pneumatic horn / for ships 20-75 m



  • Type:


  • Application domain:

    for ships 20-75 m

  • Sound intensity:

    132 dB


The Kahlenberg S-330-DVM-H was developed by Kahlenberg Industries to provide a fully IMO compliant sound signal for commercial marine applications in an economic and compact package suitable for use on vessels up to 75m (246ft). The S-330-DVM-H Air Horn features a new, heated external valve that reduce weight, product cost, and installation costs while preserving the durability of all metal construction and the ability to operate in the most extreme weather conditions.

Constructed of brass, with titanium diaphragm, and stainless steel fasteners to withstand the harsh marine environment
Heated combination manual override and dual electric solenoid operating valve for redundancy providing safety of vessel and crew
Heater is water tight and thermostatically controlled
Lightweight design facilitates mount to vertical or horizontal surfaces

Additional Specifications:
Control Voltage
Manual pull, 230 or 120 VAC, and 24VDC
SPL (Loudness) on Total
136 ± 1 dBA @ 1 meter
SPL (Loudness) 1/3 Octave
131.9 dB @ 1 meter
Air Consumption
4.2L/sec [9 SCFM] on 7 bars [100 psi]
Air Pressure Req’d
5.2 to 40 bar (75 to 580 p.s.i.)
IMO Audibility Range
1 nautical mile
Fundamental Frequency
330 Hz
Brass, Stainless Steel, Aluminum Bracket
Voltage and Consumption
20 Watts A.C.
Operating Temperature
-4°C to +80°C [25°F to +176°F]
Net Weight
5 kg (12 lbs.)
TGIC Sky White or Military Grey Powdercoat