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Product Description
DDK Wall Mounting Electric Whistle
Product Introduction
The DDK Marine Wall-Mounting Electric Whistle is a durable, high-performance audible signaling device engineered for the demanding conditions of the maritime environment. Utilizing solid-state electronic technology and premium corrosion-resistant materials, it delivers a powerful, clear, and reliable acoustic signal to ensure safety and compliance. This whistle meets the relevant requirements of the International Maritime Organization (IMO) and the Safety of Life at Sea (SOLAS) Convention, making it suitable for a wide range of vessels including cargo ships, tankers, passenger ferries, and workboats.
Drawing
Technical Data
| Long sound | 4--6 s |
| Short sound | 1s |
| the pause between two sounds | 2s |
| Power Supply | DC24V(+30%~-25%) |
| Sound Signal Intensity | ≥130dB |
| Fundamental Frequency | 500Hz |
| Range of Audibility | ≥1 NM |
Key Features & Benefits
1.Superior Acoustic Performance
High sound pressure output up to 130 dB @ 1 meter, ensuring effective range over open water.
Clear, penetrating tone designed to cut through ambient engine, wind, and wave noise.
Consistent sound output regardless of weather conditions.
2.Robust & Corrosion-Resistant Construction
Housing constructed from 316L stainless steel or marine-grade aluminum alloy.
Rated IP66/IP67 for complete protection against dust and powerful water jets/immersion.
Internal components feature shock-resistant mounting and protective coatings for long-term reliability.
3.Easy Installation & Flexible Operation
Compact, space-saving wall-mount design simplifies installation on bulkheads or masts.
Can be operated via a local push-button, from the bridge, or integrated into a central alarm system.
Multiple voltage options available (24VDC, 110VAC, 220VAC) to match vessel power systems.
4.Intelligent Functions & Safety
Built-in self-diagnostic circuit for operational status monitoring.
Equipped with overload and short-circuit protection.
Optional automatic fog signal mode with radar interface capability.
5.Low Maintenance & Energy Efficient
Solid-state design with no moving parts, minimizing maintenance and wear.
Significantly lower power consumption compared to traditional pneumatic whistles.
Extended service life with minimal upkeep required.
Electric Whistle System
Electric Whistle System Connection Diagram
