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Marine approved fire detection devices for ships and offshore fire alarm systems

Marine Fire Detection

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ORB - HT - 41001 - MAR Orbis Marine Heat Detector - Fire Trade Supplies

What Is Marine Approved Fire Detection?

Marine approved fire detection equipment is designed specifically for use on ships and offshore structures where standard fire alarm devices may not perform reliably.

To be installed on vessels operating in European waters, fire detection devices must comply with the Marine Equipment Directive (MED). This certification confirms that the equipment has been tested to meet strict safety and performance standards required for marine environments.

MED approval ensures that marine fire detection devices operate reliably in demanding maritime conditions.


Marine Fire Alarm Systems on Ships

Marine fire detection devices are an essential part of marine fire alarm systems installed throughout ships and offshore installations.

These systems monitor areas of a vessel for early signs of fire and alert crew members so action can be taken quickly.

A typical marine fire alarm system may include:

  • Marine approved smoke detectors

  • Marine heat detectors

  • Manual call points

  • Fire alarm control panels

  • Audible and visual alarm devices

Early detection is critical on ships where fires can spread rapidly in enclosed environments.


Why Marine Approved Fire Detection Is Important

Ships operate in challenging environments that can affect the performance of standard fire alarm equipment. Marine fire detection devices are specifically designed to withstand these conditions.

Marine approved fire detection equipment is engineered to handle:

  • High humidity and salt exposure

  • Continuous vibration from engines and machinery

  • Temperature fluctuations

  • Corrosive marine environments

These features help ensure that marine fire detection systems remain reliable throughout the lifetime of the vessel.


Where Marine Fire Detection Systems Are Used

Marine fire alarm systems are installed in many different areas of ships and offshore structures, including:

  • Passenger vessels and ferries

  • Commercial cargo ships

  • Offshore platforms

  • Marine engine rooms

  • Naval vessels

  • Cruise ships and large marine installations

In these environments, reliable fire detection is essential for protecting both crew members and valuable equipment.


Marine Equipment Directive (MED) Certification

The Marine Equipment Directive (MED) sets safety standards for equipment installed on ships operating under European regulations.

Fire detection devices that meet MED approval are tested to ensure they perform correctly in marine environments. Certified equipment carries the MED “wheel mark”, confirming that it complies with maritime safety standards.

Using MED approved fire detection devices ensures compliance with international marine safety requirements.


Marine Approved Fire Detection from Fire Trade Supplies

At Fire Trade Supplies, we supply marine approved fire detection devices designed for professional marine and offshore fire alarm installations.

If you require assistance selecting the correct marine fire detection equipment for your project, our team is always happy to help.

You can contact us on +44 330 056 3094 or email [email protected]

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Marine Fire Detection FAQ's



Marine approved fire detection refers to fire alarm devices that are specifically designed and certified for use in ships and offshore environments. These devices are tested to ensure they operate reliably under conditions such as vibration, humidity, salt exposure and temperature changes commonly found at sea.



MED approval stands for the Marine Equipment Directive, a European regulation that sets safety standards for equipment installed on ships. Fire detection devices with MED approval have been tested to meet strict performance requirements and are marked with the MED “wheel mark”, confirming they are suitable for use on vessels operating in European waters.






Marine fire detection systems are used on a wide range of vessels and offshore structures. Typical installations include cargo ships, passenger ferries, cruise ships, offshore platforms, naval vessels and marine engine rooms where early fire detection is essential for safety.





A marine fire alarm system may include several types of detection devices such as marine approved smoke detectors, heat detectors, manual call points, alarm sounders and fire alarm control panels. These components work together to detect fire hazards and alert crew members quickly.


Marine certified fire detection equipment is required to ensure fire alarm systems remain reliable in harsh maritime environments. Certification standards help confirm that the equipment can withstand vibration, humidity, corrosion and temperature fluctuations that occur at sea.

No, most marine approved fire detectors are not fully waterproof. While they are designed to operate reliably in harsh maritime environments, they are typically installed in protected areas within ships such as accommodation spaces, corridors, control rooms and engine rooms.

Marine approved fire detection devices are engineered to withstand conditions such as vibration, humidity, temperature fluctuations and exposure to salt air, but they are not intended for direct exposure to water or heavy spray unless specifically designed for that purpose.

For areas where water exposure is likely, detectors may need to be installed in appropriate housings or located in protected positions within the vessel.

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