LBC 3428/00 Horn Loudspeaker

3.00 out of 5 based on 13 customer ratings
(13 customer reviews )

  • Suitable for marine and industrial applications
  • Glass reinforced polyester with strong, fireretardant qualities
  • Reduced maintenance costs
  • Corrosion and chemical resistant
  • Water-and dust-protected to class IP 66 and IP 67

The Bosch LBC 3428/00 Horn Loudspeaker is specifically designed for excellent sound reproduction in marine applications and other industrial environments. It is rugged, water- and dust-protected, and resistant to the corrosive effects of seawater and most industrial atmospheres. Suitable for both stationary and mobile systems, its strength and good acoustic performance also makes it ideal for general commercial and industrial applications.

Category: .

Product Description


The Horn Loudspeaker is made from a UV-stable, glassreinforced polyester (GRP). This strong, fire-resistant and corrosion- resistant material is very reliable and reduces maintenance costs. GRP is also chemical resistant and thermally stable, making it ideal for even the harshest environments. The horns are weatherproof, and incorporate stainless steel mounting brackets with cover screws to increase corrosion resistance. They are fitted with dual 20 mm gland entries (one gland is supplied as standard) to facilitate loop-through connection.

Technical specifications
Maximum power                       – 22.5 W
Rated power                              –  15 / 7.5 / 5 / 4 / 2 / 0.8 W

Sound pressure level                –  114 dB / 102 dB (SPL)
at 15 W / 1 W (1 kHz, 1 m)
Effective frequency range       – 380 Hz to 5.5 kHz

(-10 dB)
Opening angle                           – 160° / 55°
at 1 kHz/4 kHz (-6 dB)
Rated voltage                            – 100 V
Rated impedance                    – 667 ohm
Connector                                – Screw terminal block

Dimensions (L x Dmax)         – 245 x 163 mm (9.6 x 6.4 in)
Weight                                       – 2 .6 kg (5.72 lb)
Color                                          – Light grey (RAL 7035)
Cable diameter                        – 8 mm to 12 mm
(0.31 in to 0.47 in)

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%



Customers' review

13 reviews 3.00 out of 5 stars
5 stars 3
4 stars 2
3 stars 4
2 stars 0
1 star 4

13 reviews for LBC 3428/00 Horn Loudspeaker

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