Bosch F.01U.076.920 LBC3951/11US 6 Watt Ceiling Loudspeaker (US Version)

$34.89

BOSCH COMMUNICATIONS F.01U.076.920

LBC 3951/11 Ceiling Loudspeaker (US Version)
6 W loudspeaker with a perforated metal grille.
The LBC 3951/11 is a compact, 6 W loudspeaker with a perforated metal grille. It has excellent audio performance and is easy to install with its integral mounting clips. The loudspeaker is IPx4 water protected from the front so it can be installed in humid environments. 
  • Compact yet powerful
  • Very wide opening angle
  • Modern unobtrusive styling
  • Installation friendly
  • Splash - waterproof
  • Comply with international installation and safety regulations 

Functions

The LBC 3951/11 has a perforated metal grille with a plastic surround, finished in an attractive off-white RAL color. The unobtrusive styling of this loudspeaker complements today’s interior lighting. The loudspeaker feature a very wide opening angle, which means fewer units are required to cover a given area. The wide frequency range means better speech and music reproduction. The unit is supplied with a 100 V matching transformer with taps on the primary winding for fullpower, half-power, quarter-power and eighth-power radiation.
The loudspeaker (with special treated paper cone), is IPx4 water protected from the front and can be applied in humidity environments for example bathrooms, saunas, atriums and swimming pool areas.

Electrical*

  • Maximum power: 9 W
  • Rated power: 6 / 3 / 1.5 / 0.75 W
  • Sound pressure level at 6 W / 1 W (1 kHz, 1 m): 96 dB / 88 dB (SPL)
  • Sound pressure level at 6 W / 1 W (4 kHz, 1 m): 99 dB / 91 dB (SPL)
  • Effective frequency range (-10 dB): 60 Hz to 18 kHz
  • Opening angle at 1 kHz/4 kHz (-6 dB): 170° / 80°
  • Rated voltage: 100 V
  • Rated impedance: 1667 ohm
  • Connector: 2-pole push-in terminal block
  • * Technical performance data acc. to IEC 60268-5

Mechanical

  • Diameter: 6.30 inch (160 mm)
  • Maximum depth: 3.74 inch (95 mm)
  • Ceiling thickness: 0.35 to 0.98 inch (9 to 25 mm)
  • Mounting cut-out: 5.71 inch (145 mm)
  • Speaker diameter: 4 in (101.6 mm)
  • Weight: 1.52 lb (690 g)
  • Color: off-white (RAL 9010)
  • Magnet weight: 3.57 oz (101 g)

Environmental

  • Operating temperature: -25 ºC to +55 ºC (-13 ºF to +131 ºF)
  • Storage temperature: -40 ºC to +70 ºC (-40 ºF to +158 ºF)
  • Relative humidity: <95%

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