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Wolo Ocean Alert Dual Marine Air horn 12V

Trombones of 39 and 44 centimetres. Diameter is 9,5 cm at the thickest part. Yes, it is included in the package 12 volts Product op voorraadOn stock € 195,00 Play sound

Wolo’s OCEAN ALERT dual trumpet air horn produces a powerful low tone sound to be heard! Model 170 is constructed of solid brass with a bright chrome finish and that will look great on any boat big or small. The horns’ base plate is made of polished stainless steel. Designed with Lexan® non-corrosive diaphragms to provide years of dependable service, and making OCEAN ALERT ideal for salt or fresh water environments. To eliminate vibration, a stainless steel adjustable front pedestal bracket is included. The heavy-duty compressor included, has a bright chrome finish, compact in size and is maintenance free. Kit includes: Compressor, rubber gaskets, hose, 30-amp relay and stainless steel mounting hardware.

• 12-Volt

• 121 Decibels at 1 meter

• 315 / 375 Hz ±15% Horn

• Horn Dimension: L17 in. x W7 in. x H3-3/4 in.

• Compressor Dimension: H4-1/2 in. x D2-1/4 in.

• Meets the U.S. Coast Guard’s C.O.L.R.E.G.S. and U.S. Inland Navigation Rules, Annex III Regulations for boats up to 20 meters.

• National Marine Manufacturers Association (NMMA) Program “type accepted”.

• Meets American Boat & Yacht Council (ABYC) A-23 standard for boats up to 20 meters.


The strong, low tone, noise sounds immediately upon pressing the horn button. There is no delay.

The sound fragment of this horn gives you a good impression of the type of sound. The actual force can only be experienced when you have installed it.

Click here for the installation manual.

Please note:
The manufacturer only delivers the Wolo Ocean Alert Dual Marine Air horn with a relay. Therefore, we offer an installation package to install the horn. This packages consists of an ample amount of installation wire in black (2 metres) and red (2 metres) of 2.5 mm2 thickness, fuses, fuse holder and various connection materials. You can simply order this by ticking the box "In shopping cart". Picture of the content of the installation package: