IMPA: 795714

Watertight Loudspeaker for Marine & Shipboard Applications

This high-performance marine watertight loudspeaker is purpose-built for public address, alarm, and intercom systems on ships, offshore rigs, and other maritime installations. Engineered to withstand the toughest weather conditions, it delivers clear, high-intelligibility sound while resisting saltwater corrosion, UV degradation, and water intrusion thanks to its IP56-rated enclosure and rugged marine-grade construction.

Ideal for use on open decks, wheelhouses, engine rooms, and accommodation areas, the loudspeaker operates seamlessly on standard 100V or 70V PA systems. Its 30W power rating and selectable tapping (30/15/7.5W) allow it to be adapted to a wide range of amplifier configurations. The included stainless steel U-bracket provides flexible mounting options, while pre-wired cable glands simplify electrical connections.

With a wide frequency response of 300–8000 Hz, this unit ensures crisp speech announcement and audible alarm signals, even in high ambient noise environments. Manufactured from seawater-resistant aluminum alloy and finished with a protective epoxy coating, the loudspeaker offers long-term reliability and low maintenance—making it a dependable choice for ship chandlers and fleet operators worldwide.

Key Features

Technical Specifications

Product NameWatertight Loudspeaker (IMPA 795714)
CategoryElectrical Equipment
Power Handling30 W RMS
Line Voltage100 V / 70 V
Power Tappings30 / 15 / 7.5 W (100V)
Sensitivity98 dB (1W/1m)
Frequency Response300 – 8000 Hz
Ingress ProtectionIP56
Housing MaterialSeawater-resistant aluminum alloy
Grille & BracketStainless steel
Cable Entry2 × M20/Cable gland
Operating Temperature-25°C to +55°C
Dimensions (Ø × L)160 mm × 230 mm
Weight2.8 kg

Frequently Asked Questions

Is the watertight loudspeaker suitable for on-deck installation?

Yes, it is IP56-rated, meaning it is protected against dust and powerful water jets. Its marine-grade aluminum housing and stainless steel components provide excellent resistance to salt spray, making it safe for permanent external mounting.

How is this loudspeaker connected to a ship's PA system?

The unit works with either 100 V or 70 V line amplifier systems. Simply set the desired power tapping (30W, 15W, or 7.5W) and connect the cable to the input terminals via the provided cable gland. No additional transformer is required.

What is the sound quality for public announcements?

The speaker is engineered for speech intelligibility, with a frequency range of 300–8000 Hz and a sensitivity of 98 dB. This ensures clear announcements and alarms even in noisy engine rooms or open weather decks.

Do I need to purchase the mounting bracket separately?

No. The package includes a powder-coated stainless steel U-bracket with locking screws, allowing quick fixing to a bulkhead, mast, or wall.

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