Model KB-20 Electric Horn

Lead Time: 4 weeks

The Kahlenberg KB-20 is an Electric Horn for marine use that produces a horn signal in excess of 130 dB (1/3 Octave Band) as required for vessels up to 75 meters in length.

The Kahlenberg KB-20 is an Electric Horn for marine use that produces a horn signal in excess of 130 dB (1/3 Octave Band) as required for vessels up to 75 meters in length. The KB-20 is an extremely durable and simple horn assembly proven for many years in commercial and military service.
 
  • Horn supplied complete with M-478A Oscillator Unit and optional M-477 A.C. to D.C. Power Supply
  • Horn is electrically powered and IMO certified for vessels less than 75 meters in length
  • Horn construction: High strength aluminum bell, supporting frame, stainless steel diaphragm and fasteners
  • Self draining design to prevent condensation and corrosion
  • Driver unit is totally enclosed, marine type, IP56, and equipped with 150 watt/120 Volt anti-condensation strip heater
  • Requires no external air or steam source
More Information
Vessel Length 20-75 Meters
Heated? Yes
Power Type Electric
Additional Specifications

Control and Heater: 120/230V [50-60 Hz]
SPL (Loudness) on Total: 131 dBA @ 1 meter
SPL (Loudness) 1/3 Octave: > 131 dB @ 1 meter
Power Consumption: 500 W
Audibility: 1 nautical miles (IMO)
Fundamental Frequency: 300 Hz ± 20 Hz
Operating Voltage: 24 V.D.C. (115/230 volt A.C. with optional M-477 Power Supply)
Operating Temperature: -40ºC to +45ºC [-22ºF to +113ºF]
Finish: Alodine Treatment, Primed and Enamel coated
Degree of Protection: IP 56
Basic Dimension: 949x541x394cm [37x21x15.5”]
Net Weight: 22 kg [49 lbs]