltages are 13.9 V, 70 V, and 100 V, and it has various rated impedance options depending on the power setting. Electrical connection is via a 4 - way screw terminal block, and it accepts wire gauges from 0.5 - 3 mm2.

Using your Bosch LC4 - UC24E ceiling loudspeaker is easy. First, choose a suitable ceiling location. Make sure to follow the electrical safety rules when connecting the wires to the 4 - way screw terminal block. Use wire gauges between 0.5 - 3 mm2. You can select the appropriate rated power (24/12/6/3 W) according to your needs. When it comes to sound quality, enjoy the excellent speech and music reproduction it offers. Note that the loudspeaker is EVAC compliant, so it's crucial for emergency situations. For maintenance, keep the grille clean. You can paint the grille to match your room decor, but use a non - abrasive paint. Check the electrical connections periodically to ensure they are tight. If you have any technical issues, refer to the certification standards (EN 54 24, UL2043, UL1480) for troubleshooting guidance.