DHR H400 SERIES
• Robust design
• Maintenance friendly
• Easy installation
• High quality materials
The H400 Maritone is the first air horn developed by DHR which has been approved according the international rules of Colreg ‘72.
An excellent whistle for seagoing vessels with a maximum length of 75 meters. It has an audible range of more than 1 nautical mile.
The combination of high quality materials and precision manufacturing, provides superior durability for a lifetime operation.
With the introduction of the attractive H400 Maritone, DHR positions itself as a pioneer in advanced maritime signalling solutions.
• Seagoing vessels up to 75 meters in lenght
• Inland navigation vessels on German inland waterways
• 316L stainless steel membrane housing
• Brass horn with powder coated finishing
• Sound pressure (1/3 Octave at 1m): >130dB
• Fundamental Frequency: 440Hz
• Air pressure: 7 Bar
• Air consumption: 8 – 12 l/s
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