Hoenderop BV Air horn dhr 400 series (maritone), Horn Modell: H400-75A, Noise: 142 dB(A) - 440 Hz, Air consumption: 8 - 12 litres per second, Dimensions: 360 x 180 mm, Finish Horn: 316 stainless steel membrane housing and white/red lacquered brass

For seagoing vessels with a length up to 75 metres. COLREG 72 approved. Dutch Human Environment and Transport Inspectorate (IL&T) approved. Air consumption: 8 - 12 litres per second. Air pressure: 7 - 9 bar. Provided with: quick coupling 10 mm. Dimensions: 360 x 180 mm. Finish Horn: 316 stainless steel membrane housing and white/red lacquered brass. Noise: 142 dB(A) - 440 Hz. Horn Modell: H400-75A. Length Of Ship Inland/Seagoing: +20 m / -75 m.